table c-1 borehole #72-101a w12a landfill...table c-3 borehole #76-1, #13-1a w12a landfill (data...

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TABLE C-1 BOREHOLE #72-101a W12A LANDFILL AVG 8.3 262 36 372 6 310 88 0.03 0.02 13 0.1 1.8 8.1 19 3 4.2 9.3 55 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.44 STD 0.2 5.5 6.5 2.2 309 8 0.02 0.4 0.0 0.1 0.04 0.44 0.31 36 0.00 0.00 # of samples 2 2 1 2 2 2 2 2 1 2 1 2 1 2 2 2 2 2 1 1 1 2 1 1 2 1 1 DATE PH COND- COD PHENOLS Cl SO 4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field UCTIVITY NH 3 NO 2 NO 3 TKN Cond. T pH (uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) ( o C) 1 28/Oct/04 8.1 267 378 8 618 96 0.01 13.10 3.50 19 3 4 9 90.4 0.0002 0.000 2 18/Jul/05 8.5 256 36 365 4 1 80 0.05 0.021 12.40 0.05 <0.06 8.10 19 3 5 10 19.0 <0.001 0.019 <0.02 <0.0002 <0.002 <0.002 <0.002 <0.002 0.437 Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available. NITROGEN AS N

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Page 1: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-1

BOREHOLE #72-101a

W12A LANDFILL

AVG 8.3 262 36 372 6 310 88 0.03 0.02 13 0.1 1.8 8.1 19 3 4.2 9.3 55 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.44

STD 0.2 5.5 6.5 2.2 309 8 0.02 0.4 0.0 0.1 0.04 0.44 0.31 36 0.00 0.00

# of samples 2 2 1 2 2 2 2 2 1 2 1 2 1 2 2 2 2 2 1 1 1 2 1 1 2 1 1

DATE PH COND- COD PHENOLS Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 28/Oct/04 8.1 267 378 8 618 96 0.01 13.10 3.50 19 3 4 9 90.4 0.0002 0.000

2 18/Jul/05 8.5 256 36 365 4 1 80 0.05 0.021 12.40 0.05 <0.06 8.10 19 3 5 10 19.0 <0.001 0.019 <0.02 <0.0002 <0.002 <0.002 <0.002 <0.002 0.437

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 2: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-2

BOREHOLE #72-103

W12A LANDFILL

AVG 10.2 819 64 45 540 288 0.18 2.2 4.2 0 0 138 16.5 31.2 0.0 0.0 663 12.3 9.9

STD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

# of samples 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 28/Oct/04 10.2 819 64 45 540 288 0.18 2.15 4.2 0 0 138 16.5 31.2 0.00 0.00 663 12.3 9.9

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 3: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-3BOREHOLE #76-1, #13-1aW12A LANDFILL(Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced by #13-1a in 2013. Boreholes are in approximately the same location and of the same depth.)

AVG 7.7 909 4.2166667 2.1 4.6 249 365 0.53 0.06 0.18 0.01 0.21 0.77 102.5 88.2 44.1 3.8 1.5 0 0.00364 0.002 0.043 0.189 0.000 0.001 0.009 0.006 0.000 0.011 1087 11.4 7.5

STD 0.3 313 5.6 11.522911 2.4 182 31 0.73 0.04 0.09 0.01 1.42 0.65 25.5 22.2 14.3 1.4 2.4 0 0.00409 0.002 0.020 0.072 0.000 0.001 0.027 0.006 0.001 0.015 210 1.8 0.6

# of samples 189 188 18 188 189 141 82 140 103 112 75 132 80 87 87 136 67 72 3 26 32 19 19 84 49 48 84 50 50 53 56 52.0

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC CYANIDE Al As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 12/Jul/76 345 1 8.5 21 0.100 0.000 0.27 0.07 0.00 3.80 13 4.20

2 26/Jul/76 7.9 445 0 9.0 18 0.200 0.000 0.04 0.01 0.00 2.55 23 5.10

3 18/Aug/76 7.8 500 3 7.5 24 0.100 0.020 0.16 0.06 0.01 2.50 36 5.40

4 22/Sep/76 8.0 550 6 6.5 30 0.100 0.040 0.00 0.00 0.00 1.10 26 7.62

5 25/Oct/76 8.2 580 4 5.0 28 0.700 0.010 0.04 0.01 0.02 2.00 58 4.10

6 18/Nov/76 8.0 650 3 4.5 37 0.100 0.000 0.15 0.01 0.00 0.73 26 4.40

7 22/Feb/77 7.7 600 14 5.0 17 1.700 0.040 0.21 0.01 0.03 0.97 24 5.76

8 21/Apr/77 7.5 660 3 3.5 22 0.100 0.030 0.24 0.01 0.00 0.85 27 7.54

9 14/Jul/77 7.5 635 2 3.5 32 0.800 0.030 0.26 0.01 0.01 1.00 42 5.82

10 24/Aug/77 7.6 660 18 3.5 44 1.000 0.070 0.30 0.00 0.05 0.89 22 1.32

11 27/Sep/77 7.8 683 10.5 2.5 57 1.300 0.030 0.32 0.03 0.02 0.50 15

12 20/Oct/77 7.8 710 7.5 3.0 58 2.100 0.170 0.29 0.02 0.02 0.88 33

13 22/Nov/77 7.6 748 6.5 3.0 88 0.100 0.040 0.24 0.54 40

14 5/Dec/77 7.4 710 0 3.0 85 0.400 0.080 0.26 0.01 0.01 0.56 40

15 12/Jan/78 7.7 755 2 3.5 82 1.300 0.170 0.31 0.01 0.01 0.70 31

16 8/Feb/78 7.6 730 0 2.5 50 0.500 0.030 0.24 0.01 0.01 0.48 34

17 1/Mar/78 7.1 775 0 2.0 82 0.300 0.060 0.27 0.01 0.02 0.50 34

18 4/Apr/78 7.6 785 0 3.0 80 0.300 0.060 0.26 0.02 0.05 0.84 41

19 3/May/78 7.5 745 0 2.5 79 0.300 0.030 0.25 0.01 0.00 0.61 62

20 5/Jun/78 7.6 740 0 3.0 83 1.100 0.050 0.35 0.01 0.02 0.75 27

21 11/Jul/78 7.6 755 1 3.0 82 0.500 0.040 0.30 0.02 0.01 0.85 38

22 15/Aug/78 7.7 760 0 3.0 88 0.200 0.030 0.28 0.02 0.09 0.67 30

23 12/Sep/78 7.6 743 1 2.5 92 0.500 0.050 0.28 0.02 0.05 0.61 32

24 25/Oct/78 7.7 720 2.5 3.0 85 0.500 0.080 0.30 0.01 0.04 0.99 26

25 7/Nov/78 7.7 750 0 2.5 90 0.200 0.020 0.36 0.01 0.02 0.60 35

26 13/Dec/78 7.8 738 0 3.0 99 0.600 0.050 0.28 0.01 0.03 0.61 69

27 10/Jan/79 7.5 775 0 3.0 82 0.900 0.060 0.28 0.00 0.00 0.52 30

28 14/Feb/79 7.8 770 0 2.0 85 0.800 0.060 0.28 0.01 0.02 0.45 32

29 13/Mar/79 7.7 1 3.0 100 0.600 0.050 0.29 0.01 0.03 0.70 44

30 11/Apr/79 7.9 775 0 2.5 110 0.31 0.01 0.07 0.54

31 23/May/79 7.9 770 4 2.5 106 2.400 0.100 0.30 0.01 0.20 0.65 33

32 19/Jun/79 7.8 775 0 2.5 115 1.100 0.080 0.32 0.01 0.01 0.61 43

33 10/Jul/79 7.7 760 0 3.0 113 1.400 0.090 0.33 0.01 0.79 0.67 39

34 1/Aug/79 7.7 745 0 3.0 100 1.900 0.140 0.36 0.02 0.16 0.71 59

35 20/Sep/79 7.5 730 0 3.0 101 1.600 0.110 0.39 0.01 0.16 0.72 52

36 24/Oct/79 7.7 278 0 7.5 33 1.600 0.070 0.05 0.02 0.26 0.37 44

37 15/Nov/79 7.8 510 0 5.0 56 3.500 0.060 0.24 0.00 0.03 0.54 76

38 10/Dec/79 7.3 520 0 6.5 61 1.700 0.070 0.28 0.01 0.01 0.62 54

39 2/Jan/80 7.9 540 0 6.0 57 0.680 0.090 0.58 48

40 5/Feb/80 7.9 550 0 6.5 56 0.830 0.100 0.27 0.00 0.02 0.60 37

41 25/Mar/80 7.8 585 0 6.5 71 2.200 0.110 0.25 0.00 0.00 0.66 58

42 29/Apr/80 7.8 640 1 6.0 74 1.070 0.140 0.24 0.00 0.00 0.58 56

43 27/May/80 7.8 645 0 4.0 81 0.460 0.060 0.24 0.01 0.02 0.50 30

44 10/Jun/80 7.7 670 0 5.0 78 0.620 0.130 0.23 0.01 0.02 0.42 35

45 23/Jul/80 7.8 650 0 4.5 78 0.650 0.090 0.19 0.00 0.00 0.44 23

46 13/Aug/80 7.8 670 1 6.0 83 2.300 0.150 0.14 0.01 0.05 0.58 21

47 25/Sep/80 7.8 680 0 6.5 83 2.100 0.070 0.17 0.01 0.07 0.40 14

48 14/Oct/80 7.8 695 0 4.0 89 0.910 0.080 0.09 0.01 0.11 0.62 15

49 19/Nov/80 7.6 685 0 4.5 89 1.700 0.120 0.11 0.01 0.06 0.64 23

NITROGEN AS N

Page 4: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-3BOREHOLE #76-1, #13-1aW12A LANDFILL(Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced by #13-1a in 2013. Boreholes are in approximately the same location and of the same depth.)

AVG 7.7 909 4.2166667 2.1 4.6 249 365 0.53 0.06 0.18 0.01 0.21 0.77 102.5 88.2 44.1 3.8 1.5 0 0.00364 0.002 0.043 0.189 0.000 0.001 0.009 0.006 0.000 0.011 1087 11.4 7.5

STD 0.3 313 5.6 11.522911 2.4 182 31 0.73 0.04 0.09 0.01 1.42 0.65 25.5 22.2 14.3 1.4 2.4 0 0.00409 0.002 0.020 0.072 0.000 0.001 0.027 0.006 0.001 0.015 210 1.8 0.6

# of samples 189 188 18 188 189 141 82 140 103 112 75 132 80 87 87 136 67 72 3 26 32 19 19 84 49 48 84 50 50 53 56 52.0

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC CYANIDE Al As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

50 9/Dec/80 7.6 700 0 3.5 95 1.400 0.110 0.16 0.01 0.09 0.50 11

51 12/Jan/81 7.8 700 0 4.0 91 0.760 0.080 0.13 0.01 0.10 0.46 34

52 25/Feb/81 7.6 710 0 11.5 90 1.000 0.090 0.20 0.03 0.42 0.92 19

53 9/Mar/81 7.7 730 0 7.0 97 1.100 0.120 0.17 0.01 0.09 0.56 26

54 1/Apr/81 7.6 730 0 4.0 91 1.100 0.110 0.15 0.01 0.10 0.50 27

55 11/May/81 7.9 705 0 3.5 97 3.200 0.170 0.14 0.01 0.06 0.50 27

56 8/Jun/81 7.7 730 0 3.5 88 0.990 0.130 0.01 0.01 0.08 0.52 23

57 22/Jul/81 7.4 670 0 6.2

58 18/Aug/81 7.4 690 0 5.9

59 29/Sep/81 7.2 620 0 6.2

60 8/Oct/81 7.8 745 0 3.5 0.17 0.02 0.15 0.54

61 3/Nov/81 7.5 514 0 5.7 88

62 21/Dec/81 7.5 350 0 9.3

63 18/Jan/82 7.5 630 0 5.6

64 1/Feb/82 7.9 710 0 4.0 0.32

65 10/Mar/82 7.2 695 0 11.3

66 17/Jan/83 7.4 505 0 6.9 110

67 17/Jan/83 7.3 400 0 6.2

68 22/Feb/83 7.2 450 0 8.3

69 22/Feb/83 7.7 640 4.5 6.0

70 22/Mar/83 7.7 628 2 9.0 2.05

71 23/Mar/83 7.5 700 20 6.0

72 25/Apr/83 7.6 680 1.5 5.5

73 25/Apr/83 7.4 570 1.6 8.3

74 11/May/83 7.0 620 1 8.3 51

75 11/May/83 7.8 680 9 5.5

76 21/Jun/83 7.7 575 0 6.5

77 21/Jun/83 8.0 660 2 5.5

78 11/Jul/83 8.0 640 4.5 9.4

79 11/Jul/83 7.7 615 130 6.5 0.38

80 15/Aug/83 7.4 640 0 6.2

81 15/Aug/83 7.5 580 1 6.8

82 26/Sep/83 7.9 660 0 6.8

83 26/Sep/83 7.5 560 0 6.8 68

84 13/Feb/84 7.9 19 4.5

85 13/Jun/84 8.0 790 1.5 3.5

86 31/Oct/84 8.1 805 3 3.0

87 12/Feb/85 7.8 815 0 4.5

88 10/Jun/85 7.8 650 0 7.0

89 22/Oct/85 8.3 810 1

90 10/Feb/86 7.8 835 0 3.0

91 25/Jun/86 7.8 895 1 2.5

92 10/Feb/87 7.7 900 0 3.0

93 23/Jun/87 7.9 905 0 3.5

94 27/Oct/87 7.7 915 0 2.4

95 15/Feb/88 8.0 850 0 2.7

96 22/Jun/88 7.8 810 0 2.8

97 18/Oct/88 7.7 771 0 2.8

98 14/Feb/89 8.2 774 2 0.7

Page 5: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-3BOREHOLE #76-1, #13-1aW12A LANDFILL(Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced by #13-1a in 2013. Boreholes are in approximately the same location and of the same depth.)

AVG 7.7 909 4.2166667 2.1 4.6 249 365 0.53 0.06 0.18 0.01 0.21 0.77 102.5 88.2 44.1 3.8 1.5 0 0.00364 0.002 0.043 0.189 0.000 0.001 0.009 0.006 0.000 0.011 1087 11.4 7.5

STD 0.3 313 5.6 11.522911 2.4 182 31 0.73 0.04 0.09 0.01 1.42 0.65 25.5 22.2 14.3 1.4 2.4 0 0.00409 0.002 0.020 0.072 0.000 0.001 0.027 0.006 0.001 0.015 210 1.8 0.6

# of samples 189 188 18 188 189 141 82 140 103 112 75 132 80 87 87 136 67 72 3 26 32 19 19 84 49 48 84 50 50 53 56 52.0

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC CYANIDE Al As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

99 27/Jun/89 7.9 821 2 2.6

100 29/Oct/89 8.0 807 2.5 3.0

101 4/Feb/90 7.7 879 0 3.7 72 56

102 9/May/90

103 27/Jun/90 8.1 853 0 2.0 72 54

104 30/Sep/90 7.9 858 0 2.4 64 44

105 10/Mar/91 7.9 868 0 2.6 71 53 2.4

106 23/Jun/91 7.9 753 0 5.7 0.029 0.060 76 42 1.8 0.0000 0.001 0.004 0.002 0.001 0.026

107 20/Oct/91 7.7 660 0 6.6 0.004 0.080 0.010 0.0000 0.002 0.018 0.004 0.000 0.027

108 16/Feb/92 7.6 680 2.0 0.130 0.050 0.0000 0.000 0.041 0.002 0.000 0.074

109 14/Jun/92 7.9 700 4 0.0 0.027 0.060 0.0000 0.000 0.160 0.002 0.000 0.040

110 25/Nov/92 8.0 725 4 3.0 300 0.008 0.016 0.06 66 54 43 0.0000 0.000 0.064 0.002 0.002 0.028

111 27/Feb/93 7.7 895 2 7.0 180 322 0.003 0.043 0.11 184 176 37 0.018 0.0010 0.000 0.002 0.000 0.000 0.045

112 5/Jun/93 7.7 710 0 7.0 190 324 0.015 0.00 78 80 44 0.008 0.0000 0.001 0.005 0.000 0.000 0.009

113 22/Oct/93 7.5 860 0 4.0 220 322 0.006 0.063 0.02 82 110 41 0.006 0.0000 0.002 0.005 0.002 0.000 0.004

114 17/Feb/94 8.0 430 0 4.0 210 326 0.000 0.040 0.04 78 69 52 0.005 0.0020 0.000 0.000 0.000 0.000 0.030

115 29/Jun/94 7.9 845 2 4.0 200 324 0.000 0.090 0.04 73 145 40 0.003 0.0000 0.000 0.007 0.000 0.000 0.016

116 4/Oct/94 7.9 730 2 7.0 208 330 0.005 0.011 0.03 78 81 38 0.003 0.0000 0.001 0.010 0.001 0.000 0.021

117 21/Feb/95 8.0 929 0 3.6 190 328 0.005 0.063 0.05 65 67 29 0.000 0.0000 0.000 0.005 0.004 0.000 0.008

118 14/Jun/95 8.1 1,024 0 7.0 236 342 0.002 0.060 0.02 77 123 47 1.9 0.000 0.0000 0.000 0.007 0.002 0.000 0.012

119 25/Oct/95 7.7 1,027 0 7.0 250 344 0.002 0.002 0.12 70 70 43 0.008 0.0000 0.001 0.012 0.000 0.000 0.005

120 19/Feb/96 7.6 1,010 0 6.0 296 318 0.001 0.001 0.10 71 87 41 0.000 0.0000 0.006 0.013 0.000 0.000 0.017

121 3/Jun/96 7.8 1,029 0 8.0 275 324 0.000 0.009 0.49 99 111 39 0.003 0.0000 0.002 0.011 0.001 0.005 0.004

122 29/Oct/96 8.0 824 0 10.0 119 284 0.000 0.009 0.16 112 33 30 0.004 0.0000 0.000 0.005 0.000 0.000 0.000

123 21/Apr/97 7.7 1,151 0 5.5 331 346 0.002 0.076 0.05 80 60 47 1.3 0.000 0.000 0.0000 0.000 0.007 0.005 0.000 0.002

124 14/Jun/97 8.3 1,152 1 6.5 259 308 0.000 0.040 0.03 66 129 47 1.1 0.000 0.000 0.002 0.0000 0.000 0.002 0.000 0.004 0.000

125 27/Oct/97 7.9 1,175 0 2.9 474 340 0.002 0.015 0.21 95 87 44 0.7 0.000 0.009 0.008 0.0000 0.000 0.000 0.001 0.000 0.004

126 27/Apr/98 7.4 1,135 6 9.8 359 384 0.000 0.070 0.49 102 87 0.8 0.003 0.001 0.0002 0.000 0.013 0.000 0.000 0.026

127 13/Jun/98 7.5 1,226 0 14.6 351 374 0.000 0.050 0.00 100 87 35 0.7 0.001 0.000 0.0018 0.000 0.004 0.002 0.003 0.019

128 6/Oct/98 7.8 1,213 1.0 4.7 467 356 0.001 0.022 0.29 99 79 50 1.0 0.002 0.003 0.0004 0.001 0.000 0.006 0.000 0.002

129 30/Apr/99 7.4 1,236 0 7.2 433 416 0.040 0.009 0.44 95 77 43 1.5 0.000 0.003 0.0000 0.002 0.016 0.000 0.012

130 14/Jun/99 7.8 1,228 0 3.3 319 388 0.005 0.008 0.34 114 94 46 0.5 0.002 0.002 0.0002 0.000 0.018 0.012 0.001 0.007

131 8/Oct/99 7.5 1,183 0 15.1 323 386 0.050 0.007 1.96 105 85 50 1.2 0.003 0.003 0.0000 0.004 0.003 0.003 0.000 0.003

132 23/May/00 7.7 1,149 0 3.4 524 388 0.011 0.006 0.51 254 137 120 1.0 0.001 0.000 0.0000 0.002 0.000 0.010 0.000 0.002

133 19/Jun/00 7.7 1,236 0 2.5 422 366 0.035 0.006 3.97 140 110 51 0.0 0.001 0.000 0.0000 0.004 0.002 0.012 0.000 0.002

134 16/Oct/00 7.9 1,174 5.1 4.5 380 378 0.041 0.048 0.46 99 81 53 0.9 0.000 0.001 0.000 0.0000 0.003 0.004 0.002 0.000 0.001

135 5/May/01 7.8 1,178 0 3.1 377 382 0.019 0.02 0.45 97 83 55 5.94 0.5 0.000 0.000 0.033

136 25/Jun/01 7.9 1,152 0 4.1 940 318 0.062 0.036 0.00 0.05 0.08 0.52 109 79 51 5.91 1.4 0.0000 0.000 0.000 0.003 0.000 0.000 13 7.4

137 9/Oct/01 8.0 1,119 0 4.7 542 360 0.004 0.09 111 72 43 7.78 0.8 0.004 0.0000 0.001 13 7.5

138 25/Apr/02 8.3 1,239 0 2.5 457 276 0.047 0.000 0.10 0.00 0.16 3.89 114 77 53 2.51 1.2 0.000 0.052 0.157 0.0000 0.001 0.009 0.002 0.000 0.000 9 7.4

139 4/Jul/02 7.7 1,262 8 0 2.4 422 378 0.058 0.081 0.06 L0.01 0.01 0.73 108 90 55 7.69 2.1 0.000 0.067 0.262 0.0003 0.000 0.003 0.000 0.000 0.000 13 7.7

140 16/Oct/02 7.6 1,175 43 3.9 355 370 0.054 0.11 99 83 50 7.58 0.9 0.0000 0.000 10 8.0

141 30/Apr/03 7.2 1,277 1.73 4.0 384 346 0.071 <0.10 103 85 53 4.16 2.0 0.0005 0.000 1070 10 6.5

142 8/Jul/03 8.0 1,206 <2 <1.0 5.4 220 400 0.036 0.22 0.03 0.02 1.71 87 83 48 2.88 1.3 0.003 0.077 0.412 0.0000 0.000 0.000 0.016 0.000 0.000 966 12 7.3

143 9/Oct/03 7.5 1,243 <1.0 4.4 390 398 0.026 0.13 103 89 49 2.81 1.0 0.0000 0.013 949 12 6.4

144 27/Apr/04 7.4 1,250 <1.0 2.6 285 370 0.051 <0.10 <0.06 91 81 54 3.36 1.0 0.0000 0.009 983 9

145 23/Jul/04 7.8 1,280 2 <1.0 3.6 230 368 0.003 0.033 0.11 <0.0001 0.09 0.30 96 87 49 3.19 1.1 0.005 0.060 0.000 0.0000 0.000 0.006 0.000 0.000 0.000 819 13 7.4

146 21/Oct/04 7.4 1,240 <1.0 2.7 251 416 0.003 0.12 <0.06 93 83 49 2.70 1.1 0.0000 0.000 936 11 6.4

147 28/Apr/05 7.1 1,310 1 3.9 303 362 0.013 0.28 12.90 98 87 52 3.12 18.5 <0.0002 0.007 1,116 9 5.4

Page 6: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-3BOREHOLE #76-1, #13-1aW12A LANDFILL(Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced by #13-1a in 2013. Boreholes are in approximately the same location and of the same depth.)

AVG 7.7 909 4.2166667 2.1 4.6 249 365 0.53 0.06 0.18 0.01 0.21 0.77 102.5 88.2 44.1 3.8 1.5 0 0.00364 0.002 0.043 0.189 0.000 0.001 0.009 0.006 0.000 0.011 1087 11.4 7.5

STD 0.3 313 5.6 11.522911 2.4 182 31 0.73 0.04 0.09 0.01 1.42 0.65 25.5 22.2 14.3 1.4 2.4 0 0.00409 0.002 0.020 0.072 0.000 0.001 0.027 0.006 0.001 0.015 210 1.8 0.6

# of samples 189 188 18 188 189 141 82 140 103 112 75 132 80 87 87 136 67 72 3 26 32 19 19 84 49 48 84 50 50 53 56 52.0

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC CYANIDE Al As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

148 11/May/05 7.6 1,300 2.7 319 354 0.06 102 86 48 3.08 1.0 932 13 7.0

149 24/Jun/05 7.3 1,290 <2 <1 2.6 325 408 0.004 0.037 0.17 <0.03 <0.06 0.39 100 88 50 3.21 3.0 0.005 0.005 0.210 <0.0002 <0.002 <0.002 0.002 <0.002 <0.004 1,031 16 7.2

150 11/Oct/05 7.8 1,320 <1 2.4 320 428 0.011 0.14 <0.06 101 89 49 3.30 2.5 <0.0002 <0.002 670 11

151 28/Apr/06 7.6 1,290 1 2.3 310 406 0.004 0.15 <0.06 101 92 50 3.42 3.7 <0.0002 <0.002 1,084 12

152 20/Jun/06 7.5 1,310 2 <1 2.7 304 398 0.037 0.034 0.21 <0.03 <0.06 0.63 95 84 46 3.21 1.3 0.007 0.042 0.170 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 1,075 18 7.2

153 27/Oct/06 7.4 1,320 <1 3.2 277 404 0.003 <0.10 <0.06 99 90 48 2.94 1.1 <0.0002 <0.002 1,208 10 7.2

154 30/Apr/07 7.3 1,500 <1 2.3 357 390 0.086 0.15 <0.06 104 89 49 3.11 2.6 <0.0002 0.001 1,148 12 7.2

155 18/Jul/07 7.3 1,300 2 <1 2.9 399 390 0.030 0.042 <0.10 <0.03 <0.06 0.45 97 87 48 3.08 1.7 0.004 0.038 0.160 <0.0002 <0.001 0.001 0.003 <0.001 0.004 1,220 13 7.3

156 22/Aug/07 7.4 1,270 3 <1 2.3 365 396 0.007 0.054 <0.10 <0.03 <0.06 0.36 106 87 48 3.25 2.0 0.004 0.039 0.160 <0.0002 <0.001 <0.001 0.004 <0.001 0.012 1,205 15

157 19/Oct/07 7.5 1,310 <1 2.5 364 392 0.004 0.13 <0.06 108 91 51 3.27 1.0 <0.0002 0.005 1,005 14 6.8

158 9/Apr/08 7.4 458 <1 2.8 323 380 0.033 0.18 <0.06 98 86 52 3.41 1.4 <0.0002 0.003 1,192 11 7.5

159 27/Jun/08 7.5 808 5 5 2.6 390 386 0.006 0.050 0.19 <0.03 0.23 0.46 98 81 49 2.81 0.8 0.003 0.036 0.200 <0.0002 <0.001 <0.001 0.004 <0.001 0.001 1,173 16 8.2

160 7/Oct/08 8.0 1,190 <1 2.4 422 378 0.037 0.37 <0.06 99 86 52 3.31 1.0 <0.0002 0.005 1,135 12 7.5

161 21/Apr/09 7.5 1,040 <1 2.5 330 396 0.004 0.12 <0.06 106 85 49 2.78 7.9 <0.0002 0.004 1,065 10 7.0

162 22/Jun/09 7.4 1,140 3 <1 2.2 330 390 0.027 0.065 0.20 0.04 <0.06 0.38 101 81 45 2.57 1.4 0.003 0.035 0.180 <0.0002 <0.001 0.001 0.019 <0.001 0.014 1,144 13 7.4

163 13/Oct/09 7.4 1,240 <1 1.9 325 382 0.004 0.11 <0.06 103 84 50 2.91 0.4 <0.0002 0.017 1,211 11 7.8

164 23/Apr/10 7.5 1,260 <1 3.4 351 386 0.011 0.15 <0.06 100 80 49 3.10 1.3 <0.0002 0.005 1,240 11 7.9

165 8/Jun/10 7.4 1,220 2 <1 3.3 355 383 0.005 0.079 0.13 <0.03 <0.06 0.55 112 88 53 3.39 1.2 0.002 0.031 0.190 <0.0002 <0.001 0.002 0.006 <0.001 0.006 1,282 11 7.7

166 15/Oct/10 7.4 1,240 <1 3.9 416 389 0.005 0.14 <0.06 116 93 52 3.05 1.2 <0.0002 0.019 960 11 7.9

167 28/Apr/11 7.7 560 <1 3.7 405 370 0.006 0.10 <0.06 117 87 51 3.41 1.7 <0.0002 0.019 1,080 9 7.5

168 27/Jun/11 7.6 1,150 2 <1 3.8 370 368 0.004 0.074 0.10 <0.03 <0.06 0.36 105 84 48 2.86 0.9 0.002 0.032 0.160 <0.0002 <0.001 <0.001 0.016 <0.001 0.002 1,202 11 7.6

169 20/Oct/11 7.8 1,370 <1 3.6 435 368 0.003 0.12 <0.06 115 91 51 3.12 1.0 <0.0002 0.006 1,119 10 7.3

170 23/Apr/12 7.3 1,280 4 3.7 442 372 0.011 0.16 <0.06 119 91 52 3.65 1.6 <0.0002 0.018 988 10 7.3

171 22/Jun/12 7.6 1,260 5 <1 5.4 402 332 0.005 0.108 0.12 <0.03 0.08 0.32 121 86 46 3.22 2.4 <0.001 0.095 0.160 <0.0002 <0.001 0.002 0.012 <0.002 0.003 492 11 7.7

172 19/Oct/12 7.3 1,460 <1 4.0 513 357 0.003 0.14 135 99 52 3.48 <1.0 <0.0002 0.002 1,252 11 7.9

173 22/Apr/13

174 3/Jun/13

175 29/Oct/13 7.7 950 3 14.3 197 288 0.013 0.42 <0.06 70 44 64 6.96 **45.5 <0.0002 0.013 826 10 8.1

176 16/Apr/14 7.5 1,260 <1 4.6 244 385 0.016 0.16 <0.06 94 87 54 4.07 1.1 <0.0002 0.014 1,098 10 7.6

177 2/Jun/14 7.4 1,280 4 <1 4.4 348 375 0.005 0.065 0.15 0.06 <0.06 0.58 94 88 52 3.93 <1.0 0.003 0.050 0.171 <0.0002 <0.001 <0.001 0.004 <0.002 0.004 1,101 13 7.9

178 7/Oct/14 7.4 1,360 <1 3.9 427 377 0.064 0.18 <0.06 103 98 53 3.61 <1.0 <0.0002 0.014 1,185 11 8.2

179 14/Apr/15 7.3 1,430 <1 4.0 458 369 0.005 0.14 <0.06 115 106 55 3.61 <1.0 <0.0002 0.018 1,341 11 7.8

180 16/Jun/15 7.9 1,500 10 <1 3.0 450 380 1.000 0.056 0.13 0.02 <0.10 <0.50 93 85 44 2.40 1.2 0.003 0.034 0.160 <0.0001 <0.005 0.002 <0.001 <0.0005 0.010 980 10 6.5

181 5/Oct/15 7.4 1,450 <1 3.8 519 379 0.009 0.16 <0.06 116 103 56 3.43 1.1 <0.0002 0.015 1,338 11 7.8

182 6/Apr/16 7.2 1,420 4 3.0 460 378 1.440 0.20 <0.06 108 41 56 3.13 <1.0 <0.0002 0.006 1,286 9 8.5

183 1/Jun/16 7.2 1,390 4 <1 3.1 448 379 1.570 0.060 0.16 <0.03 <0.06 0.47 107 99 55 3.19 1.5 0.003 0.030 0.190 <0.0002 <0.001 <0.001 0.000 <0.002 0.003 1,264 12 8.6

184 7/Oct/16 7.3 1,420 <1 2.7 441 380 1.420 0.16 <0.06 108 102 56 3.11 2.1 0.0003 0.005 1,272 13 8.6

185 3/Apr/17 7.3 1,480 <1 5.6 558 369 0.958 0.14 <0.40 117 113 58 3.23 1.7 <0.0002 0.008 1,432 10 6.7

186 6/Jun/17 7.4 1,550 <2 <1 3.9 573 369 1.380 0.061 0.16 0.03 <0.40 0.64 103 114 57 3.18 <1.0 0.004 0.033 0.211 0.0002 <0.001 <0.001 0.018 <0.002 0.002 1,466 11 8.0

187 7/Oct/17 7.3 1,580 <1 3.3 607 367 1.800 0.14 <0.40 132 114 58 3.17 <1.0 <0.0002 0.018 1,522 12 7.2

188 3/Apr/18 7.3 1,570 <1 3.7 654 353 1.600 0.16 <0.40 136 115 61 3.14 <1.0 <0.0002 0.003 1,515 10 8.3

189 26/Jun/18 7.3 1,540 24 <1 4.0 564 358 1.720 0.064 0.18 <0.03 <0.40 1.02 127 112 59 2.82 1.1 0.003 0.032 0.220 <0.0002 <0.001 <0.001 0.004 <0.002 <0.002 1,459 11 7.8

190 1/Oct/18 7.4 1,510 1 4.4 615 367 1.040 0.17 <0.40 125 109 60 2.73 1.7 <0.0002 0.005 1,525 10 7.3

191 11/Apr/19 7.5 1,470 <1 5.4 591 359 1.270 0.107 0.22 <0.40 124 107 61 2.89 1.5 0.0003 0.006 1,137 9 7.5

192 3/Jun/19 7.5 1,530 <2 1 5.5 536 362 1.250 0.056 0.13 <0.03 <0.40 0.42 124 107 61 2.85 <1.0 0.003 0.030 0.217 0.0003 <0.001 <0.001 0.007 <0.002 0.003 739 12 7.3

193 7/Oct/19 7.4 1,400 1 4.9 523 373 1.260 0.23 <0.40 121 106 62 2.85 2.6 0.0003 0.007 1,165 11 7.2

** : Result suspect, well being retested

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

Low H2O in well, unable to sample

Low H2O in well, unable to sample

Page 7: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-4

BOREHOLE #76-2 and 04-2a

W12A LANDFILL(Data fromJuly 12, 1976 to July 13, 2003 is from borehole #76-2. Borehole #76-2 was replaced by #04-2a in 2004. Boreholes are in approximately the same location and of the same depth.)

AVG 7.7 798 9 2.2 9.2 231 301 0.65 0.12 0.3 0.0 0.1 1.0 116 59 32 5.7 2.1 0.005 0.07 2.64 0.0001 0.0004 0.008 0.006 0.0003 0.010 1020 11 7.6

STD 0.2 423 20 6.6 7.5 350 43 0.98 0.08 0.3 0.1 0.3 1.5 71 31 22 1.3 1.3 0.004 0.12 3.31 0.0002 0.001 0.015 0.008 0.0014 0.020 150 2 1.0

# of samples 187 183 18 185 188 137 78 137 101 114 78 134 79 87 87 132 63 67 31 19 19 80 47 46 81 48 49 48 48 46

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 12/Jul/76 7.9 390 2 10.0 35 0.100 0.150 0.22 0.05 0.03 12.50 100 23 10 3.66

2 26/Jul/76 7.7 435 2 11.5 30 0.300 0.170 0.09 0.02 0.00 4.35 109 24 12 4.10

3 18/Aug/76 7.6 463 3 11.0 50 0.100 0.210 0.16 0.03 0.01 3.02 13 4.56

4 22/Sep/76 8.0 540 6 9.0 30 0.400 0.310 0.00 0.00 0.00 0.70 18 3.88

5 25/Oct/76 8.2 550 2 7.5 60 0.800 0.220 0.20 0.01 0.02 0.59 14 3.86

6 18/Nov/76 7.7 610 2 7.0 60 0.100 0.270 0.19 0.02 0.00 0.53 13 3.32

7 23/Feb/77 7.6 600 16.5 5.5 13 1.100 0.250 0.18 0.01 0.04 0.55 19 5.32

8 21/Apr/77 7.5 610 5 4.5 51 0.100 0.190 0.16 0.01 0.01 0.32 20 3.20

9 6/Jul/77 7.8 595 7 5.0 51 0.700 0.020 0.15 0.01 0.02 0.38 20 3.80

10 24/Aug/77 7.5 660 3 4.5 51 0.400 0.200 0.12 0.00 0.05 0.40 36 5.00

11 29/Sep/77 7.8 630 26 3.5 62 0.300 0.170 0.14 0.00 0.00 0.35 27

12 31/Oct/77 7.6 595 30 4.5 51 1.300 0.140 0.16 0.01 0.02 0.35 22

13 22/Nov/77 7.6 604 13 3.5 56 0.200 0.150 0.12 0.26 21

14 5/Dec/77 7.3 581 1 3.0 51 0.600 0.210 0.11 0.01 0.01 0.21 21

15 12/Jan/78 7.7 615 4 3.5 58 0.700 0.080 0.11 0.01 0.00 0.38 17

16 8/Feb/78 7.6 600 8 3.5 55 1.300 0.140 0.11 0.00 0.00 0.22 18

17 1/Mar/78 7.5 635 2.5 4.0 54 0.100 0.120 0.13 0.00 0.00 0.26 23

18 4/Apr/78 7.4 362 4.5 4.5 18 1.500 0.160 0.65 0.29 0.80 0.96 4

19 3/May/78 7.5 407 1 4.5 12 0.800 0.240 0.73 0.02 0.01 1.31 6

20 5/Jun/78 7.6 393 4 4.5 10 1.600 0.210 0.63 0.02 0.01 0.85 9

21 11/Jul/78 7.7 372 4 4.5 8 0.700 0.210 0.58 0.01 0.02 1.32 5

22 15/Aug/78 7.8 344 0 5.0 10 0.300 0.130 0.56 0.01 0.08 0.91 4

23 12/Sep/78 7.6 370 2.5 5.0 12 0.300 0.160 0.56 0.01 0.04 0.77 5

24 25/Oct/78 7.6 385 2.5 5.0 29 0.500 0.250 0.51 0.01 0.07 0.77 5

25 8/Nov/78 7.6 462 0 6.0 12 1.400 0.150 0.58 0.02 0.04 1.38 5

26 12/Dec/78 7.9 377 1 7.0 14 2.100 0.050 0.47 0.02 0.07 0.84 6

27 9/Jan/79 8.4 810 0 5.5 20 5.500 0.170 0.48 0.33 0.05 0.83 16

28 14/Feb/79 7.9 300 1 4.0 8 3.600 0.150 0.35 0.01 0.08 0.55 16

29 19/Mar/79 8.0 2.5 7.5 21 3.200 0.150 1.40 0.03 0.12 1.45 8

30 11/Apr/79 7.0 424 7 7.0 17 2.50 0.01 0.06 2.98

31 16/May/79 7.7 390 1.5 7.5 15 0.900 0.190 0.92 0.01 0.13 1.35 5

32 23/May/79 7.9 361 2 8.0 32 4.800 0.220 0.74 0.03 0.46 1.15 10

33 18/Jun/79 7.6 0 6.0 1.000 0.300 6

34 3/Jul/79 7.5 450 0 5.0 23 1.200 0.170 0.33 0.02 0.22 0.68 5

35 7/Aug/79 7.4 427 0 6.5 17 0.600 0.060 0.69 0.01 0.08 1.04 10

36 20/Sep/79 7.6 424 0 6.0 20 0.900 0.080 0.46 0.01 0.08 0.66 7

37 24/Oct/79 7.7 317 0 7.0 21 1.700 0.300 0.18 0.02 0.44 0.39 14

38 14/Nov/79 7.8 374 1 7.5 31 0.600 0.200 0.59 0.01 0.04 0.74 14

39 2/Jan/80 7.7 421 0 6.5 33 1.100 0.230 0.25 0.00 0.02 1.18 14

40 5/Feb/80 7.9 377 0 6.5 26 0.660 0.170 0.82 0.01 0.11 1.07 10

41 25/Mar/80 7.7 457 0 6.5 47 2.200 0.130 0.36 0.01 0.19 0.60 11

42 29/Apr/80 7.6 500 1 5.5 45 1.550 0.230 0.46 0.01 0.09 0.82 10

43 27/May/80 8.0 426 0 5.5 37 1.000 0.140 0.56 0.01 0.11 0.74 14

44 10/Jun/80 7.6 473 0 6.0 55 2.900 0.190 0.37 0.02 0.15 0.66 15

45 23/Jul/80 7.7 443 36.6 6.0 35 0.650 0.250 2.00 0.01 0.23 2.30 12

46 13/Aug/80 7.8 457 8 5.0 42 0.670 0.190 0.35 0.01 0.11 0.61 10

47 25/Sep/80 7.8 482 1.5 6.5 45 0.870 0.030 0.35 0.02 0.14 0.66 23

48 14/Oct/80 7.8 497 0 5.5 50 1.900 0.140 0.28 0.02 0.14 0.56 10

49 19/Nov/80 7.7 447 0 6.5 39 3.200 0.190 0.25 0.03 0.17 0.66 12

50 9/Dec/80 7.5 407 0 5.5 47 1.900 0.050 0.20 0.02 0.22 0.50 47

51 12/Jan/81 7.8 467 0 6.0 45 0.970 0.120 0.29 0.29 0.13 0.50 20

52 25/Feb/81 7.5 590 0 4.0 76 0.860 0.080 0.06 0.06 0.31 0.30 6

NITROGEN AS N

Page 8: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-4

BOREHOLE #76-2 and 04-2a

W12A LANDFILL(Data fromJuly 12, 1976 to July 13, 2003 is from borehole #76-2. Borehole #76-2 was replaced by #04-2a in 2004. Boreholes are in approximately the same location and of the same depth.)

AVG 7.7 798 9 2.2 9.2 231 301 0.65 0.12 0.3 0.0 0.1 1.0 116 59 32 5.7 2.1 0.005 0.07 2.64 0.0001 0.0004 0.008 0.006 0.0003 0.010 1020 11 7.6

STD 0.2 423 20 6.6 7.5 350 43 0.98 0.08 0.3 0.1 0.3 1.5 71 31 22 1.3 1.3 0.004 0.12 3.31 0.0002 0.001 0.015 0.008 0.0014 0.020 150 2 1.0

# of samples 187 183 18 185 188 137 78 137 101 114 78 134 79 87 87 132 63 67 31 19 19 80 47 46 81 48 49 48 48 46

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

53 9/Mar/81 7.7 560 0 5.0 54 4.200 0.190 0.13 0.13 0.22 0.48 14

54 1/Apr/81 7.5 570 0 4.0 56 1.200 0.100 0.06 0.06 0.30 0.28 15

55 11/May/81 7.7 525 0 3.5 52 0.920 0.110 0.16 0.16 0.14 0.36 14

56 8/Jun/81 7.6 595 0 4.0 59 0.950 0.130 0.17 0.17 0.14 0.44 16

57 22/Jul/81 7.4 510 0 7.2

58 18/Aug/81 7.4 490 0 6.0

59 29/Sep/81 7.2 450 0 6.7

60 8/Oct/81 7.8 570 0 4.5 65 0.07 0.04 0.35 0.36

61 3/Nov/81 7.5 598 0 8.3

62 21/Dec/81 7.4 500 0 8.3

63 18/Jan/82 7.4 550 0 5.1

64 1/Feb/82 7.9 805 0 3.5 96 0.25 0.01 0.04 0.47

65 10/Mar/82 7.2 510 0 6.7

66 28/Apr/82 7.3 585 0 15.3

67 10/May/82 7.2 475 0 17.6

68 8/Jun/82 7.6 650 1 20.5 72 0.25 0.02 0.16 4.05

69 20/Jul/82 7.4 600 1.6 18.1

70 17/Aug/82 7.0 680 0 17.1

71 14/Sep/82 7.6 590 0 14.8

72 13/Oct/82 7.7 625 24 19.5 62 0.24 0.02 0.09 0.48

73 9/Nov/82 7.5 595 0 15.1

74 13/Dec/82 7.4 550 0 13.0

75 17/Jan/83 7.1 440 0 12.9 44 43

76 22/Feb/83 7.5 740 39.5 17.5 61 42

77 22/Mar/83 7.3 840 6 15.0

78 25/Apr/83 7.5 760 4.5 15.0

79 11/May/83 7.6 725 3.5 14.5

80 21/Jun/83 7.9 665 1 14.5

81 11/Jul/83 7.7 595 3.5 16.1

82 15/Aug/83 7.4 510 0 12.0

83 26/Sep/83 7.8 575 0 13.0

84 13/Feb/84 7.7 2.5 10.5

85 12/Jun/84 8.0 520 1.5 8.5

86 31/Oct/84 8.0 600 4.5 8.0

87 12/Feb/85 7.8 610 0 9.5

88 10/Jun/85 7.8 855 1 3.5

89 22/Oct/85 8.2 620 0 8.0

90 10/Feb/86 7.5 715 0 17.5

91 10/Jun/86 7.7 735 5 3.0

92 10/Feb/87 7.8 840 0 28.0

93 23/Jun/87 8.0 820 0 17.0

94 27/Oct/87 7.5 870 23 14.5

95 15/Feb/88 7.8 735 0 15.4

96 28/Jun/88 7.5 720 0 14.8

97 18/Oct/88 7.4 688 0 12.8

98 14/Feb/89 8.1 692 2 8.6

99 27/Jun/89 7.7 722 3 11.9

100 29/Oct/89 7.9 723 3 10.5

101 4/Feb/90 7.7 734 0 10.9 112 23

103 27/Jun/90 8.0 721 0 9.4 109 24

104 30/Sep/90 7.8 740 0 9.0 100 23

105 10/Mar/91 7.7 727 1.5 8.9 102 25

Page 9: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-4

BOREHOLE #76-2 and 04-2a

W12A LANDFILL(Data fromJuly 12, 1976 to July 13, 2003 is from borehole #76-2. Borehole #76-2 was replaced by #04-2a in 2004. Boreholes are in approximately the same location and of the same depth.)

AVG 7.7 798 9 2.2 9.2 231 301 0.65 0.12 0.3 0.0 0.1 1.0 116 59 32 5.7 2.1 0.005 0.07 2.64 0.0001 0.0004 0.008 0.006 0.0003 0.010 1020 11 7.6

STD 0.2 423 20 6.6 7.5 350 43 0.98 0.08 0.3 0.1 0.3 1.5 71 31 22 1.3 1.3 0.004 0.12 3.31 0.0002 0.001 0.015 0.008 0.0014 0.020 150 2 1.0

# of samples 187 183 18 185 188 137 78 137 101 114 78 134 79 87 87 132 63 67 31 19 19 80 47 46 81 48 49 48 48 46

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

106 23/Jun/91 7.8 728 0 7.2 0.010 0.200 98 27 3.5 0.0000 0.000 0.002 0.002 0.000 0.027

107 20/Oct/91 7.5 530 0 10.1 0.006 0.200 0.0000 0.000 0.019 0.002 0.000 0.036

108 16/Feb/92 7.6 640 5.0 0.100 0.160 0.0000 0.000 0.050 0.001 0.000 0.039

109 14/Jun/92 7.8 650 2 1.0 0.002 0.140 0.0000 0.000 0.070 0.000 0.000 0.020

110 25/Nov/92 7.8 700 2 5.0 282 0.004 0.100 0.13 72 31 25 0.0000 0.000 0.037 0.002 0.000 0.061

112 5/Jun/93 7.5 620 0 8.0 110 294 0.210 0.110 0.00 97 39 29 0.0000 0.000 0.006 0.000 0.000 0.005

113 22/Oct/93 7.5 750 0 10.0 110 300 0.002 0.106 0.08 97 37 25 0.0000 0.000 0.003 0.001 0.000 0.003

114 17/Feb/94 8.0 730 0 6.0 97 304 0.000 0.090 0.07 83 35 35 0.0000 0.000 0.000 0.000 0.000 0.000

115 29/Jun/94 7.8 670 2 5.0 110 302 0.002 0.160 0.06 94 32 0.0000 0.000 0.015 0.006 0.000 0.006

116 4/Oct/94 7.8 555 2 9.0 105 292 0.005 0.022 0.08 93 35 23 0.0000 0.000 0.009 0.000 0.000 0.015

117 21/Feb/95 8.0 698 0 6.8 100 282 0.002 0.063 0.14 84 37 15 0.0000 0.000 0.006 0.000 0.000 0.004

118 14/Jun/95 8.3 771 0 9.0 126 254 0.000 0.100 0.60 74 32 28 3.8 0.0000 0.000 0.015 0.000 0.000 0.003

119 27/Oct/95 7.8 769 0 6.0 118 306 0.002 0.040 0.13 81 25 24 0.0000 0.002 0.008 0.000 0.000 0.003

120 19/Feb/96 8.0 753 0 8.0 126 294 0.002 0.040 0.13 80 31 20 0.0000 0.001 0.008 0.000 0.000 0.007

121 3/Jun/96 7.9 712 0 5.5 113 280 0.000 0.040 0.10 97 37 24 0.0000 0.000 0.008 0.000 0.007 0.003

122 29/Oct/96 7.9 695 0 4.5 123 290 0.000 0.040 0.16 97 47 21 0.0000 0.000 0.008 0.000 0.000 0.000

123 21/Apr/97 7.6 793 0 3.0 139 312 0.000 0.040 0.14 97 37 22 2.7 0.000 0.0000 0.000 0.008 0.000 0.000 0.000

124 14/Jun/97 8.1 780 0 7.0 145 304 0.000 0.090 0.12 96 41 21 2.4 0.002 0.0000 0.000 0.001 0.000 0.004 0.002

125 27/Oct/97 7.9 787 0 5.1 179 306 0.001 0.080 0.31 92 38 25 1.9 0.007 0.0000 0.000 0.000 0.001 0.000 0.007

126 27/Apr/98 7.8 742 1 6.2 150 292 0.002 0.100 0.55 93 39 30 2.0 0.000 0.0004 0.000 0.028 0.000 0.000 0.111

127 13/Jun/98 8.3 724 0 16.0 133 272 0.001 0.080 0.00 83 35 23 1.9 0.000 0.0006 0.000 0.002 0.001 0.002 0.012

128 6/Oct/98 7.9 725 3.2 4.7 158 258 0.002 0.068 0.30 85 32 25 1.8 0.003 0.0002 0.000 0.000 0.004 0.000 0.002

129 30/Apr/99 7.9 760 0 5.9 158 290 0.050 0.017 0.45 61 36 38 2.0 0.006 0.0002 0.000 0.026 0.000 0.013

130 14/Jun/99 8.0 830 1.4 5.0 163 274 0.015 0.019 0.37 103 41 22 2.2 0.003 0.0000 0.000 0.015 0.016 0.000 0.011

131 8/Oct/99 7.7 776 0 15.4 144 294 0.027 0.009 2.02 80 43 38 2.0 0.002 0.0000 0.004 0.021 0.000 0.000 0.008

133 20/Jun/00 7.9 1,043 0 60.0 357 252 0.133 0.015 0.12 160 110 74 2.8 0.000 0.0000 0.004 0.001 0.013 0.000 0.001

134 16/Oct/00 7.8 892 24.7 6.8 289 254 0.052 0.064 0.26 115 39 22 2.3 0.000 0.0000 0.003 0.008 0.004 0.000 0.014

135 5/May/01 8.0 844 0 6.0 320 255 0.215 0.03 0.74 124 41 26 2.1 0.000 0.000 0.018

136 28/Jun/01 8.1 773 0 5.9 815 260 0.102 0.108 0.10 0.03 0.06 0.97 113 39 29 2.9 0.002 0.003 0.002 0.000 0.000

137 18/Oct/01 7.9 1,087 0 6.3 450 220 0.019 0.09 163 42 21 3.83 0.0000 0.000

138 26/Apr/02 7.2 1,552 1.81 8.4 1,001 160 0.053 0.000 0.03 0.00 0.27 0.32 241 66 26 7.50 1.8 0.000 0.591 0.034 0.0000 0.000 0.007 0.000 0.000 0.000

139 25/Jul/02 8.0 1,669 18 0 7.6 1,025 166 0.073 0.129 0.12 0.01 0.06 0.72 264 95 24 5.26 2.4 0.000 0.103 0.034 0.0008 0.000 0.018 0.002 0.000 0.014

140 16/Oct/02 7.9 3,010 1.6 5.7 2,193 242 0.060 0.01 428 155 45 8.44 4.2 0.0000 0.013

141 14/May/03 7.9 3,111 0 6.6 2,322 232 0.085 0.00 447 200 46 6.96 2.8 0.0000 0.010

142 16/Jul/03 7.5 3,060 3 1.55 4.0 2,128 282 0.009 0.00 0.06 0.04 0.83 494 221 54 7.35 2.4 0.000 0.021 0.098 0.0011 0.000 0.007 0.016 0.000 0.016

143 27/Oct/04 7.2 1,730 0 10.0 857 322 0.004 0.26 0.18 180 96 37 5.08 2.7 0.0000 0.000 1,315 11 6.8

145 13/May/05 7.6 1,560 <1 31.2 383 280 0.007 0.22 <0.06 144 81 72 3.47 1.5 <0.0002 <0.002 1,168 10 6.2

146 6/Jul/05 7.5 1,390 <2 <1 21.0 385 316 0.005 0.037 0.15 <0.03 0.56 0.31 133 75 64 4.18 1.1 0.006 0.021 0.004 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 914 15

147 12/Oct/05 7.4 1,500 <1 22.7 387 314 0.005 0.31 0.17 130 72 66 3.73 6.2 <0.0002 <0.002 801 11 7.0

148 5/May/06 7.5 1,510 <1 27.7 380 332 0.002 0.38 <0.06 129 76 72 5.21 6.9 <0.0002 <0.002 1,292 11 7.0

149 27/Jun/06 7.6 1,510 6 <1 29.5 451 308 0.005 0.036 0.27 <0.03 <0.06 2.55 132 78 81 5.95 1.5 0.007 0.032 0.660 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 1,243 17 7.3

150 16/Oct/06 7.6 1,430 1 33.7 433 298 0.013 0.36 <0.06 115 69 81 6.52 1.7 <0.0002 <0.002 1,353 12 7.5

151 9/Nov/06 7.4 25.5 371 <0.06 1,186 11 7.2

152 25/Apr/07 7.7 1,720 <1 32.6 371 292 0.005 0.36 <0.06 115 68 93 5.95 2.8 <0.0002 0.002 1,420 10 4.1

153 28/May/07 35.7

154 6/Jul/07 7.5 1,310 3 <1 22.4 460 310 0.001 0.028 0.31 0.26 0.12 1.26 102 62 77 7.42 1.5 0.005 0.034 11.000 <0.0002 <0.001 0.002 0.003 <0.001 0.002 1,115 13 7.7

155 22/Aug/07 7.5 1,300 4 <1 22.1 379 314 0.006 0.029 0.18 <0.03 <0.06 0.52 110 65 76 7.24 3.4 0.006 0.028 9.100 <0.0002 <0.001 <0.001 0.002 <0.001 0.012 1,198 16

156 16/Oct/07 7.6 1,270 1 23.9 420 302 0.002 0.27 <0.06 111 66 79 7.48 2.0 <0.0002 0.003 1,060 12 6.6

157 8/Apr/08 7.5 672 <1 17.0 361 302 0.007 0.25 <0.06 99 63 79 8.92 1.6 <0.0002 0.003 1,192 11 7.6

158 25/Jun/08 7.5 752 5 3 14.7 361 276 0.012 0.029 0.31 <0.03 0.33 0.60 99 59 73 7.81 1.6 0.006 0.031 8.900 <0.0002 <0.001 <0.001 0.003 <0.001 0.001 1,119 16 7.8

159 7/Oct/08 7.7 1,170 <1 13.0 445 316 0.005 0.52 <0.06 98 63 75 8.08 1.6 <0.0002 0.004 1,090 11 7.6

160 15/Apr/09 7.5 1,020 <1 9.4 314 328 0.004 0.24 <0.06 100 62 67 7.26 8.1 <0.0002 0.003 925 12 7.4

Page 10: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-4

BOREHOLE #76-2 and 04-2a

W12A LANDFILL(Data fromJuly 12, 1976 to July 13, 2003 is from borehole #76-2. Borehole #76-2 was replaced by #04-2a in 2004. Boreholes are in approximately the same location and of the same depth.)

AVG 7.7 798 9 2.2 9.2 231 301 0.65 0.12 0.3 0.0 0.1 1.0 116 59 32 5.7 2.1 0.005 0.07 2.64 0.0001 0.0004 0.008 0.006 0.0003 0.010 1020 11 7.6

STD 0.2 423 20 6.6 7.5 350 43 0.98 0.08 0.3 0.1 0.3 1.5 71 31 22 1.3 1.3 0.004 0.12 3.31 0.0002 0.001 0.015 0.008 0.0014 0.020 150 2 1.0

# of samples 187 183 18 185 188 137 78 137 101 114 78 134 79 87 87 132 63 67 31 19 19 80 47 46 81 48 49 48 48 46

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

161 25/Jun/09 7.6 1,020 4 <1 7.6 329 336 0.140 0.027 0.32 <0.03 <0.06 0.44 98 63 55 6.84 1.9 0.007 0.027 4.900 <0.0002 <0.001 <0.001 0.003 <0.001 0.002 1,025 12 7.1

162 22/Oct/09 7.5 1,110 <1 7.4 290 333 0.009 0.24 <0.06 103 68 60 8.01 1.3 <0.0002 0.014 1,125 10 7.9

163 23/Apr/10 7.6 1,100 <1 5.8 275 336 0.007 0.27 <0.06 90 60 52 7.37 0.5 <0.0002 0.003 1,057 11 8.0

164 3/Jun/10 7.6 1,040 6 <1 6.3 276 339 0.003 0.026 0.26 <0.03 <0.06 0.81 94 62 57 7.48 0.6 0.007 0.028 3.800 <0.0002 <0.001 <0.001 0.004 <0.001 0.004 1,104 11 7.8

165 15/Oct/10 7.6 1,070 <1 6.2 288 342 0.006 0.23 <0.06 98 67 55 6.86 0.8 0.0002 0.020 787 10 7.8

166 28/Apr/11 7.7 1,130 <1 4.9 290 332 0.003 0.20 <0.06 91 60 49 6.52 1.1 <0.0002 0.022 985 10 7.5

167 9/Jun/11 7.6 1,020 4 5 5.0 293 336 0.004 0.024 0.22 <0.03 <0.06 0.49 96 67 50 6.55 1.3 0.006 0.038 2.400 <0.0002 <0.001 0.001 0.021 <0.001 0.003 942 12 7.9

168 18/Oct/11 7.8 1,080 <1 5.0 267 331 0.005 0.20 <0.06 92 64 45 5.40 1.2 <0.0002 0.003 915 10 7.5

169 26/Apr/12 7.5 1,000 <1 4.7 285 329 0.008 0.20 <0.06 99 67 52 5.87 1.1 <0.0002 0.023 904 10 7.9

170 5/Jun/12 7.5 1,080 4 <1 5.0 249 328 0.003 0.029 0.21 <0.03 <0.06 0.54 91 60 44 4.60 2.3 0.007 0.029 2.400 <0.0002 <0.001 <0.001 0.019 <0.002 <0.002 941 11 7.7

171 15/Oct/12 7.5 1,090 <1 4.8 237 337 0.008 0.20 <0.06 97 64 48 5.42 <1.0 <0.0002 0.019 929 10 8.0

172 24/Apr/13 7.5 1,100 <1 4.5 280 337 0.005 0.22 <0.06 90 60 47 5.20 4.3 <0.0002 0.018 933 10 7.9

173 3/Jun/13 7.5 1,050 3 <1 4.1 270 336 0.004 0.026 0.24 <0.03 <0.06 0.52 97 66 47 5.85 <1.0 0.007 0.031 1.510 <0.0002 <0.001 0.001 0.018 <0.002 0.005 922 11 7.8

174 9/Oct/13 7.5 1,090 <1 4.1 270 330 0.003 0.25 <0.06 97 67 44 5.70 1.6 <0.0002 0.018 929 11 7.5

175 23/Apr/14 7.6 1,080 <1 4.1 281 335 0.005 0.20 0.30 93 64 45 5.30 1.8 <0.0002 0.017 928 10 8.2

176 2/Jun/14 7.5 1,120 3 <1 4.4 285 330 0.002 0.026 0.19 <0.03 <0.06 0.57 96 65 46 5.31 2.3 0.007 0.037 1.230 <0.0002 <0.001 <0.001 0.004 <0.002 0.006 931 12 7.7

177 20/Oct/14 7.4 1,100 <1 3.9 282 333 0.015 0.21 <0.06 97 67 46 5.07 1.2 <0.0002 0.004 938 10 8.4

178 13/Apr/15 7.6 1,080 <1 3.9 270 334 0.005 0.21 0.14 96 68 45 5.77 2.2 <0.0002 0.019 996 11 7.9

179 16/Jun/15 7.9 1,100 86 <1 3.0 300 330 1.100 0.025 0.22 0.02 <0.10 0.38 90 62 48 5.40 1.3 0.011 0.038 1.200 <0.0001 <0.005 <0.001 <0.001 <0.0005 0.006 702 11 6.4

180 8/Oct/15 7.4 1,090 <1 3.6 286 341 0.005 0.20 <0.06 94 66 45 5.83 2.6 <0.0002 0.018 982 11 8.3

181 14/Apr/16 7.4 1,090 3 2.7 279 333 1.310 0.24 <0.06 92 65 46 6.05 1.0 <0.0002 0.020 985 10 8.6

182 1/Jun/16 7.3 1,080 4 <1 2.6 279 334 1.400 0.024 0.22 <0.03 <0.06 0.41 93 66 44 5.86 1.4 0.012 0.041 0.900 <0.0002 <0.001 <0.001 0.003 <0.002 <0.002 984 9 11.6

183 12/Oct/16 7.6 1,110 <1 2.4 284 109 1.450 0.22 <0.06 98 69 44 5.83 1.2 <0.0002 0.005 975 11 8.6

184 18/Apr/17 7.4 1,060 <1 2.6 301 334 1.470 0.26 <0.40 90 63 41 5.12 1.6 <0.0002 0.003 1,017 10 7.5

185 5/Jun/17 7.4 1,090 <2 <1 3.7 298 336 1.470 0.025 0.21 <0.03 <0.40 0.54 93 66 45 5.75 1.2 0.013 0.039 0.823 <0.0002 <0.001 <0.001 0.019 <0.002 <0.002 1,019 11 8.1

186 7/Oct/17 7.5 1,100 <1 2.8 304 329 1.370 0.20 <0.40 96 65 44 5.91 1.7 <0.0002 0.018 1,019 11 6.8

187 13/Apr/18 7.5 1,090 <1 4.8 299 328 1.510 0.23 <0.40 98 66 44 5.57 1.6 <0.0002 <0.001 1,022 10 8.6

188 18/Jun/18 7.5 1,110 6 <1 <4.0 286 331 1.620 0.025 0.22 0.04 <0.40 0.56 94 67 43 5.18 1.3 0.013 0.045 0.690 <0.0002 0.001 <0.001 0.003 <0.002 <0.002 1,012 12 8.1

189 4/Oct/18 7.4 1,100 <1 5.9 308 335 1.510 0.22 <0.40 97 67 45 5.40 2.4 <0.0002 0.003 1,088 11 7.3

190 9/Apr/19 7.5 1,060 <1 4.7 288 329 1.440 0.22 <0.40 95 67 44 5.19 1.6 0.0004 0.004 829 10 7.4

191 14/Jun/19 7.5 1,080 <2 <1 5.3 308 330 1.470 0.022 0.25 <0.03 <0.40 1.00 101 71 45 5.40 1.1 0.012 0.044 0.436 0.0003 <0.001 <0.001 0.004 <0.002 0.002 836 10 7.5

192 8/Oct/19 7.5 1,060 <1 4.6 283 336 1.420 0.23 <0.40 95 66 44 5.36 1.6 0.0003 0.004 826 11 7.6

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

Page 11: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-5

BOREHOLE #76-3, #13-3a

W12A LANDFILL(Data from July 12, 1976 to Oct 22, 2013 is from borehole #76-3. Borehole #76-3 was replaced by #13-3a in 2013. Boreholes are in approximately the same location and of the same depth.)

AVG 7.9 815 4.8 1.1 4.2 122 362 0.4 0.0 0.2 0.0 0.3 0.7 41 68 59 2.3 1.7 0.006 0.062 0.263 0.0000 0.000 0.010 0.006 0.000 0.008 838 12 7.9

STD 0.2 171 4.3 2.6 2.2 85 47 0.6 0.0 0.1 0.1 3.7 0.6 15 28 13 1.3 1.7 0.005 0.033 0.119 0.0002 0.001 0.018 0.009 0.002 0.010 240 2 1.1

# of samples 187 185 19 183 187 138 83 141 103 116 79 137 80 87 87 134 69 71 32 20 20 84 49 48 85 49 50 55 57 55

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 12/Jul/76 7.7 540 0.0 6.0 52 0.100 0.000 0.29 0.04 0.03 1.50 34 4.40

2 26/Jul/76 7.8 640 2.0 7.0 50 0.300 0.000 0.21 0.02 0.01 3.40 46 5.00

3 18/Aug/76 7.7 720 1.0 5.0 74 0.600 0.020 0.23 0.02 0.00 3.60 54 4.80

4 22/Sep/76 8.2 780 2.0 5.0 74 0.100 0.020 0.20 0.00 0.00 0.80 34 2.64

5 25/Oct/76 8.2 790 1.0 4.0 60 1.700 0.010 0.32 0.02 0.00 0.61 48 3.50

6 18/Nov/76 7.9 870 1.0 3.5 90 0.100 0.000 0.29 0.01 0.02 0.52 77 5.40

7 14/Mar/77 7.8 860 9.0 3.5 105 0.500 0.32 0.01 0.01 0.59 55 4.52

8 21/Apr/77 7.7 910 4.0 3.0 92 0.100 0.020 0.31 0.01 0.00 0.56 51 3.20

9 6/Jul/77 7.6 855 2.0 3.5 90 0.400 0.020 0.34 0.00 0.00 0.69 56 3.97

10 22/Aug/77 8.0 860 7.0 2.5 99 0.400 0.020 0.30 0.00 0.00 0.67 69 3.72

11 29/Sep/77 8.1 850 9.0 3.0 100 0.300 0.140 0.14 0.01 0.00 0.35 59

12 27/Oct/77 7.9 865 10.0 15.0 78 0.800 0.000 0.58 58

13 24/Nov/77 7.3 860 7.0 10.0 96 0.200 0.000 0.30 0.30 0.02 0.50 56

14 19/Dec/77 7.6 835 0.0 4.0 92 0.700 0.000 0.34 0.34 0.06 0.61 66

15 30/Jan/78 7.7 880 1.0 3.0 90 0.030 0.020 0.29 0.01 0.00 0.59

16 8/Feb/78 7.7 865 0.0 2.5 80 1.000 0.030 0.29 0.01 0.00 0.44

17 1/Mar/78 7.7 900 7.0 2.5 88 0.300 0.000 0.29 0.01 0.00 0.44

18 4/Apr/78 7.5 915 0.0 3.0 87 0.600 0.000 0.29 0.01 0.00 0.51

19 3/May/78 7.6 860 0.0 2.5 83 0.500 0.000 0.26 0.01 0.00 0.59 35

20 1/Jun/78 7.6 875 3.5 4.0 78 0.400 0.000 0.33 0.00 0.01 0.50 54

21 11/Jul/78 7.7 890 13.0 3.0 88 0.600 0.000 0.28 0.00 0.00 0.60 62

22 15/Aug/78 7.8 885 1.0 4.5 96 0.200 0.000 0.23 0.01 0.01 0.73 55

23 12/Sep/78 7.7 855 0.0 2.5 95 0.300 0.000 0.29 0.01 0.02 0.41 58

24 25/Oct/78 7.9 850 3.0 3.0 88 0.200 0.030 0.26 0.01 0.00 0.56 46

25 7/Nov/78 7.9 840 0.0 3.0 88 0.200 0.020 0.31 0.01 0.00 0.48 55

26 12/Dec/78 1.0 4.5 90 0.600 0.000 0.27 0.00 0.02 0.41 54

27 9/Jan/79 8.0 860 0.0 3.0 80 1.400 0.040 0.28 0.01 0.01 0.52 71

28 14/Feb/79 7.9 865 0.0 3.0 80 1.200 0.040 0.29 0.01 0.00 0.41 70

29 13/Mar/79 7.9 0.0 3.0 88 0.800 0.030 0.32 0.01 0.00 0.57 69

30 11/Apr/79 8.2 865 1.5 3.0 83 0.32 0.00 0.00 0.58

31 23/May/79 7.9 865 0.0 3.0 94 0.700 0.020 0.29 0.00 0.06 0.50 53

32 18/Jun/79 7.8 0.0 3.0 0.600 0.030 75

33 3/Jul/79 7.8 855 0.0 1.5 86 1.000 0.000 0.30 0.00 0.04 0.68 64

34 7/Aug/79 7.6 840 0.0 3.0 98 0.500 0.000 0.32 0.00 0.00 0.54 66

35 26/Sep/79 7.9 880 0.0 4.0 104 0.700 0.000 0.29 0.01 0.01 0.52 65

36 29/Oct/79 7.8 870 0.0 2.5 90 2.700 0.070 0.28 0.01 0.00 0.55 50

37 4/Nov/79 7.9 880 0.0 2.5 86 1.600 0.000 0.31 0.00 0.00 0.54 29

38 10/Dec/79 8.0 850 0.0 2.5 108 1.000 0.030 0.36 0.01 0.02 0.66 70

39 3/Jan/80 7.9 860 1.0 3.0 92 0.330 0.040 0.63 0.04 0.26 0.93 70

40 5/Feb/80 7.9 860 0.0 2.5 90 0.370 0.040 0.33 0.00 0.21 0.54 65

41 25/Mar/80 7.8 745 0.0 4.0 83 1.400 0.020 0.19 0.01 0.12 0.46 76

42 29/Apr/80 7.7 780 0.0 4.0 79 1.480 0.050 0.75 0.01 0.04 0.96 74

43 27/May/80 7.9 810 0.0 3.5 85 1.100 0.010 0.38 0.01 0.02 0.74 59

44 10/Jun/80 7.8 810 0.0 3.5 90 0.540 0.060 0.38 0.02 0.03 0.48 54

45 23/Jul/80 8.1 540 0.0 4.0 55 1.800 0.100 0.02 0.02 0.00 0.60 80

46 13/Aug/80 8.1 550 0.0 4.0 54 2.800 0.140 0.12 0.03 0.02 0.40 33

47 24/Sep/80 7.7 540 0.0 4.5 55 2.600 0.020 0.03 0.02 0.16 0.82 29

48 14/Oct/80 7.9 845 0.0 4.0 89 1.700 0.050 0.27 0.01 0.10 0.62 30

49 19/Nov/80 7.9 850 0.0 4.0 89 1.700 0.060 0.23 0.01 0.09 0.56 37

50 9/Dec/80 7.9 745 0.0 4.5 97 0.410 0.020 0.27 0.01 0.08 0.66 67

51 12/Jan/81 7.9 840 0.0 3.0 91 0.580 0.030 0.31 0.01 0.05 0.55 82

52 25/Feb/81 7.9 830 0.0 3.0 92 1.200 0.050 0.26 0.01 0.05 0.56 13

53 9/Mar/81 7.8 850 0.0 3.0 94 0.780 0.030 0.26 0.01 0.07 0.52 46

54 1/Apr/81 7.8 850 0.0 3.0 90 1.000 0.050 0.25 0.01 0.10 0.53 10

55 11/May/81 7.8 840 0.0 2.5 99 1.500 0.040 0.27 0.01 0.09 0.48 75

56 8/Jun/81 7.8 860 0.0 3.0 99 0.910 0.060 0.25 0.01 0.13 0.48 33

57 22/Jul/81 7.6 765 0.0 5.7

58 18/Aug/81 7.5 690 0.0 5.1

59 29/Sep/81 7.5 710 0.0 5.2

60 8/Oct/81 8.0 850 0.0 3.5 86 0.16 0.82 0.09 0.42

61 3/Nov/81 7.5 522 0.0 6.2

NITROGEN AS N

Page 12: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-5

BOREHOLE #76-3, #13-3a

W12A LANDFILL(Data from July 12, 1976 to Oct 22, 2013 is from borehole #76-3. Borehole #76-3 was replaced by #13-3a in 2013. Boreholes are in approximately the same location and of the same depth.)

AVG 7.9 815 4.8 1.1 4.2 122 362 0.4 0.0 0.2 0.0 0.3 0.7 41 68 59 2.3 1.7 0.006 0.062 0.263 0.0000 0.000 0.010 0.006 0.000 0.008 838 12 7.9

STD 0.2 171 4.3 2.6 2.2 85 47 0.6 0.0 0.1 0.1 3.7 0.6 15 28 13 1.3 1.7 0.005 0.033 0.119 0.0002 0.001 0.018 0.009 0.002 0.010 240 2 1.1

# of samples 187 185 19 183 187 138 83 141 103 116 79 137 80 87 87 134 69 71 32 20 20 84 49 48 85 49 50 55 57 55

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

62 22/Dec/81 7.8 520 0.0 7.2

63 18/Jan/82 7.6 710 0.0 4.6

64 1/Feb/82 7.8 600 0.0 5.0 0.01 0.01 0.21 0.29

65 10/Mar/82 7.4 725 0.0 4.6

66 26/Apr/82 7.8 805 0.0 3.7

67 11/May/82 7.8 700 0.0 5.7

68 9/Jun/82 8.1 850 2.0 6.0 0.24 0.02 0.14 4.30

69 20/Jul/82 7.6 750 1.0 5.7

70 17/Aug/82 7.7 700 0.0 6.7

71 14/Sep/82 7.9 800 0.0 5.6

72 13/Oct/82 7.8 570 5.0 5.5 0.27 0.01 0.04 1.50

73 9/Nov/82 7.7 795 0.0 4.2

74 14/Dec/82 7.6 740 0.0 4.2

75 17/Jan/83 7.5 550 0.0 4.7

76 22/Feb/83 7.9 855 4.5 4.5

77 28/Mar/83 7.9 845 5.0 2.5

78 25/Apr/83 7.7 860 4.0 3.5

79 11/May/83 7.9 840 1.5 3.0

80 21/Jun/83 8.6 840 1.5 4.0

81 11/Jul/83 8.1 790 1.7 5.7

82 15/Aug/83 7.7 765 4.8 5.7

83 26/Sep/83 8.0 770 1.5 6.2

84 27/Feb/84 7.8 436 10.5 5.0

85 13/Jun/84 8.1 400 2.0 9.5

86 31/Oct/84 8.3 618 4.0 5.0

87 12/Feb/85 7.8 770 0.0 5.0

88 10/Jun/85 7.8 700 1.5 3.0

89 23/Oct/85 8.3 880 1.0 3.5

90 10/Feb/86 7.7 640 0.0 3.0

91 25/Jun/86 7.9 800 0.0 2.5

94 28/Oct/87 7.9 815 0.0 4.1

95 15/Feb/88 8.1 805 0.0 3.3

96 28/Jun/88 7.8 825 0.0 2.7

97 19/Oct/88 7.9 780 0.0 2.8

99 20/Jun/89 8.0 794 0.0 17.0

100 29/Oct/89 8.2 788 1.0 4.6

101 4/Feb/90 8.0 639 1.0 3.3

103 27/Jun/90 8.2 753 1.5 2.4 61 42

104 30/Sep/90 8.0 778 0.0 2.8 44 43

105 10/Mar/91 7.8 547 1.0 3.2 79 16

106 23/Jun/91 8.0 709 0.0 6.2 0.022 0.040 77 38 2.0 0.0000 0.000 0.001 0.002 0.001 0.036

107 20/Oct/91 7.8 600 5.3 0.033 0.030 0.0000 0.001 0.022 0.059 0.000 0.029

108 16/Feb/92 7.9 695 1.0 0.140 0.020 0.0000 0.000 0.053 0.002 0.000 0.042

109 14/Jun/92 7.7 760 0.006 0.030 0.0000 0.000 0.070 0.001 0.000 0.010

110 25/Nov/92 8.0 745 0.0 2.0 376 0.004 0.020 0.06 16 71 71 0.0000 0.000 0.043 0.002 0.002 0.031

111 27/Feb/93 8.2 810 4.0 6.0 97 374 0.002 0.015 0.07 110 175 74 0.0000 0.000 0.001 0.000 0.000 0.005

112 5/Jun/93 7.8 610 0.0 5.0 86 380 0.011 0.015 0.00 37 91 92 0.0000 0.000 0.013 0.000 0.000 0.004

113 22/Oct/93 7.9 800 0.0 6.0 86 340 0.003 0.013 0.08 34 67 58 0.0000 0.000 0.004 0.001 0.000 0.005

114 17/Feb/94 8.0 790 1.0 4.0 81 364 0.000 0.009 0.07 36 53 70 0.0000 0.000 0.000 0.000 0.000 0.002

115 29/Jun/94 8.1 750 0.0 5.0 83 374 0.004 0.016 0.07 33 52 82 0.0000 0.000 0.010 0.000 0.000 0.009

116 4/Oct/94 8.1 625 2.0 3.0 83 370 0.020 0.008 0.05 49 87 74 0.0000 0.000 0.008 0.000 0.000 0.024

117 21/Feb/95 8.2 824 0.0 5.0 86 392 0.001 0.010 0.24 37 70 43 0.0000 0.000 0.022 0.000 0.000 0.008

118 14/Jun/95 8.6 816 0.0 6.0 73 360 0.000 0.010 0.16 14 75 65 1.8 0.0000 0.000 0.008 0.000 0.000 0.002

119 25/Oct/95 8.3 786 0.0 5.0 84 368 0.007 0.008 0.12 32 56 63 0.0000 0.000 0.006 0.000 0.000 0.006

120 19/Feb/96 8.1 804 0.0 4.5 92 364 0.003 0.008 0.21 28 67 56 0.0000 0.000 0.006 0.000 0.000 0.006

121 3/Jun/96 8.1 777 0.0 5.5 87 350 0.000 0.008 0.27 44 82 53 0.0000 0.000 0.006 0.000 0.007 0.006

122 29/Oct/96 8.1 706 0.0 10.0 81 346 0.000 0.008 0.18 40 60 50 0.0000 0.000 0.006 0.000 0.000 0.006

123 21/Apr/97 7.9 777 0.0 5.5 81 376 0.000 0.008 0.18 19 78 50 1.2 0.000 0.0000 0.000 0.006 0.000 0.000 0.006

124 14/Jun/97 8.3 750 0.0 5.5 80 372 0.001 0.007 0.09 40 134 82 0.6 0.005 0.0000 0.000 0.003 0.001 0.005 0.004

125 27/Oct/97 8.1 745 0.0 3.2 94 342 0.003 0.006 0.25 34 53 73 0.7 0.005 0.0000 0.000 0.000 0.000 0.000 0.003

126 27/Apr/98 8.1 643 1.0 4.1 82 296 0.005 0.007 0.44 31 41 67 0.8 0.020 0.0004 0.000 0.005 0.000 0.000 0.028

Page 13: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-5

BOREHOLE #76-3, #13-3a

W12A LANDFILL(Data from July 12, 1976 to Oct 22, 2013 is from borehole #76-3. Borehole #76-3 was replaced by #13-3a in 2013. Boreholes are in approximately the same location and of the same depth.)

AVG 7.9 815 4.8 1.1 4.2 122 362 0.4 0.0 0.2 0.0 0.3 0.7 41 68 59 2.3 1.7 0.006 0.062 0.263 0.0000 0.000 0.010 0.006 0.000 0.008 838 12 7.9

STD 0.2 171 4.3 2.6 2.2 85 47 0.6 0.0 0.1 0.1 3.7 0.6 15 28 13 1.3 1.7 0.005 0.033 0.119 0.0002 0.001 0.018 0.009 0.002 0.010 240 2 1.1

# of samples 187 185 19 183 187 138 83 141 103 116 79 137 80 87 87 134 69 71 32 20 20 84 49 48 85 49 50 55 57 55

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

127 13/Jun/98 8.7 687 0.0 15.3 86 310 0.001 0.019 0.00 31 42 62 0.8 0.010 0.0000 0.000 0.005 0.002 0.001 0.020

128 6/Oct/98 8.2 653 0.0 3.4 86 254 0.001 0.003 0.34 28 37 67 0.8 0.004 0.0003 0.000 0.000 0.003 0.000 0.002

129 30/Apr/99 8.1 687 1.2 4.3 93 304 0.040 0.004 0.51 30 36 57 1.0 0.006 0.0000 0.000 0.015 0.000 0.014

130 14/Jun/99 8.2 708 0.0 3.5 70 298 0.040 0.006 0.46 41 47 63 0.8 0.006 0.0000 0.000 0.014 0.018 0.000 0.007

131 8/Oct/99 8.0 647 0.0 16.7 81 268 0.070 0.002 2.08 28 37 71 1.2 0.004 0.0000 0.004 0.016 0.000 0.000 0.002

132 20/Jun/00 8.1 712 0.0 4.1 85 312 0.102 0.004 0.01 57 61 78 0.0 0.000 0.0000 0.003 0.002 0.013 0.000 0.001

133 16/Oct/00 8.1 701 5.2 3.5 90 324 0.071 0.027 0.14 36 45 70 1.1 0.005 0.0000 0.002 0.002 0.004 0.000 0.009

134 5/May/01 8.2 674 0.0 3.2 129 306 0.058 0.027 0.37 25 8 74 3.65 0.0 0.000 0.013

135 27/Jun/01 8.3 695 0.0 3.7 84 311 0.084 0.010 0.24 0.04 0.07 0.69 39 47 68 4.58 1.0 0.0000 0.000 0.000 0.000 0.000 0.000 13 7.8

136 29/Oct/01 8.2 739 0.0 5.0 104 270 0.074 0.20 36 48 77 5.48 0.0000 0.005

137 24/Apr/02 8.8 759 0.0 2.6 101 342 0.036 0.23 0.00 0.06 0.47 34 48 67 0.07 1.1 0.002 0.074 0.033 0.000 0.011 0.002 0.000 0.000 700 12 7.5

138 5/Jul/02 8.1 787 7 0.0 2.8 95 360 0.060 0.012 0.24 0.00 0.02 0.88 40 57 71 7.62 1.4 0.000 0.146 0.037 0.0000 0.000 0.012 0.000 0.000 0.000 12 7.7

139 24/Oct/02 8.2 622 0.0 4.6 114 268 0.049 0.22 35 39 69 6.24 1.2 0.0003 0.000 606 8 9.6

140 14/May/03 7.3 722 0.0 3.2 113 208 0.638 0.11 42 40 59 <2 1.6 0.0000 0.000 637 11 8.1

141 8/Jul/03 7.8 690 <2 0.0 3.9 75 304 0.031 0.033 0.12 0.09 0.13 0.71 26 43 59 <2 1.1 0.006 0.051 0.229 0.0000 0.000 0.000 0.004 0.000 0.000 618 11 7.5

142 10/Oct/03 8.2 675 1.3 3.9 98 272 0.049 0.26 26 38 62 <2 1.4 0.0000 0.009 630 11 8.0

143 28/Apr/04 7.8 763 3.1 79 338 0.008 0.27 0.00 27 40 78 <2 0.8 0.0000 0.006 539 9

144 23/Jul/04 8.0 772 3 1.0 4.3 85 346 0.005 0.012 <0.10 <0.0001 0.13 0.69 30 53 61 <2 1.1 0.005 0.116 0.350 0.0000 0.000 0.079 0.000 0.000 0.000 618 11 7.5

145 21/Oct/04 7.8 755 0.0 7.5 79 352 0.009 0.27 <0.06 31 50 59 <2 1.2 0.0000 0.000 582 10 6.6

146 3/May/05 7.0 596 <1 2.7 84 244 0.185 0.25 35.9 34 59 61 2.42 11.0 <0.0002 <0.002 714 10 6.9

147 13/May/05 8.1 769 2.7 81 332 0.23 <0.06 31 52 61 2.32 1.1 551 10 8.1

148 5/Jul/05 8.0 870 <2 <1 2.6 85 406 0.011 0.013 0.21 <0.03 <0.06 0.46 34 63 59 2.44 1.2 0.003 0.093 0.260 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 506 16 7.7

149 12/Oct/05 7.8 819 <1 2.3 83 375 0.016 0.26 <0.06 31 58 58 <2.00 2.6 <0.0002 <0.002 463 11 6.4

150 8/May/06 7.9 825 <1 2.3 82 384 0.013 0.37 <0.06 31 61 55 <2.00 4.8 <0.0002 <0.002 805 14 7.4

151 27/Jun/06 7.9 849 8 <1 2.7 76 390 0.079 0.011 <0.10 <0.03 <0.06 0.94 32 62 62 <2.00 1.2 0.013 0.067 0.300 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 764 14 7.6

152 16/Oct/06 8.0 855 3 2.9 76 386 0.004 0.29 <0.06 30 59 58 <2.00 1.3 <0.0002 <0.002 831 12 7.6

153 26/Apr/07 7.8 983 <1 3.1 81 384 0.009 0.28 <0.06 29 60 59 <2.00 7.6 <0.0002 <0.001 803 10 7.8

154 6/Jun/07 7.9 975 <2 <1 6.4 78 394 0.005 0.014 0.30 0.28 <0.06 0.57 29 61 57 <2.00 2.2 0.015 0.053 0.031 <0.0002 <0.001 <0.001 0.007 <0.001 0.005 702 12

155 27/Aug/07 7.7 833 <2 <1 3.4 80 394 0.010 0.013 0.26 <0.03 <0.06 0.60 30 62 59 <2.00 1.8 0.015 0.057 0.290 <0.0002 <0.001 0.002 0.002 <0.001 0.013 835 14 5.8

156 16/Oct/07 7.9 817 1 2.6 85 370 0.006 0.28 <0.06 31 63 59 <2.00 1.3 <0.0002 0.004 673 12 7.0

157 10/Apr/08 7.9 490 <1 3.2 85 404 0.010 0.20 <0.06 39 55 59 2.01 1.3 <0.0002 0.003 814 10 8.0

158 25/Jun/08 7.8 496 4 4 3.4 93 372 0.022 0.017 0.23 <0.03 <0.06 0.50 40 57 60 2.56 1.7 0.006 0.060 0.590 <0.0002 <0.001 <0.001 0.003 <0.001 <0.001 837 19 8.3

159 10/Oct/08 7.8 806 <1 2.6 84 386 0.023 0.27 <0.06 35 62 63 2.15 1.4 <0.0002 0.007 778 11 7.8

160 15/Apr/09 7.7 736 <1 2.8 82 410 0.019 0.20 <0.06 33 63 62 <2.00 5.2 <0.0002 0.003 729 12 7.7

161 12/Jun/09 7.8 811 <2 <1 2.6 80 411 0.013 0.018 0.30 <0.03 <0.06 0.50 1 0.36 <2 <2.00 1.2 0.011 0.069 0.310 <0.0002 <0.001 0.005 0.021 <0.001 0.006 736 13 7.6

162 22/Oct/09 7.7 790 <1 3.5 84 366 0.026 0.30 <0.06 29 53 58 <2.00 1.5 <0.0002 0.018 425 10 7.9

163 19/Apr/10 8.0 871 <1 3.4 95 410 0.021 0.20 <0.06 35 64 57 2.73 5.3 <0.0002 0.005 825 13 8.3

164 29/Jun/10 7.7 885 13 2 3.8 103 426 0.009 0.070 0.21 <0.03 <0.06 0.57 39 69 61 3.12 5.0 <0.001 0.081 0.280 <0.0002 <0.001 0.004 0.006 <0.001 0.004 869 12 7.8

165 27/Oct/10 7.7 925 <1 3.8 107 428 0.008 0.17 <0.06 44 78 62 2.80 2.8 <0.0002 0.015 713 13 7.7

166 28/Apr/11 7.9 910 <1 3.6 112 422 0.005 <0.10 <0.06 44 71 59 2.49 1.5 <0.0002 0.014 778 11 7.6

167 9/Jun/11 7.9 780 7 15 3.8 102 332 0.011 0.046 0.20 <0.03 <0.06 0.83 36 55 60 2.46 2.5 0.002 0.061 0.330 <0.0002 <0.001 0.004 0.014 0.003 0.004 491 12 7.1

168 25/Oct/11 7.8 910 <1 3.9 120 415 0.007 0.21 <0.06 41 69 56 2.27 1.3 <0.0002 0.006 356 11 8.2

169 27/Apr/12 7.7 880 <1 3.6 126 407 0.008 0.20 <0.06 43 74 57 2.52 2.4 <0.0002 0.014 795 11 8.3

170 4/Jun/12 7.6 920 10 <1 3.7 124 414 0.010 0.072 0.24 <0.03 <0.06 0.86 41 72 55 2.33 3.1 <0.001 0.090 0.280 <0.0002 <0.001 0.005 0.012 <0.002 0.004 800 12 7.8

171 17/Oct/12 7.5 960 <1 4.1 134 421 0.002 0.22 <0.06 42 73 55 2.13 1.2 0.0009 0.004 836 16 8.1

172 8/Apr/13 7.7 1,000 <1 3.5 151 413 0.004 0.17 <0.06 44 75 59 2.29 2.7 <0.0002 0.012 854 17 8.0

173 20/Jun/13 7.8 960 7 <1 3.3 139 416 0.004 0.045 0.20 <0.03 0.09 0.72 43 78 61 2.50 2.2 <0.001 0.076 0.266 <0.0002 <0.001 0.005 0.013 <0.002 0.004 862 16 8.0

174 22/Oct/13 7.6 990 <1 3.7 144 410 0.006 0.20 <0.06 42 73 54 2.05 <1.0 <0.0002 0.013 850 9 7.0

175 23/Apr/14 7.7 1,300 <1 4.2 369 404 0.014 0.32 <0.06 63 112 62 3.34 2.0 <0.0002 0.016 1,173 11 8.3

176 23/Jun/14 7.7 1,170 4 <1 4.3 312 402 0.005 0.034 0.34 <0.03 <0.06 0.54 56 102 60 2.93 1.1 0.008 0.029 0.289 <0.0002 <0.001 <0.001 0.004 <0.002 0.005 1,083 15 8.2

177 20/Oct/14 7.5 1,270 <1 4.3 333 393 0.011 0.31 0.09 59 107 59 2.83 <1.0 <0.0002 0.005 1,123 10 8.6

178 13/Apr/15 7.7 1,210 <1 3.8 305 394 0.004 0.30 0.10 55 105 59 2.72 1.8 <0.0002 0.018 1,153 14 8.0

179 12/Jun/15 7.8 1,300 18 <1 3.0 380 390 2.600 0.054 0.35 <0.01 <0.10 0.68 69 120 60 2.50 0.9 0.008 0.031 0.270 <0.0001 <0.005 <0.001 <0.001 <0.0005 0.005 875 11 7.2

180 8/Oct/15 7.6 1,220 <1 3.6 330 395 0.009 0.29 0.06 54 104 59 2.66 <1.0 <0.0002 0.018 1,217 12 8.4

181 15/Apr/16 7.6 1,210 6 2.9 305 380 0.655 0.26 <0.06 50 95 59 2.52 <1.0 <0.0002 0.018 1,127 11 8.9

182 1/Jun/16 7.4 1,120 4 <1 2.7 230 286 0.927 0.015 0.22 <0.03 <0.06 0.52 48 89 57 2.56 1.1 0.009 0.001 0.268 <0.0002 <0.001 <0.001 0.003 <0.002 <0.002 1,057 9 14.0

183 18/Oct/16 7.6 1,300 <1 2.6 379 372 1.000 0.17 0.06 60 111 58 2.54 1.2 <0.0002 0.005 1,187 12 8.9

184 3/Apr/17 7.7 1,260 <1 5.0 379 369 0.224 0.15 <0.40 58 106 59 2.58 1.1 <0.0002 0.006 1,199 10 7.3

185 5/Jun/17 7.7 1,190 <2 <1 4.9 315 381 0.448 0.012 0.18 0.03 <0.40 0.33 53 96 57 2.46 <1.0 0.008 0.026 0.286 <0.0002 <0.001 <0.001 0.018 <0.002 <0.002 1,211 11 8.2

186 17/Oct/17 7.7 1,160 <1 4.2 273 374 0.590 0.15 <0.40 52 95 61 2.40 1.1 <0.0002 0.019 1,241 13 7.6

187 11/Apr/18 7.6 1,160 1 4.2 326 372 0.573 0.14 <0.40 52 101 60 2.11 <1.0 0.0003 0.002 1,239 9 8.9

Page 14: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-5

BOREHOLE #76-3, #13-3a

W12A LANDFILL(Data from July 12, 1976 to Oct 22, 2013 is from borehole #76-3. Borehole #76-3 was replaced by #13-3a in 2013. Boreholes are in approximately the same location and of the same depth.)

AVG 7.9 815 4.8 1.1 4.2 122 362 0.4 0.0 0.2 0.0 0.3 0.7 41 68 59 2.3 1.7 0.006 0.062 0.263 0.0000 0.000 0.010 0.006 0.000 0.008 838 12 7.9

STD 0.2 171 4.3 2.6 2.2 85 47 0.6 0.0 0.1 0.1 3.7 0.6 15 28 13 1.3 1.7 0.005 0.033 0.119 0.0002 0.001 0.018 0.009 0.002 0.010 240 2 1.1

# of samples 187 185 19 183 187 138 83 141 103 116 79 137 80 87 87 134 69 71 32 20 20 84 49 48 85 49 50 55 57 55

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

188 8/Jun/18 7.8 1,170 4 <1 <4.0 313 372 0.504 0.019 0.14 <0.03 <0.40 0.55 54 98 60 2.04 <1.0 0.007 0.026 0.275 0.0003 <0.001 <0.001 0.004 <0.002 <0.002 1,206 12 8.9

189 2/Oct/18 7.7 1,250 1 5.1 403 380 0.129 0.13 <0.40 61 109 61 2.12 2.0 <0.0002 0.010 1,343 12 7.6

190 9/Apr/19 7.7 1,280 <1 4.7 401 365 0.036 <0.10 <0.40 63 113 61 2.20 1.4 <0.0002 0.003 992 10 7.8

191 3/Jun/19 7.7 1,250 2 <1 5.4 364 377 0.101 0.010 <0.10 <0.03 <0.40 0.29 61 108 62 2.16 <1.0 0.005 0.026 0.285 <0.0002 <0.001 <0.001 0.007 <0.002 0.002 740 11 7.6

192 9/Oct/19 7.8 490 1 <4.0 310 386 0.179 <0.10 <0.40 53 99 62 2.13 2.3 0.0002 0.006 998 12 7.9

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

Page 15: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-6

BOREHOLE #76-4 and 91-4a

W12A LANDFILL(Data from July 12, 1976 to Sept. 30, 1990 is from borehole #76-4. Borehole #76-4 was replaced by #91-4a in 1991. Boreholes are in approximately the same location and of the same depth.)

AVG 8.1 474 6 2.3 4.8 74 121 0.66 0.04 0.13 0.01 0.40 0.69 17 7 62 1.0 1.8 0.008 0.034 0.403 0.000 0.000 0.003 0.003 0.000 0.006 377 12 8.4

STD 0.3 79 9 7.1 2.5 21 44 1.25 0.05 0.14 0.01 2.25 0.35 8 2 13 1.7 1.1 0.005 0.050 0.127 0.000 0.002 0.008 0.005 0.001 0.011 41 2 1.0

# of samples 181 179 20 178 179 134 83 135 97 115 78 135 78 83 83 135 69 70 35 21 19 81 47 46 82 48 48 55 56 53

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 12/Jul/76 7.7 270 1.0 8.5 18 0.100 0.000 0.02 0.01 0.23 0.87 11 3.10

2 26/Jul/76 7.7 345 1.0 8.0 29 0.300 0.050 0.06 0.01 0.00 0.88 27 2.98

3 18/Aug/76 7.5 415 2.0 6.0 44 0.500 0.090 0.06 0.01 0.01 1.65 46 6.20

4 23/Sep/76 8.0 2.0 5.0 56 0.200 0.050 0.10 0.00 0.00 0.90 54 4.76

5 25/Oct/76 8.3 466 1.0 3.0 65 0.700 0.030 0.18 0.01 0.00 0.49 62 2.40

6 18/Nov/76 8.0 496 1.0 3.0 64 0.100 0.000 0.16 0.01 0.05 0.45 56 2.42

7 23/Feb/77 7.6 500 11.0 4.0 15 0.500 0.000 0.06 0.01 0.24 0.50 66 5.32

8 26/Apr/77 7.8 520 3.0 3.0 61 0.000 0.07 0.01 0.10 0.59

9 4/May/77 7.9 540 2.0 3.0 64 0.500 0.000 0.22 0.01 0.04 0.75 55 4.40

10 13/Jul/77 8.0 525 2.0 3.0 62 0.400 0.000 0.04 0.01 0.18 0.61 71 2.54

11 18/Aug/77 7.2 523 3.5 3.5 42 0.700 0.040 0.17 0.00 0.17 1.15 67 3.64

12 29/Sep/77 8.1 535 32.0 3.5 64 0.200 0.000 0.09 0.00 0.18 0.50 66

13 27/Oct/77 8.0 530 15.0 3.5 51 1.000 0.000 0.90 63

14 1/Nov/77 7.8 542 20.0 4.0 57 1.300 0.000 0.33 0.02 0.13 1.03 63

15 19/Dec/77 7.9 520 0.0 3.0 58 0.300 0.000 0.04 0.00 0.21 0.07 67

16 25/Jan/78

17 8/Feb/78 7.9 486

18 1/Mar/78 7.8 525

19 12/Apr/78 518 7.0 4.0 45 0.500 0.34 0.04 0.49 0.95 71

20 3/May/78 7.8 539 0.0 3.5 54 0.300 0.080 0.82 0.01 0.10 1.25 53

21 4/Jun/78 7.7 545 0.0 4.5 50 0.600 0.000 0.15 0.01 0.21 0.41 64

22 11/Jul/78 8.0 555 6.0 3.5 55 1.500 0.000 0.40 0.02 0.25 1.08 65

23 15/Aug/78 8.0 565 0.0 4.0 60 0.200 0.000 0.15 0.02 0.51 0.37 62

24 12/Sep/78 8.0 555 0.0 4.0 58 0.900 0.000 0.21 0.03 0.72 0.42 63

25 24/Oct/78 7.8 550 2.0 4.5 61 2.000 0.050 0.17 0.03 0.48 0.60 48

26 7/Nov/78 8.1 540 0.0 5.0 58 1.300 0.080 0.42 0.03 0.13 0.55 64

27 13/Dec/78 8.0 530 0.0 4.5 58 2.100 0.060 0.07 0.01 0.48 0.38 63

28 10/Jan/79 8.0 545 0.0 5.0 54 2.400 0.070 0.08 0.01 0.45 0.59 84

29 13/Feb/79 7.9 0.0 5.0 60 2.200 0.060 0.06 0.02 0.45 0.27 81

30 19/Mar/79 7.9 0.0 5.0 50 3.300 0.070 0.10 0.02 0.68 0.62 77

31 5/Jun/79 7.7 550 0.0 4.0 68 2.300 0.120 0.09 0.01 0.56 0.48 68

32 19/Jun/79 8.0 548 0.0 5.0 59 2.500 0.070 0.29 0.02 0.37 0.86 66

33 10/Jul/79 7.9 540 0.0 5.5 57 4.400 0.100 0.24 0.03 5.37 0.48 68

34 1/Aug/79 7.9 542 0.0 5.0 56 5.100 0.180 0.26 0.00 0.36 0.88 77

35 27/Sep/79 7.8 555 0.0 5.0 4.700 0.160 0.12 0.02 0.60 0.60 69

36 23/Oct/79 7.9 555 0.0 5.0 59 0.900 0.080 0.45 0.02 0.40 0.80 64

37 14/Nov/79 7.9 550 0.0 5.0 57 0.900 0.040 0.15 0.04 0.54 0.68 68

38 10/Dec/79 7.8 404 0.0 6.5 33 3.200 0.050 0.70 0.01 0.02 0.94 76

39 3/Jan/80 8.0 540 0.0 4.0 59 0.900 0.040 0.03 0.00 0.89 0.41 78

40 5/Feb/80 8.0 550 0.0 4.5 56 2.300 0.090 0.11 0.02 0.55 0.44 62

41 25/Mar/80 7.9 414 0.0 6.0 41 1.800 0.110 0.06 0.03 0.04 0.64 53

42 29/Apr/80 7.9 462 1.5 5.0 44 1.020 0.260 0.14 0.01 0.02 0.66 86

43 27/May/80 8.0 525 1.0 4.0 52 0.480 0.070 0.07 0.01 0.12 0.64 65

44 10/Jun/80 7.8 530 0.0 3.5 56 0.450 0.070 0.05 0.01 0.05 0.86 74

45 23/Jul/80 8.0 530 0.0 2.5 55 0.250 0.030 0.00 0.00 0.00 0.26 84

46 13/Aug/80 8.0 540 0.0 2.5 55 0.710 0.090 0.01 0.00 0.25 0.33 36

47 24/Sep/80 7.8 540 0.0 3.0 55 0.530 0.000 0.02 0.00 0.26 0.48 17

48 14/Oct/80 7.9 545 0.0 3.5 55 0.730 0.030 0.01 0.01 0.19 0.70 28

49 19/Nov/80 7.9 540 0.0 3.0 53 0.420 0.040 0.00 0.00 0.25 0.45 35

50 9/Dec/80 7.9 540 0.0 3.5 51 0.630 0.060 0.05 0.01 0.16 0.73 27

51 12/Jan/81 8.0 520 0.0 3.0 66 0.940 0.030 0.05 0.01 0.25 0.54 66

52 25/Feb/81 7.9 550 0.0 3.5 26 0.810 0.040 0.00 0.00 0.46 0.56 26

NITROGEN AS N

Page 16: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-6

BOREHOLE #76-4 and 91-4a

W12A LANDFILL(Data from July 12, 1976 to Sept. 30, 1990 is from borehole #76-4. Borehole #76-4 was replaced by #91-4a in 1991. Boreholes are in approximately the same location and of the same depth.)

AVG 8.1 474 6 2.3 4.8 74 121 0.66 0.04 0.13 0.01 0.40 0.69 17 7 62 1.0 1.8 0.008 0.034 0.403 0.000 0.000 0.003 0.003 0.000 0.006 377 12 8.4

STD 0.3 79 9 7.1 2.5 21 44 1.25 0.05 0.14 0.01 2.25 0.35 8 2 13 1.7 1.1 0.005 0.050 0.127 0.000 0.002 0.008 0.005 0.001 0.011 41 2 1.0

# of samples 181 179 20 178 179 134 83 135 97 115 78 135 78 83 83 135 69 70 35 21 19 81 47 46 82 48 48 55 56 53

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

53 9/Mar/81 7.9 550 0.0 5.0 43 4.000 0.090 0.03 0.02 0.47 0.76 43

54 1/Apr/81 7.9 560 0.0 5.0 58 2.400 0.100 0.02 0.01 0.35 0.54 58

55 11/May/81 7.8 573 0.0 9.5 46 8.900 0.270 0.04 0.05 0.40 1.58 46

56 8/Jun/81 8.0 565 0.0 9.0 29 4.100 0.140 0.34 0.04 0.35 1.35 29

57 22/Jul/81 7.6 540 0.0 7.8

58 18/Aug/81 7.5 520 0.0 6.8

59 29/Sep/81 7.5 490 0.0 6.7

60 8/Oct/81 7.9 565 0.0 6.0 0.75 0.05 0.18 0.66

61 3/Nov/81 7.9 504 0.0 12.4

62 21/Dec/81 7.9 480 0.0 8.8

63 18/Jan/82 7.7 465 0.0 6.2

64 1/Feb/82 8.0 560 0.0 5.0 0.09 0.02 0.28 0.48

65 11/Mar/82 7.4 492 0.0 6.7

66 26/Apr/82 7.8 525 0.0 4.2

67 11/May/82 7.9 505 0.0 7.2

68 9/Jun/82 7.9 570 24.5 6.5 0.02 0.02 0.76 1.85

69 20/Jul/82 7.7 550 1.0 7.2

70 17/Aug/82 7.6 620 1.5 8.8

71 14/Sep/82 7.7 565 0.0 6.0

72 13/Oct/82 8.0 840 20.0 3.5 0.50 0.01 0.34 0.66

73 9/Nov/82 7.6 540 0.0 5.2

74 14/Dec/82 7.7 475 0.0 5.2

75 17/Jan/83 7.7 410 0.0 4.7

76 22/Jan/83 7.9 540 9.0 4.5

77 28/Mar/83 8.0 560 15.5 3.5

78 25/Apr/83 7.8 590 38.0 5.0

79 12/May/83 8.0 620 10.0 4.5

80 22/Jun/83 8.2 545 5.0 5.5

81 12/Jul/83 7.9 555 9.0 3.6

82 16/Aug/83 7.6 495 1.5 6.2

83 27/Sep/83 8.0 530 1.5 4.2

84 27/Feb/84 7.7 580 3.5 5.0

85 13/Jun/84 8.2 305 31.5 11.5

86 31/Oct/84 7.9 366 7.0 9.5

87 11/Feb/85 7.8 444 7.0 8.5

88 11/Jun/85 8.0 505 1.5 4.0

89 23/Oct/85 8.0 465 0.0 4.0

90 11/Feb/86 7.7 394 0.0 6.0

91 9/Jun/86 7.7 555 1.0 3.0

92 16/Feb/87 7.8 690 0.0 3.5

93 22/Jun/87 7.8 725 1.0 5.0

94 28/Oct/87 8.0 525 1.0 2.7

95 15/Feb/88 8.1 488 0.0 3.6

96 28/Jun/88 7.8 510 0.0 3.4

97 20/Oct/88 7.8 513 0.0 3.4

98 14/Feb/89 8.2 531 1.5 0.0

99 27/Jun/89

100 29/Oct/89

101 4/Feb/90 8.0 562 0.0 5.5 41 15

102 9/May/90

103 27/Jun/90

104 30/Sep/90

Page 17: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-6

BOREHOLE #76-4 and 91-4a

W12A LANDFILL(Data from July 12, 1976 to Sept. 30, 1990 is from borehole #76-4. Borehole #76-4 was replaced by #91-4a in 1991. Boreholes are in approximately the same location and of the same depth.)

AVG 8.1 474 6 2.3 4.8 74 121 0.66 0.04 0.13 0.01 0.40 0.69 17 7 62 1.0 1.8 0.008 0.034 0.403 0.000 0.000 0.003 0.003 0.000 0.006 377 12 8.4

STD 0.3 79 9 7.1 2.5 21 44 1.25 0.05 0.14 0.01 2.25 0.35 8 2 13 1.7 1.1 0.005 0.050 0.127 0.000 0.002 0.008 0.005 0.001 0.011 41 2 1.0

# of samples 181 179 20 178 179 134 83 135 97 115 78 135 78 83 83 135 69 70 35 21 19 81 47 46 82 48 48 55 56 53

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

105 10/Mar/91

106 23/Jun/91

107 20/Oct/91

108 16/Feb/92

109 14/Jun/92 8.4 440 0.100 0.007 0.0000 0.000 0.040 0.002 0.000 0.008

110 26/Nov/92 8.4 382 0.0 3.0 116 0.014 0.007 0.04 1 3 93 0.0000 0.000 0.009 0.002 0.000 0.028

111 27/Feb/93 8.3 422 2.0 6.0 88 114 0.016 0.003 0.00 64 12 67 0.0000 0.000 0.000 0.000 0.000 0.002

112 5/Jun/93 7.8 400 0.0 6.0 81 116 0.017 0.010 0.03 25 10 85 0.0000 0.001 0.005 0.000 0.000 0.005

113 22/Oct/93 8.4 510 0.0 6.0 83 110 0.019 0.003 0.06 16 9 64 0.0000 0.000 0.003 0.001 0.000 0.001

114 17/Feb/94 8.4 415 2.0 5.0 78 116 0.110 0.04 20 6 73 0.0000 0.000 0.000 0.000 0.000 0.000

115 29/Jun/94 8.3 395 0.0 5.0 82 114 0.150 0.004 0.03 13 6 81 0.0000 0.000 0.002 0.000 0.000 0.002

116 4/Oct/94 8.4 326 1.0 5.0 79 136 0.140 0.002 0.06 31 9 80 0.0000 0.000 0.006 0.000 0.000 0.008

117 21/Feb/95 8.5 426 0.0 5.4 82 162 0.031 0.002 0.05 17 8 40 0.0000 0.000 0.004 0.000 0.000 0.002

118 14/Jun/95 9.0 424 0.0 6.0 77 118 0.010 0.002 0.05 15 4 59 3.1 0.0000 0.000 0.003 0.000 0.000 0.000

119 25/Oct/95 8.4 430 0.0 4.0 81 118 0.260 0.003 0.18 30 9 65 0.0000 0.000 0.003 0.000 0.000 0.000

120 19/Feb/96 8.4 429 0.0 5.5 95 116 0.260 0.003 0.10 20 7 58 0.0000 0.000 0.003 0.000 0.000 0.002

121 3/Jun/96 8.3 415 0.0 6.0 88 130 0.260 0.003 0.12 32 10 84 0.0000 0.000 0.002 0.000 0.006 0.002

122 29/Oct/96 8.6 396 0.0 9.0 81 114 0.260 0.003 0.14 37 15 49 0.0000 0.000 0.000 0.000 0.000 0.000

123 21/Apr/97 8.3 421 0.0 8.5 85 128 0.260 0.003 0.06 20 10 83 1.9 0.000 0.0000 0.000 0.000 0.000 0.000 0.000

124 14/Jun/97 8.6 421 0.0 7.0 79 122 0.210 0.003 0.05 20 12 64 1.5 0.008 0.0000 0.000 0.000 0.002 0.005 0.002

125 27/Oct/97 8.4 424 0.0 3.1 95 124 0.280 0.096 0.25 18 0 69 1.3 0.009 0.0000 0.000 0.000 0.001 0.000 0.000

126 27/Apr/98 8.4 408 1.0 3.8 84 124 0.690 0.006 0.49 16 7 69 1.5 0.000 0.0003 0.000 0.006 0.000 0.000 0.022

127 13/Jun/98 8.4 422 34 1.6 85 126 0.370 0.008 0.00 17 7 70 1.1 0.010 0.0000 0.000 0.001 0.001 0.001 0.016

128 6/Oct/98 8.5 413 8.3 3.1 91 108 0.270 0.006 0.31 16 7 91 1.4 0.008 0.0003 0.000 0.000 0.004 0.000 0.000

129 30/Apr/99 8.3 424 0.0 4.6 98 170 0.440 0.003 0.47 18 7 62 1.6 0.010 0.0002 0.000 0.011 0.000 0.013

130 14/Jun/99 8.7 412 0.0 3.3 73 112 0.470 0.006 0.31 20 8 65 1.3 0.010 0.0000 0.000 0.007 0.007 0.000 0.061

131 8/Oct/99 8.1 412 0.0 17.8 82 112 0.280 0.002 0.00 16 8 71 1.8 0.009 0.0000 0.005 0.023 0.001 0.000 0.004

132 23/May/00

133 20/Jun/00 8.2 418 0.0 2.9 86 122 0.182 0.003 0.39 17 7 68 1.4 0.008 0.0000 0.004 0.001 0.008 0.000 0.001

134 16/Oct/00 8.4 410 2.5 3.8 91 118 0.182 0.008 0.26 22 7 74 1.6 0.009 0.0000 0.003 0.002 0.002 0.000 0.007

135 5/May/01 8.4 412 0.0 3.2 109 116 0.265 0.00 0.54 72 5.21 0.9 0.000 0.000 0.008

136 28/Jun/01 8.6 388 0.0 3.7 90 106 0.092 0.005 0.10 0.03 0.06 0.52 19 7 71 3.67 1.1 0.000 0.0000 0.000 0.000 0.000 0.000 0.000 12 8.3

137 29/Oct/01 8.5 421 0.0 4.2 105 300 0.041 0.00 19 7 78 4.04 0.000 0.005

138 24/Apr/02 8.3 427 0.0 4.4 100 120 0.024 0.000 0.12 0.00 0.04 0.71 16 6 70 1.79 1.6 0.000 0.018 0.040 0.0000 0.000 0.012 0.002 0.000 0.000 437 11 8.6

139 5/Jul/02 8.5 422 12 0.0 3.5 97 106 0.069 0.004 0.10 0.00 0.06 0.66 18 9 64 7.58 1.6 0.026 0.023 0.0000 0.000 0.006 0.000 0.000 0.000 11 8.7

140 21/Oct/02 8.2 490 1.6 4.6 90 108 0.049 0.09 15 6 69 5.56 0.1 0.013 0.0000 0.000 398 10 8.9

141 14/May/03 7.1 442 1.1 3.1 96 68 0.373 0.19 13 6 56 <2 1.5 0.0000 0.000 401 17 8.1

142 3/Jul/03 7.9 429 <2 0.0 9.5 85 108 0.156 0.11 0.00 2.41 0.78 16 8 60 <2 1.5 0.007 0.021 0.363 0.0000 0.005 0.009 0.011 0.004 0.031 417 13 9.2

143 9/Oct/03 8.3 420 <1 7.7 88 104 0.093 <0.10 14 7 64 <2 2.4 0.0000 0.007 393 12 8.2

144 28/Apr/04 8.1 479 27.2 19.5 87 108 0.018 <0.10 0.11 15 7 73 <2 1.4 0.0000 0.005 399 10

145 21/Jul/04 7.9 422 10 2.0 3.3 88 94 0.004 0.002 0.19 <0.0001 1.18 0.44 13 6 60 <2 2.0 0.008 0.012 0.480 0.0000 0.000 0.000 0.000 0.000 0.000 397 15 9.4

146 19/Oct/04 8.1 417 0.0 2.0 158 118 0.035 0.13 0.20 14 6 54 <2 1.7 0.0000 0.000 316 9 6.1

147 2/May/05 6.3 473 <1 3.3 98 104 0.038 0.13 22.20 15 7 61 <2 2.8 <0.0002 <0.002 405 9

148 12/May/05 8.4 420 3.1 97 106 0.10 0.09 15 7 66 <2 1.7 365 12 7.4

149 23/Jun/05 8.4 408 3 <1 2.6 91 107 0.032 0.004 <0.10 <0.03 0.13 0.75 14 6 61 <2 1.0 0.008 0.021 0.470 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 302 14 8.4

150 11/Oct/05 8.3 415 <1 2.7 85 112 0.107 <0.10 0.08 13 6 62 <2 3.2 <0.0002 <0.002 232 11

151 9/May/06 8.4 418 <1 2.4 85 104 0.035 0.10 <0.06 13 6 59 <2 3.9 <0.0002 <0.002 423 13 7.5

152 11/Jul/06 8.5 421 2 <1 3.3 82 110 0.112 0.005 0.17 <0.03 <0.06 0.83 14 6 60 <2 1.6 0.009 0.029 0.450 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 366 14 8.3

153 30/Oct/06 8.4 415 <1 3.1 83 108 0.031 <0.10 <0.06 14 6 59 <2 2.4 <0.0002 <0.002 395 11 8.3

154 27/Apr/07 8.2 532 <1 2.9 95 114 0.017 <0.10 0.07 17 8 59 <2 3.8 <0.0002 <0.001 417 13 7.5

155 5/Jun/07 8.3 458 3 <1 12.6 78 114 0.022 0.003 <0.10 <0.03 0.27 0.21 13 6 55 <2 2.3 0.009 0.022 0.450 <0.0002 <0.001 <0.001 0.005 <0.001 0.007 369 10

156 30/Aug/07 8.1 418 <2 <1 2.8 86 112 0.025 0.004 <0.10 <0.03 0.07 0.73 13 6 56 <2 1.3 0.008 0.023 0.040 <0.0002 <0.001 <0.001 <0.001 <0.001 0.010 418 13 5.8

Page 18: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-6

BOREHOLE #76-4 and 91-4a

W12A LANDFILL(Data from July 12, 1976 to Sept. 30, 1990 is from borehole #76-4. Borehole #76-4 was replaced by #91-4a in 1991. Boreholes are in approximately the same location and of the same depth.)

AVG 8.1 474 6 2.3 4.8 74 121 0.66 0.04 0.13 0.01 0.40 0.69 17 7 62 1.0 1.8 0.008 0.034 0.403 0.000 0.000 0.003 0.003 0.000 0.006 377 12 8.4

STD 0.3 79 9 7.1 2.5 21 44 1.25 0.05 0.14 0.01 2.25 0.35 8 2 13 1.7 1.1 0.005 0.050 0.127 0.000 0.002 0.008 0.005 0.001 0.011 41 2 1.0

# of samples 181 179 20 178 179 134 83 135 97 115 78 135 78 83 83 135 69 70 35 21 19 81 47 46 82 48 48 55 56 53

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

157 22/Oct/07 8.2 419 <1 2.8 89 100 0.026 <0.10 <0.06 13 6 59 <2 1.9 <0.0002 0.006 326 15 7.5

158 11/Apr/08 8.0 236 4 <1 3.6 87 98 0.071 0.004 <0.10 <0.03 <0.06 14 6 61 <2 1.8 0.016 <0.0002 <0.001 <0.001 <0.001 <0.001 <0.001 406 9 8.4

159 11/Jun/08 8.2 433 <2 <1 3.1 95 142 0.030 0.003 <0.10 <0.03 0.09 2.17 14 6 62 <2 1.2 0.008 0.027 0.450 <0.0002 <0.001 <0.001 0.002 <0.001 0.006 395 13 8.1

160 10/Oct/08 7.9 400 <1 3.0 88 96 0.163 0.13 0.09 15 6 65 <2 1.5 <0.0002 0.014 376 13 8.3

161 16/Apr/09 8.1 343 <1 2.3 84 112 0.012 0.21 <0.06 13 6 62 <2 9.5 <0.0002 <0.001 367 12 8.1

162 12/Jun/09 8.2 412 6 1 2.3 83 144 2.320 0.039 0.22 <0.03 <0.06 0.51 21 11 54 <2 1.4 0.009 0.041 0.460 0.0003 0.004 0.004 0.024 <0.001 0.011 393 13 8.1

163 22/Oct/09 8.2 417 <1 3.7 87 112 0.160 0.17 <0.06 13 6 58 <2 1.6 <0.0002 0.007 405 10 8.2

164 20/Apr/10 8.4 408 <1 3.6 85 114 0.020 0.13 <0.06 14 6 59 <2 2.4 <0.0002 0.002 401 12 8.3

165 3/Jun/10 8.1 391 6 <1 3.8 85 113 0.018 0.002 0.17 <0.03 0.10 0.45 14 6 64 <2.00 1.1 0.008 0.021 0.450 <0.0002 <0.001 0.002 0.001 <0.001 0.004 409 12 8.4

166 15/Oct/10 8.3 394 <1 4.3 85 114 0.016 0.16 <0.06 14 6 60 <2.00 1.1 <0.0002 0.008 345 11 8.0

167 28/Apr/11 8.4 420 <1 3.9 82 112 0.063 <0.10 0.07 14 6 57 <2.00 1.8 <0.0002 0.010 398 10 8.1

168 9/Jun/11 8.3 360 4 <1 3.6 82 109 0.026 0.005 0.13 <0.03 <0.06 0.56 14 6 60 <2.00 1.5 0.008 0.023 0.450 <0.0002 <0.001 <0.001 0.010 <0.001 0.001 385 13 8.0

169 18/Oct/11 8.4 420 <1 3.8 92 109 0.029 0.11 <0.06 13 6 57 <2.00 1.1 <0.0002 0.001 356 11 8.2

170 17/Apr/12 8.3 400 <1 3.6 85 110 0.031 <0.10 <0.06 14 6 61 <2.00 1.2 <0.0002 0.010 354 8.1

171 4/Jun/12 8.3 400 5 <1 9.7 62 109 0.006 0.004 0.14 <0.03 <0.06 0.57 13 6 57 <2.00 1.9 0.008 0.021 0.450 <0.0002 <0.001 <0.001 0.007 <0.002 0.002 358 12 8.4

172 15/Oct/12 8.2 420 <1 4.1 87 111 0.017 0.13 <0.06 14 6 62 <2.00 <1.0 <0.0002 0.007 359 10 8.4

173 24/Apr/13 8.4 420 <1 3.4 86 111 0.014 0.13 <0.06 14 6 63 <2.00 2.1 <0.0002 0.007 356 8 8.3

174 20/Jun/13 8.3 420 4 <1 3.1 87 109 0.006 0.003 0.15 <0.03 <0.06 0.42 14 6 65 <2.00 1.4 0.008 0.019 0.475 <0.0002 <0.001 <0.001 0.006 <0.002 <0.002 358 12 8.7

175 16/Oct/13 8.3 420 <1 3.8 87 108 0.005 0.13 <0.06 14 6 60 <2.00 1.2 <0.0002 0.006 364 13 8.2

176 24/Apr/14 8.4 420 <1 3.6 86 110 0.007 0.13 <0.06 13 6 62 <2.00 2.4 <0.0002 0.007 365 11 8.6

177 24/Jun/14 8.3 400 7 2 3.9 88 110 0.010 0.004 0.15 <0.03 <0.06 0.41 14 6 63 <2.00 1.6 0.009 0.020 0.441 <0.0002 <0.001 <0.001 <0.001 <0.002 0.003 366 16 8.5

178 22/Oct/14 8.3 410 <1 3.7 85 109 0.013 0.16 <0.06 13 6 61 <2.00 1.3 <0.0002 0.001 363 10 8.7

179 16/Apr/15 8.2 410 <1 4.0 85 109 0.011 0.16 <0.06 13 6 60 <2.00 2.0 <0.0002 0.010 382 12 8.8

180 15/Jun/15 8.1 430 40 3 4.0 85 110 <0.100 0.009 0.21 <0.010 <0.10 0.51 14 6 66 0.62 1.9 0.009 0.037 0.440 <0.0001 <0.005 <0.001 <0.001 <0.0005 <0.005 280 11 8.1

181 8/Oct/15 8.3 420 <1 3.8 85 112 0.005 0.15 <0.06 14 6 60 <2.00 2.6 <0.0002 0.007 381 11 9.1

182 15/Apr/16 8.3 430 6 2.9 86 109 0.164 0.19 <0.06 14 6 61 <2.00 1.0 <0.0002 0.007 388 12 9.4

183 21/Jun/16 8.3 430 5 <1 2.8 86 107 0.017 0.005 0.23 <0.03 <0.06 0.49 14 6 60 <2.00 2.1 0.009 0.257 0.422 <0.0002 <0.001 <0.001 0.001 0.002 <0.002 401 8 13.7

184 12/Oct/16 8.3 420 <1 2.9 86 335 0.013 0.19 <0.06 14 6 59 <2.00 1.9 <0.0002 <0.001 384 14 9.2

185 18/Apr/17 8.2 410 <1 3.1 89 110 0.010 0.19 <0.40 13 6 58 <2.00 1.3 <0.0002 0.001 399 11 8.8

186 5/Jun/17 8.2 420 5 <1 4.7 93 108 0.017 0.005 0.16 <0.03 <0.40 0.45 13 6 61 <2.00 1.7 0.009 0.021 0.432 <0.0002 <0.001 <0.001 0.009 <0.002 0.003 393 12 8.7

187 20/Oct/17 8.3 420 <1 3.7 87 108 0.010 0.14 <0.40 13 6 62 <2.00 1.3 <0.0002 0.008 400 13 7.8

188 13/Apr/18 8.4 400 <1 5.5 96 108 0.005 0.11 <0.40 14 6 65 <2.00 1.8 <0.0002 <0.001 400 10 9.7

189 18/Jun/18 8.3 420 6 <1 4.9 89 109 0.005 0.005 0.14 0.04 <0.40 0.74 13 6 65 <2.00 1.7 0.009 0.026 0.470 0.0003 <0.001 <0.001 <0.001 <0.002 0.003 397 13 9.3

190 5/Oct/18 8.3 420 <1 5.7 96 111 0.009 <0.10 <0.40 14 6 66 <2.00 2.2 <0.0002 <0.001 505 12 7.9

191 25/Apr/19 8.4 420 1 5.5 92 375 0.009 <0.10 0.50 14 6 67 <2.00 2.3 <0.0002 <0.001 316 11 8.3

192 7/Jun/19 8.3 420 <2 <1 5.0 87 109 0.004 0.004 0.15 <0.03 0.40 0.43 14 6 68 <2.00 2.9 0.009 0.022 0.433 <0.0002 <0.001 <0.001 0.001 <0.002 <0.002 332 11 8.4

193 4/Oct/19 8.2 410 1 5.8 90 109 0.010 0.20 <0.40 14 6 67 <2.00 2.2 <0.0002 <0.001 323 10 8.5

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

Page 19: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-7

BOREHOLE #76-5, #82-5a and #84-5b

W12A LANDFILL(Data from July 12, 1976 to Dec. 21, 1981 is from borehole #76-5. Borehole #76-5 was replaced by #82-5a in 1982. Data from Jan. 18, 1982 to Sept. 27, 1983 is from borehole #82-5a.

AVG 8.0 520 4 2.6 5.3 87 154 0.5 0.04 0.33 0.016 0.5 0.9 20 12 66 1.0 1.5 0.000 0.010 0.005 0.026 0.5 0.000 0.000 0.005 0.003 0.000 0.008 450 12 8.1

STD 0.3 73 6 12.8 4.1 23 33 1.5 0.07 0.72 0.030 4.1 1.5 7 3 16 2.6 1.3 0.000 0.012 0.003 0.007 0.1 0.000 0.001 0.011 0.004 0.001 0.010 49 2 0.7

# of samples 158 156 19 156 159 115 83 115 83 93 55 113 58 89 90 118 68 70 7 25 32 20 20 84 49 48 85 50 50 55 57 53

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC CYANIDE Al As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 12/Jul/76 7.8 310 4.0 8.5 25 0.100 0.050 0.19 0.05 0.05 3.20 20 14 17 3.42

2 26/Jul/76 7.9 350 2.0 9.5 9 0.300 0.080 0.18 0.04 0.02 4.60 21 14 27 3.32

3 18/Aug/76 7.8 434 3.0 7.5 42 0.600 0.140 0.14 0.04 0.03 7.00 40 4.90

4 23/Sep/76 8.0 2.0 5.5 64 0.100 0.180 0.20 0.02 0.00 0.80 59 4.64

5 25/Oct/76 8.1 540 0.0 5.5 72 5.100 0.220 0.41 0.08 0.05 0.79 65 3.62

6 18/Nov/76 8.0 590 0.0 3.5 72 0.100 0.150 0.31 0.02 1.90 0.38 64 2.42

7 15/Mar/77 8.0 560 3.0 3.5 82 2.300 0.060 0.19 0.02 0.04 0.37 63 2.30

8 26/Apr/77 7.8 560 3.0 3.0 75 0.250 0.15 0.01 0.05 0.51

9 13/Jul/77 8.2 560 2.0 3.5 76 0.050 0.50 78 3.10

10 18/Aug/77 7.7 561 1.0 5.0 81 0.060 0.37 0.04 0.04 0.55 88 3.62

11 27/Sep/77 8.1 550 1.0 3.5 78 0.030 0.28 0.03 0.02 0.38 38

12 26/Oct/77 8.1 598 80.0 2.5 66 0.000 0.36 63

13 24/Nov/77 8.2 559 0.0 3.0 71 0.040 0.22 0.18 0.04 0.37 80

14 19/Dec/77 7.9 575 0.0 5.0 78 0.030 0.27 0.03 0.04 0.57 67

15 17/Jan/78 7.7 478 5.5 4.0 76 0.700 0.030 0.25 0.01 0.06 0.32 79

16 8/Feb/78 8.0 570 0.0 4.0 74 9.800 0.030 0.35 0.04 0.07 0.50 74

17 1/Mar/78 7.9 620 0.0 2.5 38 0.200 0.000 0.03 0.01 0.07 0.28 65

18 4/Apr/78 7.9 600 0.0 3.5 36 0.700 0.040 0.09 0.01 0.09 0.39 28

19 3/May/78 7.1 642 0.0 3.0 45 0.700 0.020 0.03 0.01 0.10 0.53 60

20 5/Jun/78 7.6 640 4.5 3.5 36 0.500 0.030 0.25 0.01 0.10 0.25 21

21 11/Jul/78 7.9 605 5.0 3.5 60 0.500 0.000 0.12 0.01 0.08 0.70 40

22 15/Aug/78 7.9 605 0.0 3.5 74 0.300 0.000 0.07 0.01 0.06 0.28 60

23 12/Sep/78 8.0 580 1.0 3.5 74 1.000 0.030 0.19 0.02 0.05 0.27 59

24 24/Oct/78 7.8 580 1.0 3.5 104 0.500 0.060 0.14 0.01 0.10 0.37 54

25 7/Nov/78 8.1 610 0.0 3.5 103 0.400 0.040 0.15 0.01 0.04 0.37 69

26 13/Dec/78 8.1 600 0.0 3.0 61 0.900 0.030 0.15 0.01 0.08 0.37 40

27 10/Jan/79 8.2 530 0.0 3.5 49 1.200 0.030 0.04 0.03 0.23 0.72 40

28 13/Feb/79 7.9 0.0 3.5 47 1.300 0.030 0.03 0.01 0.06 0.25 40

29 19/Mar/79 8.1 0.0 3.0 40 2.000 0.030 0.06 0.02 0.11 0.40 31

30 11/Apr/79

31 5/Jun/79 7.8 0.0 3.5 57 1.600 0.090 0.02 0.01 0.18 0.15 32

32 19/Jun/79 7.9 615 0.0 3.5 70 2.700 0.090 0.60 0.01 0.11 0.96 37

33 23/Jul/79 8.1 639 0.0 4.5 56 1.000 0.140 0.35 0.00 0.20 0.38 31

34 1/Aug/79 8.1 560 0.0 3.5 57 11.400 0.530 0.65 0.01 0.30 0.39 36

35 27/Sep/79 8.1 585 0.0 4.0 2.200 0.070 0.04 0.01 0.27 0.46 31

36 29/Oct/79 8.0 560 0.0 3.0 56 3.200 0.150 0.06 0.07 0.25 74

37 15/Nov/79 570 0.800 0.040 34

38 10/Dec/79

39 2/Jan/80

40 5/Feb/80

41 25/Mar/80

42 29/Apr/80

43 27/May/80

44 10/Jun/80

45 23/Jul/80

46 13/Aug/80

47 25/Sep/80

48 14/Oct/80

49 19/Nov/80

50 9/Dec/80

51 12/Jan/81

52 25/Feb/81

53 9/Mar/81

54 1/Apr/81

55 11/May/81

56 8/Jun/81

57 22/Jul/81

58 18/Aug/81

59 29/Sep/81

NITROGEN AS N

Page 20: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-7

BOREHOLE #76-5, #82-5a and #84-5b

W12A LANDFILL(Data from July 12, 1976 to Dec. 21, 1981 is from borehole #76-5. Borehole #76-5 was replaced by #82-5a in 1982. Data from Jan. 18, 1982 to Sept. 27, 1983 is from borehole #82-5a.

AVG 8.0 520 4 2.6 5.3 87 154 0.5 0.04 0.33 0.016 0.5 0.9 20 12 66 1.0 1.5 0.000 0.010 0.005 0.026 0.5 0.000 0.000 0.005 0.003 0.000 0.008 450 12 8.1

STD 0.3 73 6 12.8 4.1 23 33 1.5 0.07 0.72 0.030 4.1 1.5 7 3 16 2.6 1.3 0.000 0.012 0.003 0.007 0.1 0.000 0.001 0.011 0.004 0.001 0.010 49 2 0.7

# of samples 158 156 19 156 159 115 83 115 83 93 55 113 58 89 90 118 68 70 7 25 32 20 20 84 49 48 85 50 50 55 57 53

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC CYANIDE Al As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

60 8/Oct/81

61 3/Nov/81

62 21/Dec/81

63 18/Jan/82

64 1/Feb/82

65 11/Mar/82

66 23/Mar/82 7.3 321 0.0 15.9

67 26/Apr/82 7.7 418 0.0 13.4

68 11/May/82 8.5 670 0.0 30.0

69 9/Jun/82 7.7 611 108.0 24.0 7.00 0.01 0.00 9.20

70 20/Jul/82 7.5 520 2.0 16.5

71 25/Aug/82 7.1 410 0.0 13.4

72 13/Sep/82 7.6 548 0.0 9.7

73 13/Oct/82 7.9 540 15.0 9.5 0.88 0.01 0.11 1.76

74 10/Nov/82 7.6 505 0.0 7.3

75 24/Jan/83 7.6 400 0.0 5.7

76 22/Feb/83 7.8 488 0.0 5.0

77 24/Mar/83 7.8 560 30.0 5.0

78 26/Apr/83 8.1 590 5.0 3.5

79 12/May/83 7.9 590 2.0 5.5

80 22/Jun/83 8.1 570 4.0 5.5

81 12/Jul/83 7.8 580 2.5 8.3

82 16/Aug/83 7.7 505 0.0 6.8

83 27/Sep/83 8.0 540 0.0 6.8

84 27/Feb/84 7.8 580 11.0 3.5

85 13/Jun/84

86 1/Nov/84 8.0 560 11.5 6.0

87 11/Feb/85 7.8 520 12.0 4.5

88 11/Jun/85 7.5 575 16.0 6.0

89 23/Oct/85 7.9 600 1.0 3.5

90 11/Feb/86 7.8 478 0.0 4.0

91 11/Jun/86 8.0 555 5.5 4.0

92 9/Feb/87 705 7.0 24.0

93 22/Jun/87 8.2 570 0.0 6.5

94 28/Oct/87 8.2 580 6.0 5.5

95 15/Feb/88 8.3 545 1.0 9.5

96 15/Jun/88 8.0 550 1.0 7.7

97 20/Oct/88 8.0 571 1.0 4.5

98 14/Feb/89 8.1 533 2.0 1.9

99 27/Jun/89

100 29/Oct/89 8.2 532 3.0 4.0

101 4/Feb/90 8.0 548 0.0 4.7 29 14

102 9/May/90

103 27/Jun/90 8.5 531 1.5 3.1 21 14

104 30/Sep/90 8.1 550 0.0 3.2 20 14

105 10/Mar/91 8.2 526 0.0 3.8 19 13

106 23/Jun/91 8.3 537 0.0 3.5 0.070 0.013 21 14 1.3 0.0000 0.000 0.005 0.001 0.002 0.027

107 20/Oct/91 8.1 380 0.0 5.7 0.008 0.017 0.018 0.0000 0.000 0.021 0.017 0.000 0.030

108 16/Feb/92 8.1 500 11.0 0.090 0.025 0.0000 0.000 0.013 0.003 0.000 0.026

109 14/Jun/92 8.2 490 3.0 1.0 0.022 0.007 0.0000 0.000 0.060 0.000 0.000 0.020

110 25/Nov/92 8.3 495 2.0 5.0 198 0.008 0.014 0.03 2 13 87 0.0000 0.000 0.021 0.002 0.000 0.033

111 27/Feb/93 8.2 520 3.0 8.0 84 182 0.005 0.009 0.07 69 16 94 0.022 0.0000 0.000 0.000 0.000 0.000 0.002

112 5/Jun/93 7.8 405 0.0 5.0 110 184 0.017 0.010 0.04 21 16 103 0.027 0.0000 0.000 0.005 0.000 0.000 0.005

113 22/Oct/93 8.1 530 0.0 7.0 97 176 0.018 0.008 0.11 21 16 71 0.043 0.0000 0.000 0.003 0.002 0.000 0.003

114 17/Feb/94 8.2 520 5.0 182 0.001 0.006 11 85 0.007 0.0000 0.000 0.000 0.000 0.000 0.002

115 29/Jun/94 8.4 461 0.0 6.0 76 184 0.020 0.007 0.18 17 13 84 0.025 0.0000 0.000 0.009 0.003 0.000 0.007

116 4/Oct/94 8.2 400 0.0 5.0 82 182 0.021 0.004 0.08 34 17 80 0.026 0.0000 0.000 0.004 0.000 0.000 0.019

117 21/Feb/95 8.3 513 0.0 6.8 76 186 0.005 0.004 0.07 21 16 49 0.009 0.0000 0.000 0.002 0.000 0.000 0.007

118 14/Jun/95 8.9 518 0.0 5.0 73 176 0.007 0.003 0.27 20 9 53 1.0 0.004 0.0000 0.000 0.007 0.000 0.000 0.002

Page 21: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-7

BOREHOLE #76-5, #82-5a and #84-5b

W12A LANDFILL(Data from July 12, 1976 to Dec. 21, 1981 is from borehole #76-5. Borehole #76-5 was replaced by #82-5a in 1982. Data from Jan. 18, 1982 to Sept. 27, 1983 is from borehole #82-5a.

AVG 8.0 520 4 2.6 5.3 87 154 0.5 0.04 0.33 0.016 0.5 0.9 20 12 66 1.0 1.5 0.000 0.010 0.005 0.026 0.5 0.000 0.000 0.005 0.003 0.000 0.008 450 12 8.1

STD 0.3 73 6 12.8 4.1 23 33 1.5 0.07 0.72 0.030 4.1 1.5 7 3 16 2.6 1.3 0.000 0.012 0.003 0.007 0.1 0.000 0.001 0.011 0.004 0.001 0.010 49 2 0.7

# of samples 158 156 19 156 159 115 83 115 83 93 55 113 58 89 90 118 68 70 7 25 32 20 20 84 49 48 85 50 50 55 57 53

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC CYANIDE Al As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

119 25/Oct/95 8.4 520 0.0 4.0 76 184 0.009 0.004 0.21 25 11 80 0.009 0.0000 0.000 0.002 0.000 0.000 0.000

120 19/Feb/96 8.4 518 0.0 5.0 87 178 0.009 0.004 0.34 22 12 69 0.027 0.0000 0.000 0.002 0.002 0.000 0.000

121 3/Jun/96 8.1 503 0.0 5.0 83 186 0.009 0.004 0.27 22 14 71 0.000 0.0000 0.000 0.002 0.000 0.005 0.000

122 29/Oct/96 8.3 481 0.0 10.0 77 180 0.009 0.004 0.20 36 22 54 0.000 0.0000 0.000 0.001 0.000 0.000 0.000

123 21/Apr/97 8.2 508 0.0 8.0 78 192 0.009 0.004 0.14 18 15 82 1.4 0.000 0.000 0.0000 0.000 0.001 0.000 0.000 0.000

124 14/Jun/97 8.5 403 0.0 11.0 68 192 0.002 0.006 0.10 37 19 56 0.9 0.000 0.003 0.007 0.0000 0.000 0.002 0.002 0.005 0.002

125 27/Oct/97 8.3 504 0.0 3.0 89 186 0.007 0.003 0.37 20 7 76 0.6 0.000 0.001 0.013 0.0000 0.000 0.000 0.001 0.000 0.001

126 27/Apr/98 8.2 491 6.0 3.9 77 186 0.010 0.003 0.60 25 14 77 0.9 0.015 0.001 0.0002 0.000 0.002 0.000 0.000 0.020

127 13/Jun/98 8.4 505 0.0 15.7 81 182 0.003 0.012 0.39 23 12 68 0.7 0.006 0.002 0.0003 0.000 0.001 0.001 0.000 0.001

128 6/Oct/98 8.2 496 0.0 3.3 84 168 0.002 0.001 0.47 20 14 84 0.8 0.001 0.006 0.0003 0.000 0.000 0.005 0.000 0.003

129 30/Apr/99 8.2 509 0.0 3.8 88 180 0.060 0.002 0.48 20 11 65 1.0 0.000 0.000 0.007 0.0000 0.000 0.009 0.000 0.013

130 14/Jun/99 8.4 507 0.0 3.3 69 170 0.050 0.006 0.40 25 12 73 1.0 0.000 0.004 0.007 0.0003 0.000 0.010 0.005 0.000 0.010

131 8/Oct/99 8.0 499 0.0 17.1 75 180 0.050 0.001 2.01 22 13 79 1.0 0.000 0.002 0.005 0.0000 0.003 0.024 0.000 0.000 0.010

132 23/May/00

133 20/Jun/00 8.0 531 0.0 14.5 89 162 0.097 0.004 0.04 22 14 79 0.7 0.000 0.000 0.008 0.0000 0.004 0.003 0.004 0.000 0.001

134 16/Oct/00 8.1 518 9.2 3.0 89 198 0.052 0.029 0.11 29 15 83 1.1 0.000 0.000 0.007 0.0000 0.004 0.008 0.002 0.000 0.008

135 5/May/01 8.3 506 0.0 3.4 79 183 0.021 0.09 0.19 26 15 86 4.31 0.0 0.000 0.043

136 28/Jun/01 8.5 467 0.0 3.4 99 150 0.061 0.005 0.38 0.03 0.04 0.93 28 19 79 4.22 0.6 0.0000 0.000 0.000 0.000 0.000 0.000 16 8.1

137 29/Oct/01 8.3 512 0.0 3.9 98 320 0.054 0.24 23 13 91 5.92 0.003 0.000 0.000

138 24/Apr/02 8.4 486 2.7 2.6 100 150 0.021 0.000 0.39 0.00 0.05 0.51 23 11 70 0.42 1.0 0.000 0.031 0.523 0.0000 0.000 0.006 0.002 0.000 0.000 512 11 8.1

139 5/Jul/02 8.3 513 9 0.0 2.7 98 182 0.035 0.006 0.32 0.00 0.00 0.83 25 12 86 9.17 1.4 0.000 0.038 0.561 0.0000 0.000 0.001 0.000 0.000 0.000 12 8.5

140 21/Oct/02 8.5 490 0.0 4.8 93 170 0.025 0.38 21 12 78 10.50 0.0 0.0000 0.000 560 12 7.7

141 14/May/03 7.1 563 0.0 3.1 94 116 0.145 18 11 67 <2.00 0.0016 0.000 495 14 7.8

142 3/Jul/03 8.0 506 <2 0.0 6.3 90 166 0.053 0.38 0.00 1.91 1.58 18 11 66 <2.00 1.0 0.005 0.024 0.299 0.0003 0.001 0.006 0.006 0.002 0.030 459 13 9.0

143 9/Oct/03 8.2 420 0.0 3.7 89 166 0.027 0.32 16 11 72 <2.00 1.4 0.0000 0.013 487.00 12 7.8

144 28/Apr/04 7.8 505 0.0 3.5 83 174 0.015 0.12 0.20 18 12 71 <2.00 0.8 0.0000 0.009 496 8

145 21/Jul/04 7.7 566 3 0.0 2.8 101 142 <0.002 <0.002 0.19 <0.0001 1.09 0.53 17 11 71 <2.00 1.5 0.006 0.000 0.500 0.0000 0.000 0.000 0.000 0.000 0.000 503 15 8.9

146 19/Oct/04 7.9 499 0.0 3.2 98 168 0.004 0.39 <0.06 16 10 61 <2.00 1.4 0.0000 0.000 428 9 6.1

147 2/May/05 5.9 597 <1 2.7 92 38 0.031 0.19 38.2 18 12 63 <2.00 7.1 <0.0002 <0.002 486 8

148 12/May/05 8.2 516 3.5 117 150 0.27 0.12 20 13 84 <2.00 1.2 441 11 8.3

149 23/Jun/05 8.2 491 2 1.0 3.3 107 162 0.005 0.14 <0.03 0.96 0.70 17 11 81 <2.00 1.0 0.008 0.021 0.490 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 389 17 8.1

150 11/Oct/05 8.0 509 <1 2.6 88 168 0.004 0.18 0.18 17 10 81 <2.00 2.0 <0.0002 <0.002 284 11

151 9/May/06 8.5 507 <1 2.5 85 148 0.012 0.33 0.13 17 11 65 <2.00 1.3 <0.0002 <0.002 503 13 7.5

152 11/Jul/06 8.2 513 2 <1 3.3 79 160 0.017 0.004 0.14 <0.03 0.13 0.50 17 11 69 <2.00 1.2 0.009 0.027 0.470 <0.0002 <0.002 <0.002 <0.002 <0.002 0.019 452 16 8.1

153 30/Oct/06 8.2 497 <1 3.3 86 152 0.003 0.27 <0.06 17 10 68 <2.00 1.3 <0.0002 <0.002 473 13 8.0

154 27/Apr/07 8.1 588 <1 2.6 81 164 0.006 0.40 <0.06 16 11 68 <2.00 1.5 <0.0002 0.001 492 12 7.3

155 5/Jun/07 8.2 553 <2 <1 4.3 88 152 0.009 0.005 0.18 <0.03 0.27 0.45 16 10 61 <2.00 3.0 0.005 0.029 0.450 <0.0002 <0.001 <0.001 0.006 <0.001 0.006 446 11

156 30/Aug/07 8.0 488 <2 <1 2.8 95 152 0.008 0.005 0.22 <0.03 0.09 0.56 16 10 64 <2.00 1.6 0.005 0.027 0.420 <0.0002 <0.001 <0.001 0.001 <0.001 0.011 489 13 5.7

157 22/Oct/07 8.0 519 <1 3.0 97 148 0.013 0.10 0.18 17 10 66 <2.00 1.3 <0.0002 0.001 391 14 7.5

158 10/Apr/08 8.0 280 <1 2.9 93 156 0.003 <0.10 0.12 19 10 71 <2.00 1.3 <0.0002 <0.001 502 10 8.5

159 11/Jun/08 8.2 544 <2 <1 3.1 101 158 0.017 0.008 <0.10 <0.03 0.16 1.13 18 10 70 <2.00 1.2 0.006 0.032 0.470 <0.0002 <0.001 <0.001 0.002 <0.001 0.007 399 17 8.2

160 10/Oct/08 8.0 473 <1 3.0 95 172 0.046 0.30 0.11 18 10 95 <2.00 0.7 <0.0002 0.005 461 14 8.3

161 16/Apr/09 7.9 429 <1 2.8 100 144 0.003 0.43 <0.06 16 9 71 <2.00 5.2 <0.0002 <0.001 379 11 8.1

162 12/Jun/09 8.1 445 <2 3.0 2.4 95 147 0.012 0.013 0.37 <0.03 0.20 0.52 18 10 66 <2.00 1.9 0.005 0.031 0.440 <0.0002 <0.001 <0.001 0.011 <0.001 0.005 463 14 7.8

163 8/Oct/09 8.1 383 <1 2.4 100 138 0.010 0.29 <0.06 16 10 71 <2.00 1.0 <0.0002 0.010 510 12 8.7

164 20/Apr/10 8.0 490 <1 3.8 100 146 0.015 0.19 0.08 18 10 68 <2.00 2.5 <0.0002 0.001 483 12 8.1

165 7/Jun/10 8.1 460 6 <1 3.9 104 138 0.010 0.006 0.33 <0.03 <0.06 0.66 16 9 73 <2.00 1.1 0.005 0.028 0.470 <0.0002 <0.001 <0.001 <0.001 <0.001 0.003 493 13 8.1

166 14/Oct/10 8.2 499 1.0 4.4 102 141 0.009 0.35 0.08 18 10 70 <2.00 1.7 <0.0002 0.009 375 12 7.2

167 29/Apr/11 8.1 500 <1 4.0 99 138 0.007 0.16 0.09 26 22 57 <2.00 1.5 <0.0002 0.011 476 9 7.7

168 9/Jun/11 8.2 420 4 <1 3.8 100 133 0.012 0.007 0.35 <0.03 <0.06 0.60 17 10 67 <2.00 1.2 0.006 0.028 0.480 <0.0002 <0.001 <0.001 0.009 <0.001 0.001 480 14 7.6

169 18/Oct/11 8.3 490 <1 3.9 112 134 0.006 0.34 <0.06 16 9 64 <2.00 1.6 <0.0002 0.002 420 11 7.7

170 17/Apr/12 8.2 950 <1 3.5 106 129 0.010 0.32 0.08 17 9 69 <2.00 1.1 <0.0002 0.010 420 10 8.2

171 4/Jun/12 8.2 480 3 <1 4.0 105 126 0.104 0.007 0.31 <0.03 <0.06 0.57 16 9 64 <2.00 1.7 0.005 0.028 0.490 <0.0002 <0.001 <0.001 0.009 <0.002 0.004 419 15 8.0

172 15/Oct/12 8.2 480 <1 4.3 112 127 0.014 0.35 <0.06 16 9 70 <2.00 <1.0 <0.0002 0.008 423 10 8.3

173 24/Apr/13 8.2 500 <1 3.6 107 133 0.011 0.32 <0.06 17 10 73 <2.00 1.9 <0.0002 0.009 422 8 7.9

174 20/Jun/13 8.3 490 5 <1 3.3 110 123 0.020 0.005 0.37 <0.03 <0.06 0.68 16 9 72 <2.00 1.1 0.005 0.024 0.467 <0.0002 <0.001 <0.001 0.007 <0.002 0.002 425 16 7.9

175 16/Oct/13 8.1 500 <1 4.0 108 128 0.014 0.33 <0.06 17 9 69 <2.00 <1.0 <0.0002 0.007 430 14 7.2

176 24/Apr/14 8.2 490 <1 4.3 110 128 0.012 0.39 <0.06 17 9 71 <2.00 3.0 <0.0002 0.008 433 11 8.0

177 24/Jun/14 8.3 470 9 <1 4.1 109 129 0.042 0.005 0.35 <0.03 <0.06 0.56 17 9 71 <2.00 1.6 0.006 0.026 0.429 <0.0002 0.002 <0.001 0.001 <0.002 0.003 431 13 8.5

Page 22: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-7

BOREHOLE #76-5, #82-5a and #84-5b

W12A LANDFILL(Data from July 12, 1976 to Dec. 21, 1981 is from borehole #76-5. Borehole #76-5 was replaced by #82-5a in 1982. Data from Jan. 18, 1982 to Sept. 27, 1983 is from borehole #82-5a.

AVG 8.0 520 4 2.6 5.3 87 154 0.5 0.04 0.33 0.016 0.5 0.9 20 12 66 1.0 1.5 0.000 0.010 0.005 0.026 0.5 0.000 0.000 0.005 0.003 0.000 0.008 450 12 8.1

STD 0.3 73 6 12.8 4.1 23 33 1.5 0.07 0.72 0.030 4.1 1.5 7 3 16 2.6 1.3 0.000 0.012 0.003 0.007 0.1 0.000 0.001 0.011 0.004 0.001 0.010 49 2 0.7

# of samples 158 156 19 156 159 115 83 115 83 93 55 113 58 89 90 118 68 70 7 25 32 20 20 84 49 48 85 50 50 55 57 53

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC CYANIDE Al As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

178 22/Oct/14 8.1 490 <1 4.1 108 124 0.009 0.33 0.09 16 9 70 <2.00 1.6 <0.0002 0.001 429 11 8.9

179 17/Apr/15 8.0 480 <1 4.1 109 124 0.009 0.35 <0.06 16 9 67 <2.00 2.0 <0.0002 0.001 454 12 8.7

180 15/Jun/15 8.1 490 <4 <1 3.0 100 120 <0.100 0.005 0.36 <0.010 <0.10 <0.50 17 9 74 0.78 1.1 0.006 0.025 0.460 <0.0001 <0.005 <0.001 <0.001 <0.0005 0.008 328 11 7.3

181 13/Oct/15 8.3 490 <1 4.0 108 128 0.030 0.32 <0.06 17 9 67 <2.00 3.6 <0.0002 0.009 500 10 8.7

182 20/Apr/16 8.1 480 2 3.0 113 122 0.036 0.36 <0.06 16 9 69 <2.00 <1.0 <0.0002 0.008 448 11 9.4

183 24/Jun/16 7.9 510 25 1 3.1 110 123 0.028 0.007 0.35 <0.03 <0.06 1.04 16 9 69 <2.00 7.3 0.006 0.026 0.500 <0.0002 <0.001 <0.001 0.009 <0.002 0.009 459 21 9.0

184 26/Oct/16 8.1 500 <1 2.9 111 121 0.029 0.34 <0.06 17 9 70 <2.00 2.0 <0.0002 0.008 452 12 9.0

185 27/Apr/17 8.1 500 <1 4.3 121 120 0.035 0.33 <0.40 16 9 70 <2.00 1.5 <0.0002 0.008 465 13 8.4

186 2/Jun/17 8.0 500 4 <1 3.7 116 125 0.040 0.005 0.26 0.04 <0.40 0.70 16 9 71 <2.00 1.5 0.006 0.026 0.450 <0.0002 <0.001 <0.001 0.008 <0.002 0.003 468 12 8.7

187 20/Oct/17 8.1 490 <1 4.5 118 119 0.030 0.30 <0.40 17 9 70 <2.00 1.5 <0.0002 0.009 469 12 7.6

188 13/Apr/18 8.3 480 <1 4.9 122 120 0.018 0.31 <0.40 16 9 73 <2.00 1.4 <0.0002 <0.001 474 8 9.3

189 11/Jun/18 8.1 500 11 <1 6.7 114 120 0.010 0.007 0.18 <0.03 <0.40 0.83 17 9 71 <2.00 1.8 0.006 0.031 0.439 <0.0002 0.001 <0.001 <0.001 <0.002 <0.002 468 13 9.4

190 4/Oct/18 8.2 500 <1 5.8 125 119 0.018 0.33 <0.40 17 9 74 <2.00 2.5 <0.0002 <0.001 505 12 7.9

191 25/Apr/19 8.3 490 <1 5.7 120 120 0.018 0.27 0.50 17 9 75 <2.00 1.5 <0.0002 <0.001 377 11 8.5

192 14/Jun/19 8.3 500 <2 <1 5.5 124 121 0.012 0.004 0.31 <0.03 <0.40 0.62 17 10 77 <2.00 <1.0 0.007 0.025 0.401 <0.0002 <0.001 <0.001 <0.001 <0.002 0.002 397 12 8.3

193 9/Oct/19 8.2 490 1 <4.0 117 124 0.080 0.19 <0.40 17 9 75 <2.00 2.2 <0.0002 0.002 410 12 8.5

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

Page 23: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-8

BOREHOLE #82-6

W12A LANDFILL

AVG 8.0 570 5 4.1 4.6 98 215 0.021 0.01 0.0 0.0 0.2 0.03 0.6 0.8 31 24 64 0.6 1.8 0.008 0.031 0.39 0.0001 0.0003 0.006 0.004 0.0003 0.009 458 13 8.0

STD 0.3 76 5 18.9 3.5 11 53 0.054 0.01 0.0 0.0 0.1 0.10 5.0 0.6 13 4 15 3.4 2.3 0.004 0.004 0.03 0.0008 0.0009 0.016 0.004 0.0013 0.013 113 4 1.7

# of samples 114 114 17 113 114 76 77 79 44 1 1 56 20 74 21 80 80 77 52 65 29 17 17 76 44 43 76 45 45 55 51 51

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY TOTAL FECAL NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (COUNT/ (COUNT/ (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

100 mls.) 100 mls.)

1 23/Mar/82 7.5 270 0.0 13.3

2 26/Apr/82 7.8 480 0.0 5.6

3 11/May/82 8.0 480 0.0 8.3

4 9/Jun/82 8.0 560 2.5 6.5 0.17 0.01 0.03 1.85

5 20/Jul/82 7.5 490 0.0 4.7

6 25/Aug/82 7.4 420 0.0 6.2

7 13/Sep/82 7.6 580 1.6 4.6

8 13/Oct/82 7.9 560 49 4.0 0.11 0.01 0.02 1.07

9 10/Nov/82 7.7 530 0.0 4.7

10 14/Dec/82 7.8 500 1.2 4.2

11 24/Jan/83 7.8 410 0.0 4.7

12 22/Feb/83 8.0 580 1.0 3.5

13 24/Mar/83 8.0 580 7.5 4.5

14 12/May/83 8.0 640 42 4.0

15 22/Jun/83 7.9 560 2.5 3.5

16 12/Jul/83 8.1 570 6.8 6.2

17 16/Aug/83 7.9 530 0.0 6.2

18 27/Sep/83 8.2 530 0.0 5.2

19 27/Feb/84 7.8 580 39.5 3.5 0 0

20 13/Jun/84 8.1 610 21.5 3.5

21 30/Oct/84 8.3 605 150 4.5

22 11/Feb/85 7.7 618 9.5 4.0

23 11/Jun/85 8.0 605 3.0 3.5

24 23/Oct/85 8.0 665 0.0 7.5

25 11/Feb/86 7.9 488 0.0 3.0

26 11/Jun/86 8.0 615 1.0 3.5

27 9/Feb/87 8.0 625 0.0 3.0

28 22/Jun/87 8.2 660 0.0 4.0

29 28/Oct/87 8.2 610 0.0 1.9

30 22/Feb/88 8.2 612 0.0 5.4

31 22/Jun/88

32 18/Oct/88

33 22/Feb/89

34 27/Jun/89

35 29/Oct/89 8.2 599 1.5 3.0

36 4/Feb/90

37 9/May/90 8.2 616 0.0 3.2

38 27/Jun/90 8.4 609 5.0 2.6 30 25

39 30/Sep/90 8.1 693 2.0 2.6 30 34

40 10/Mar/91

41 23/Jun/91 8.2 661 0.0 2.5 0.004 0.011 33 28 1.0 0.0000 0.000 0.003 0.002 0.001 0.024

42 20/Oct/91 7.9 450 0.0 5.3 0.007 0.015 0.0020 0.000 0.017 0.004 0.000 0.025

43 16/Feb/92

44 14/Jun/92 8.1 550 3.0 3.0 0.004 0.011 0.0000 0.000 0.040 0.000 0.000 0.010

45 26/Nov/92 8.2 560 7.0 3.0 214 0.004 0.014 0.11 13 25 82 0.0000 0.001 0.017 0.007 0.000 0.081

46 27/Feb/93 8.1 645 2.0 6.0 120 224 0.000 0.015 0.09 102 31 82 0.0000 0.000 0.001 0.002 0.000 0.004

47 5/Jun/93 7.7 475 0.0 7.0 110 224 0.063 0.023 0.05 46 32 86 0.0000 0.000 0.002 0.001 0.000 0.008

48 22/Oct/93 8.0 600 0.0 5.0 100 208 0.001 0.011 0.10 34 30 62 0.0000 0.000 0.003 0.000 0.000 0.007

49 17/Feb/94 7.8 680 0.0 8.0 130 224 0.000 0.011 0.15 43 25 77

50 29/Jun/94 8.3 532 0.0 5.0 96 214 0.003 0.011 0.03 34 28 71 0.0000 0.000 0.008 0.007 0.000 0.007

51 4/Oct/94 8.2 472 1.0 5.0 98 208 0.006 0.006 0.06 40 27 63 0.0000 0.000 0.003 0.000 0.000 0.023

52 21/Feb/95 8.2 597 0.0 5.4 100 220 0.004 0.006 0.19 32 30 44 0.0000 0.000 0.004 0.002 0.000 0.006

53 14/Jun/95 8.7 638 0.0 9.0 88 224 0.004 0.007 0.09 18 21 60 1.8 0.0000 0.000 0.004 0.000 0.000 0.002

54 25/Oct/95 8.2 602 0.0 6.0 97 222 0.002 0.005 0.15 32 26 62 0.0000 0.000 0.002 0.000 0.000 0.004

55 19/Feb/96 8.4 602 0.0 5.5 108 216 0.002 0.005 0.09 27 26 57 0.0000 0.000 0.003 0.000 0.000 0.005

56 3/Jun/96 8.2 628 0.0 10.0 107 222 0.000 0.005 0.23 47 28 69 0.0000 0.000 0.001 0.000 0.004 0.002

57 29/Oct/96 8.3 547 0.0 12.0 93 214 0.000 0.004 0.20 48 37 47 0.0000 0.000 0.000 0.000 0.000 0.000

58 24/Apr/97

59 14/Jun/97 8.4 592 0.0 5.0 92 234 0.002 0.010 0.06 41 32 59 0.7 0.004 0.0000 0.000 0.001 0.002 0.006 0.001

60 27/Oct/97 8.2 532 0.0 2.2 96 204 0.000 0.003 0.22 28 21 59 0.6 0.006 0.0001 0.000 0.000 0.002 0.000 0.001

61 27/Apr/98 8.6 994 20 10.4 98 300 0.000 0.000 0.47 31 27 169 6.3 0.000 0.0045 0.001 0.006 0.000 0.000 0.031

62 13/Jun/98 8.6 601 0.0 15.4 93 234 0.000 0.018 0.00 31 26 64 0.7 0.001 0.0002 0.000 0.001 0.001 0.001 0.014

63 6/Oct/98 8.2 601 6.5 3.1 105 234 0.002 0.003 0.30 31 26 68 0.8 0.006 0.0002 0.000 0.000 0.004 0.000 0.006

64 30/Apr/99 8.2 597 0.0 3.6 103 232 0.060 0.003 0.46 31 23 61 1.4 0.008 0.0000 0.000 0.017 0.000 0.013

65 14/Jun/99 8.3 596 0.0 2.8 81 218 0.040 0.006 0.30 29 25 65 0.8 0.007 0.0004 0.000 0.013 0.004 0.000 0.009

66 8/Oct/99 8.0 584 0.0 15.3 90 220 0.027 0.000 2.06 28 25 70 0.9 0.008 0.0000 0.003 0.026 0.001 0.000 0.009

67 23/May/00

68 20/Jun/00 8.2 652 0.0 29.9 128 226 0.056 0.003 0.03 31 29 91 0.5 0.007 0.0000 0.003 0.002 0.006 0.000 0.002

COLIFORMS NITROGEN AS N

Page 24: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-8

BOREHOLE #82-6

W12A LANDFILL

AVG 8.0 570 5 4.1 4.6 98 215 0.021 0.01 0.0 0.0 0.2 0.03 0.6 0.8 31 24 64 0.6 1.8 0.008 0.031 0.39 0.0001 0.0003 0.006 0.004 0.0003 0.009 458 13 8.0

STD 0.3 76 5 18.9 3.5 11 53 0.054 0.01 0.0 0.0 0.1 0.10 5.0 0.6 13 4 15 3.4 2.3 0.004 0.004 0.03 0.0008 0.0009 0.016 0.004 0.0013 0.013 113 4 1.7

# of samples 114 114 17 113 114 76 77 79 44 1 1 56 20 74 21 80 80 77 52 65 29 17 17 76 44 43 76 45 45 55 51 51

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY TOTAL FECAL NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (COUNT/ (COUNT/ (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

100 mls.) 100 mls.)

COLIFORMS NITROGEN AS N

69 20/Oct/00 8.1 512 31.7 3.1 115 224 0.041 0.017 1.26 35 27 72 1.0 0.007 0.0000 0.003 0.003 0.004 0.000 0.010

70 5/May/01 8.2 583 0.0 2.9 90 223 0.233 0.06 0.12 37 28 73 0.0 0.000 0.000 0.010

71 5/Jul/01 8.3 544 0.0 2.8 99 204 0.047 0.012 0.11 0.00 0.57 36 25 71 4.0 0.0000 0.000 0.000 0.000 0.000 0.000 14 8.0

72 30/Oct/01 8.2 621 0.0 3.7 117 280 0.023 0.14 34 25 78 4.63 0.000 0.000

73 26/Apr/02 7.6 577 1.6 1.9 117 216 0.023 0.000 0.16 0.00 0.08 0.39 35 25 75 0.64 0.7 0.012 0.018 0.407 0.0000 0.000 0.005 0.000 0.000 0.000

74 28/Jul/02 8.2 603 16 1.2 2.0 99 220 0.040 0.013 0.25 0.00 0.02 0.79 34 23 70 8.30 1.5 0.019 0.036 0.424 0.0000 0.000 0.004 0.000 0.000 0.003 15 6.3

75 22/Oct/02 8.2 572 0.0 4.8 99 232 0.035 0.17 34 27 69 10.30 0.0 0.0002 630 10 7.8

76 15/May/03 8.1 604 0.0 2.2 108 218 0.038 0.00 27 29 64 <2.00 0.9 0.0000 0.000 580 10 7.4

77 15/Jul/03 8.1 585 2 0.0 7.7 140 202 0.008 0.15 0.28 0.82 0.82 26 24 56 <2.00 0.7 0.010 0.030 0.455 0.0005 0.000 0.000 0.004 0.000 0.012 559 13 8.4

78 10/Oct/03 8.1 601 1.3 4.3 110 216 0.027 0.14 27 26 63 <2.00 1.1 0.0000 0.007 528 12 6.4

79 29/Apr/04 7.9 599 0.0 2.6 88 212 0.019 0.13 29 28 62 <2.00 0.8 0.0000 0.008 544 15 6.7

80 16/Aug/04 7.0 612 2 0.0 4.3 100 144 0.012 0.013 0.26 0.00 0.12 0.46 26 24 54 <2.00 1.4 0.0000 0.000 0.085 0.000 0.000 0.000 559 13 8.4

81 26/Oct/04 7.8 591 0.0 6.3 99 180 <0.002 0.23 <0.06 25 24 59 <2.00 1.9 0.0000 0.000 459 12 7.7

82 2/May/05 6.5 683 <1 2.3 97 114 0.013 0.22 33.10 28 26 55 <2.00 18 <0.0002 <0.002 570 9

83 12/May/05 8.1 587 2.6 100 216 0.15 <0.06 30 28 67 <2.00 0.9 493 11 6.9

84 23/Jun/05 8.1 578 <0.002 <1 2.5 113 224 0.003 0.012 0.22 <0.03 0.96 0.62 30 28 69 <2.00 2.0 0.011 0.029 0.400 <0.0002 <0.002 0.003 <0.002 <0.002 <0.004 452 17 7.9

85 13/Oct/05 8.0 595 <1 2.1 89 208 0.003 0.22 <0.06 26 23 59 <2.00 4.4 <0.0002 <0.002 317 11 7.7

86 10/May/06 8.1 576 <1 1.9 88 204 0.010 0.20 <0.06 25 22 60 <2.00 0.8 <0.0002 <0.002 560 14 7.9

87 10/Aug/06 7.9 582 <2 <1 2.4 81 210 0.005 0.017 0.14 <0.03 <0.06 0.84 28 25 60 <2.00 0.9 0.010 0.030 0.410 <0.0002 <0.002 <2.0 <0.002 <0.002 <0.004 511 13 7.7

88 30/Oct/06 8.0 582 <1 2.4 86 212 <0.002 0.17 <0.06 26 24 59 <2.00 1.1 <0.0002 <0.002 558 12 8.0

89 4/May/07 8.0 635 <1 2.1 89 228 0.005 0.27 <0.06 25 24 60 <2.00 2.7 0.0002 0.002 546 13 7.9

90 28/Jun/07 8.1 585 2 <1 1.9 84 216 0.003 0.017 0.26 0.17 <0.06 2.78 25 23 60 <2.00 0.6 0.009 0.033 0.410 <0.0002 <0.001 <0.001 0.002 <0.001 0.002 583 7.2

91 30/Aug/07 7.9 581 <2 <1 2.0 87 212 0.003 0.017 <0.10 <0.03 <0.06 0.32 26 24 57 <2.00 0.7 0.009 0.031 0.340 <0.0002 <0.001 <0.001 0.002 <0.001 0.005 610 14 5.5

92 22/Oct/07 7.9 617 <1 2.5 90 214 0.004 0.12 <0.06 26 25 58 <2.00 0.8 <0.0002 0.007 468 15 7.3

93 10/Apr/08 8.0 339 <1 2.7 89 218 0.003 0.16 <0.06 29 25 68 <2.00 1.1 <0.0002 0.002 577 7 8.3

94 27/Jun/08 7.9 361 8 5 2.3 90 182 0.017 0.023 0.24 <0.03 <0.06 0.64 23 20 59 <2.00 0.8 0.006 0.027 0.400 <0.0002 <0.001 <0.001 0.003 <0.001 0.001 551 19 8.4

95 17/Oct/08 7.7 558 <1 2.2 89 204 0.014 0.17 0.07 25 22 60 <2.00 1.3 <0.0002 0.002 533 14 8.2

96 27/Apr/09 7.9 493 5 2.2 87 218 <0.001 0.14 0.08 25 23 59 <2.00 5.2 <0.0002 0.013 241 16 7.7

97 26/Jun/09 7.8 473 4 <1 1.6 86 207 0.009 0.020 <0.10 <0.03 0.09 0.21 26 22 57 <2.00 1.0 0.010 0.033 0.380 <0.0002 <0.001 <0.001 0.003 <0.001 0.002 551 16 7.7

98 22/Oct/09 7.9 562 <1 3.4 90 208 0.032 0.19 0.14 25 21 60 <2.00 2.6 <0.0002 0.009 556 11 8.1

99 23/Apr/10 8.0 553 <1 3.1 88 204 0.007 0.18 <0.06 24 19 57 <2.00 1.4 <0.0002 0.002 499 11 7.9

100 22/Jun/10 8.0 566 2 1.0 3.0 92 208 0.003 0.014 0.23 <0.03 <0.06 0.70 25 21 63 <2.00 1.2 0.012 0.036 0.420 <0.0002 <0.001 0.001 0.002 <0.001 0.006 588 17 7.9

101 18/Oct/10 8.0 537 <1 3.7 98 195 0.003 0.28 0.10 25 21 58 <2.00 1.6 <0.0002 0.012 461 11 7.8

102 29/Apr/11 8.0 600 11 4.3 101 203 0.002 0.11 0.18 16 9 64 <2.00 1.0 <0.0002 0.014 454 10 8.0

103 29/Jun/11 8.0 520 3 <1 3.7 99 199 0.003 0.012 0.17 <0.01 <0.1 0.69 105 12 12 3.05 1.2 0.012 0.032 0.420 <0.0002 <0.001 0.003 0.012 <0.001 0.007 535 13 8.1

104 18/Oct/11 8.0 570 <1 3.3 106 193 0.005 0.17 0.15 27 21 59 <2.00 1.1 <0.0002 0.003 892 12 7.9

105 30/Apr/12 8.0 520 <1 3.3 93 190 0.005 0.14 <0.06 26 20 60 <2.00 1.7 <0.0002 0.013 457 9 8.2

106 28/Jun/12

107 15/Oct/12

108 22/Apr/13

109 20/Jun/13

110 22/Oct/13

111 28/Apr/14 8.1 550 <1 3.4 93 186 0.016 0.40 <0.06 25 19 61 <2.00 2.3 <0.0002 0.010 467 10 8.5

112 23/Jun/14 8.1 540 8 <1 3.8 95 189 0.006 0.017 0.19 <0.03 <0.06 0.86 25 19 61 <2.00 2.6 0.010 0.029 0.354 <0.0002 <0.001 0.002 0.002 <0.002 0.008 481 23 8.1

113 28/Oct/14 8.0 540 <1 3.6 91 180 0.009 0.12 <0.06 24 17 61 <2.00 1.9 <0.0002 0.003 487 14 9.0

114 17/Apr/15 7.8 560 <1 3.8 90 200 0.006 0.22 <0.06 28 20 59 2.36 2.7 <0.0001 0.003 503 16 8.3

115 23/Jun/15 7.7 550 18 <1 2.0 88 190 <0.100 0.034 0.18 <0.01 <0.10 0.26 25 19 63 1.00 0.9 0.009 0.029 0.380 <0.0001 <0.005 <0.001 <0.001 <0.001 0.015 395 13 7.7

116 14/Oct/15 8.0 560 <1 3.4 94 192 0.007 0.13 <0.06 26 20 58 <2.00 2.7 <0.0002 0.011 500 10 8.7

117 26/Apr/16 8.0 570 20.0 2.3 96 192 0.101 0.18 0.06 26 19 59 <2.00 2.3 <0.0002 0.012 503 9 1.3

119 1/Jun/16 7.9 540 6 <1 2.2 93 187 0.006 0.017 0.22 <0.03 <0.06 0.70 25 19 57 <2.00 1.9 0.010 0.030 0.367 <0.0002 <0.001 <0.001 0.001 <0.002 0.004 500 9 16.0

120 19/Oct/16 7.5 540 <1 2.5 94 179 0.006 <0.10 0.10 27 18 59 <2.00 1.7 <0.0002 0.002 528 13 9.0

121 27/Apr/17 7.8 570 <1 3.9 89 210 0.010 0.15 <0.40 31 21 55 <2.00 1.6 <0.0002 0.010 533 14 8.4

122 2/Jun/17 7.7 580 4 <1 3.7 80 218 0.054 0.020 0.13 <0.03 <0.40 0.60 36 22 54 <2.00 1.8 0.010 0.039 0.343 <0.0002 <0.001 <0.001 0.012 <0.002 0.008 542 11 8.0

123 20/Oct/17 7.9 560 <1 3.6 92 193 0.007 0.20 <0.40 28 19 60 <2.00 2.3 <0.0002 0.012 518 12 6.9

124 26/Apr/18 8.0 540 <1 4.6 103 188 0.005 0.15 <0.40 26 18 62 <2.00 1.0 <0.0002 <0.001 393 10 8.8

125 14/Jun/18 8.0 580 8 <1 5.0 95 634 0.010 0.022 0.17 0.04 <0.40 0.62 26 20 62 <2.00 1.8 0.011 0.033 0.381 <0.0002 0.001 0.002 0.001 <0.002 0.011 516 12 8.3

126 10/Oct/18 7.9 560 1.0 6.4 108 196 0.016 0.46 <0.40 27 20 65 <2.00 2.8 0.0002 0.002 581 13 7.7

127 24/Apr/19 8.1 560 <1 4.9 96 201 0.009 0.18 0.50 29 21 63 <2.00 3.7 <0.0002 0.003 444 11 8.2

128 14/Jun/19 8.0 570 <2 <1 4.8 100 195 0.005 0.013 0.18 <0.03 <0.40 0.47 26 21 65 <2.00 <1.0 0.011 0.033 0.332 <0.0002 <0.001 <0.001 0.003 <0.002 0.005 441 12 8.1

129 17/Oct/19 7.9 560 1.0 5.5 97 200 0.399 0.15 <0.40 27 21 65 <2.00 2.5 <0.0002 0.003 429 11 8.0

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

Well clogged, unable to collect sample

Well clogged, unable to collect sample

Well clogged, unable to collect sample

Well clogged, unable to collect sample

Well clogged, unable to collect sample

Page 25: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-9BOREHOLE #82-9 and 01-9aW12A LANDFILL(Data from Mar. 23, 1982 to Oct. 16, 2000 is from borehole #82-9. Borehole #82-9 was replaced by #01-9a in 2001. Boreholes are in approximately the same location and of the same depth.)

AVG 8.0 733 4 2 10 99 306 0.04 0.1 0.2 0.01 0.5 0.8 51 41 54 1.0 2.4 0.0 0.0 0.3 0.0 0.0 0.0 0.0 0.0 0.0 598.3 10.8 7.9

STD 0.2 142 6 8 15 55 39 0.07 0.1 0.1 0.03 5.1 1.0 49 7 13 3.6 3.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 74.6 1.2 0.8

# of samples 126 127 19 124 127 85 84 87 48 60 22 80 22 89 89 84 57 74 34 20 20 85 50 49 86 51 52 53 55 54

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 23/Mar/82 412 0.0 11.8

2 28/Apr/82 7.5 332 0.0 9.3

3 12/May/82 7.6 395 0.0 9.8

4 9/Jun/82 7.9 639 5.0 7.0 70

5 20/Jul/82 7.7 675 0.0 4.1

6 25/Aug/82 7.6 510 0.0 5.2

7 14/Sep/82 8.0 690 0.0 4.6

8 13/Oct/82 7.9 700 16.0 3.5 86 0.29 0.00 0.01 0.88

9 10/Nov/82 7.7 660 0.0 4.7

10 13/Dec/82 7.6 630 0.0 4.2

11 24/Jan/83 7.9 500 0.0 4.1

12 22/Feb/83 8.0 710 31.0 3.0

13 22/Mar/83 8.0 560 15.5 3.5

14 11/May/83 8.1 700 1.5 3.0

15 21/Jun/83 8.3 710 26.0 3.5

16 11/Jul/83 8.0 680 5.0 6.2

17 15/Aug/83 7.7 655 0.0 5.7

18 26/Sep/83 8.1 655 2.0 5.2

19 13/Feb/84 7.9 740 51.5 4.0

20 13/Jun/84 8.0 820 1.5 3.0

21 22/Oct/84 8.4 780 0.0 3.5

22 30/Oct/84 8.2 820 20.0 3.5

23 12/Feb/85 8.1 775 0.0 2.5

24 10/Jun/85 8.0 765 0.0 3.0

25 10/Feb/86 7.9 745 0.0 3.5

26 25/Jun/86 8.0 870 0.0 3.0

27 10/Feb/87 8.0 815 0.0 3.5

28 23/Jun/87 8.2 790 0.0 5.0

29 27/Oct/87 8.0 845 0.0 2.4

30 9/Feb/88 7.9 795 0.0 2.5

31 22/Jun/88 8.0 840 0.0 6.8

32 18/Oct/88 7.9 774 0.0 3.3

33 22/Feb/89 8.1 765 1.0 4.9

34 27/Jun/89 8.1 803 1.5 2.9

35 29/Oct/89 8.2 731 1.0 3.3

36 4/Feb/90 8.0 700 0.0 3.3 26 45

37 9/May/90

38 27/Jun/90 8.4 722 2.0 2.1 27 47

39 30/Sep/90 8.1 784 0.0 2.5 30 47

40 10/Mar/91 8.0 782 0.0 2.5 31 50 1.5

41 23/Jun/91 8.2 862 0.0 2.8 0.004 0.015 35 57 1.4 0.0000 0.000 0.003 0.002 0.002 0.020

42 20/Oct/91 8.0 670 0.0 6.2 0.065 0.014 0.0000 0.003 0.026 0.010 0.000 0.037

43 16/Feb/92 7.8 835 69.0 0.130 0.040 0.0000 0.000 0.028 0.005 0.000 0.049

44 14/Jun/92 8.0 690 3.0 0.000 0.020 0.0000 0.000 0.070 0.002 0.000 0.010

45 25/Nov/92 8.2 755 0.0 30.0 352 0.001 0.080 0.03 82 24 18 0.0000 0.000 0.017 0.002 0.000 0.038

46 27/Feb/93 7.8 910 0.0 51.0 95 350 0.001 0.230 0.20 249 32 21 0.0020 0.000 0.003 0.002 0.000 0.009

47 5/Jun/93 7.4 720 0.0 40.0 81 418 0.055 0.470 0.23 145 32 25 0.0000 0.000 0.004 0.003 0.000 0.009

48 22/Oct/93 7.5 760 0.0 19.0 92 322 0.006 0.103 0.13 86 29 47 0.0000 0.000 0.004 0.001 0.000 0.007

49 17/Feb/94 7.9 880 0.0 29.0 120 312 0.000 0.100 0.11 80 33 61 0.0000 0.000 0.000 0.000 0.000 0.030

50 29/Jun/94 8.1 840 0.0 33.0 110 344 0.004 0.240 0.44 102 35 39 0.0000 0.000 0.003 0.000 0.000 0.005

51 4/Oct/94 8.0 605 2 13.0 97 298 0.009 0.100 0.42 68 32 49 0.0000 0.000 0.005 0.000 0.000 0.029

NITROGEN AS N

Page 26: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-9BOREHOLE #82-9 and 01-9aW12A LANDFILL(Data from Mar. 23, 1982 to Oct. 16, 2000 is from borehole #82-9. Borehole #82-9 was replaced by #01-9a in 2001. Boreholes are in approximately the same location and of the same depth.)

AVG 8.0 733 4 2 10 99 306 0.04 0.1 0.2 0.01 0.5 0.8 51 41 54 1.0 2.4 0.0 0.0 0.3 0.0 0.0 0.0 0.0 0.0 0.0 598.3 10.8 7.9

STD 0.2 142 6 8 15 55 39 0.07 0.1 0.1 0.03 5.1 1.0 49 7 13 3.6 3.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 74.6 1.2 0.8

# of samples 126 127 19 124 127 85 84 87 48 60 22 80 22 89 89 84 57 74 34 20 20 85 50 49 86 51 52 53 55 54

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

52 21/Feb/95 8.0 995 0.0 33.5 130 348 0.001 0.057 0.10 105 44 21 0.0000 0.000 0.004 0.001 0.000 0.009

53 15/Jun/95 8.4 1,048 0.0 20.0 100 346 0.003 0.190 0.07 110 26 32 7.4 0.0000 0.000 0.035 0.000 0.000 0.012

54 27/Oct/95 7.9 813 0.0 11.0 114 324 0.003 0.018 0.14 73 27 58 0.0000 0.000 0.002 0.000 0.000 0.008

55 19/Feb/96 8.1 660 0.0 35.5 69 210 0.009 0.150 0.74 96 32 15 0.0000 0.000 0.004 0.000 0.000 0.006

56 3/Jun/96 8.0 1,001 0.0 59.5 146 314 0.000 0.013 0.14 93 41 41 0.0000 0.000 0.007 0.000 0.004 0.004

57 29/Oct/96 8.0 881 0.0 41.0 160 302 0.000 0.009 0.14 88 46 50 0.0000 0.000 0.002 0.000 0.000 0.020

58 24/Apr/97 7.8 1,315 0.0 33.0 162 364 0.001 0.000 0.56 139 40 30 7.1 0.000 0.0000 0.000 0.002 0.000 0.000 0.002

59 14/Jun/97 8.0 1,045 0.0 20.0 118 386 0.002 0.200 0.06 147 39 22 5.9 0.000 0.0000 0.000 0.005 0.002 0.002 0.001

60 27/Oct/97 7.8 1,006 0.0 43.5 173 356 0.000 0.080 0.37 106 34 55 4.7 0.007 0.0001 0.000 0.000 0.000 0.000 0.008

61 27/Apr/98 7.9 1,400 2.0 13.8 165 452 0.000 0.005 0.57 191 51 39 5.0 0.001 0.0011 0.000 0.007 0.000 0.000 0.112

62 13/Jun/98 8.6 912 0.0 31.0 135 354 0.000 0.039 0.37 81 39 53 2.1 0.000 0.0006 0.000 0.002 0.001 0.000 0.023

63 6/Oct/98 8.0 837 0.0 4.3 145 332 0.002 0.062 0.32 50 46 68 1.3 0.000 0.0007 0.000 0.000 0.004 0.000 0.019

64 30/Apr/99 8.1 1,063 1.9 103.5 174 280 0.070 0.001 0.42 128 30 27 7.3 0.002 0.0000 0.000 0.010 0.000 0.011

65 14/Jun/99 8.1 857 0.0 13.7 115 316 0.012 0.006 0.35 66 51 62 2.0 0.007 0.0005 0.000 0.013 0.005 0.000 0.009

66 8/Oct/99 7.9 845 0.0 14.5 129 342 0.027 0.006 2.04 39 59 72 0.9 0.002 0.0000 0.003 0.023 0.003 0.000 0.007

67 23/May/00 8.0 967 0.0 43.7 161 408 0.011 0.003 0.26 263 72 83 6.7 0.000 0.0000 0.000 0.002 0.007 0.000 0.002

68 19/Jun/00 7.9 800 8.6 25.6 44 332 0.131 0.002 0.13 149 33 22 9.9 0.000 0.0000 0.004 0.005 0.007 0.000 0.003

69 16/Oct/00 7.7 839 6.1 25.4 73 362 0.066 0.105 0.23 107 25 26 9.2 0.000 0.0000 0.003 0.007 0.004 0.000 0.022

70 5/May/01 8.0 813 0.0 19.5 99 320 0.033 0.09 0.14 78 41 61 2.5 0.000 0.000 0.017

71 26/Jun/01 8.1 787 0.0 10.3 535 312 0.055 0.041 0.12 0.00 0.05 0.88 66 42 67 2.4 0.0000 0.000 0.000 0.000 0.000 0.000 12 7.6

72 15/Oct/01 8.1 708 0.0 3.9 127 290 0.037 0.22 48 39 58 9.21 1.6 0.000 0.000 10 7.7

73 25/Apr/02 8.5 664 0 2.8 2.8 127 254 0.030 0.000 0.25 0.00 0.21 5.57 44 36 66 3.25 1.5 0.000 0.026 0.253 0.0000 0.000 0.010 0.006 0.000 0.002 619 9 7.9

74 24/Jul/02 8.2 624 18 0.0 2.3 78 280 0.054 0.018 0.31 0.00 0.00 0.76 32 36 61 2.54 2.4 0.000 0.022 0.309 0.0004 0.000 0.017 0.000 0.002 0.012 12 8.2

75 16/Oct/02 8.2 639 0.0 4.3 81 290 0.053 0.19 43 45 70 6.25 1.7 0.0000 0.000 0.000 10 7.9

76 30/Apr/03 7.0 720 <1.00 4.0 92 272 0.059 0.19 27 38 61 2.02 1.6 0.0000 0.003 632 10 6.5

77 15/Jul/03 8.1 654 <2 0.0 4.9 147 372 0.020 0.15 0.08 0.03 0.45 23 39 54 <2 1.1 0.007 0.022 0.354 0.0005 0.000 0.000 0.009 0.002 0.014 582 12 8.2

78 22/Oct/03 8.1 671 0.0 3.7 56 270 0.031 0.21 21 37 56 1.38 1.2 0.0000 0.006 554 9 7.9

79 27/Apr/04 7.6 661 0.0 3.2 74 252 0.021 0.16 24 43 61 <2.0 1.1 0.0000 0.006 632 10 6.5

80 9/Aug/04 7.9 668 0.0 3.9 77 284 0.016 0.17 <0.0001 0.08 1.02 23 42 55 <2.0 1.3 0.010 0.02 0.350 0.0000 0.000 0.011 0.005 0.000 0.010 509 13

81 21/Oct/04 7.8 663 0.0 2.9 81 272 0.005 0.16 <0.06 23 41 53 <2.0 1.5 0.0000 0.000 500 10 7.3

82 28/Apr/05 6.7 751 1.0 2.9 86 358 0.022 0.26 32 22 41 55 <2.0 19.6 <0.0002 <0.002 616 9 6.4

83 11/May/05 8.1 657 3.1 85 270 0.18 <0.06 21 40 60 <2.0 1.2 485 11 7.4

84 6/Jul/05 8.2 653 3 <1 4.3 92 275 0.090 0.008 0.14 <0.03 0.24 0.47 23 42 58 <2.0 2.0 0.011 0.02 0.270 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 449 12

85 13/Oct/05 8.0 667 <1 2.5 83 258 0.006 0.20 <0.06 22 39 52 <2.0 2.6 <0.0002 <0.002 363 11 6.7

86 2/May/06 8.0 667 <1 2.3 76 278 0.006 0.10 <0.06 23 41 54 <2 4.4 <0.0002 <0.002 590 13 7.7

87 20/Jun/06 8.0 671 6 <1 2.8 72 268 0.004 0.009 0.27 <0.03 <0.09 0.86 22 39 52 <2.0 3.0 0.012 0.024 0.320 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 617 14 7.9

88 2/Oct/06 8.0 669 <1 3.9 72 282 0.005 0.15 0.19 22 40 59 <2.0 1.3 <0.0002 <0.002 561 11 7.9

89 4/Apr/07 7.5 631 <1 2.5 85 270 0.006 0.17 <0.06 22 42 54 <2.0 1.3 <0.0002 <0.001 688 9 7.6

90 7/Jun/07 8.1 704 <2 <1 2.3 81 282 0.004 0.008 0.20 <0.06 0.19 0.69 21 40 54 <2.0 2.2 0.014 0.031 0.330 <0.0002 <0.001 <0.001 0.007 <0.001 0.004 579 15 7.9

91 22/Aug/07 7.9 675 3 <1 2.8 84 284 0.009 0.008 0.12 <0.03 <0.06 0.44 22 42 56 <2.0 1.2 0.014 0.030 0.350 <0.0002 <0.001 0.001 0.002 <0.001 0.015 666

92 23/Oct/07 7.9 741 <1 6.1 88 280 0.004 0.19 <0.06 21 41 55 <2.0 1.1 <0.0002 0.008 555 10 7.4

93 9/Apr/08 8.0 558 <1 3.5 90 284 0.017 0.17 <0.06 25 44 64 <2.0 1.3 <0.0002 0.002 678 4.8

94 12/Jun/08 7.9 719 22 7.0 2.6 89 282 0.011 0.008 0.28 <0.03 <0.06 0.62 23 41 60 <2.0 0.9 0.012 0.035 0.320 <0.0002 <0.001 <0.001 0.002 <0.001 0.005 671 13 8.1

95 7/Oct/08 8.0 678 <1 2.5 88 258 0.013 0.39 <0.06 23 42 62 <2.0 2.7 <0.0002 0.003 641 11 8.2

96 21/Apr/09 7.9 580 <1 2.5 87 300 0.002 0.21 <0.06 23 43 60 <2.0 8.5 <0.0002 0.002

97 22/Jun/09 8.0 612 3 <1 2.4 90 308 0.009 0.008 0.32 <0.03 <0.06 0.48 22 40 51 <2.0 1.4 0.014 0.033 0.320 <0.0002 <0.001 0.015 0.017 <0.001 0.021 655 12 7.8

98 8/Oct/09 7.4 559 <1 2.1 89 300 0.007 0.23 <0.06 23 45 63 <2.0 1.0 <0.0002 0.017 707 11 8.1

99 22/Apr/10 8.0 730 <1 3.6 91 311 0.004 0.21 <0.06 22 42 59 2.2 0.4 <0.0002 0.003 717 11 7.7

100 8/Jun/10 7.9 683 3 <1 3.6 88 313 0.004 0.010 0.26 <0.03 <0.06 0.65 24 45 65 <2.0 1.0 0.014 0.036 0.330 <0.0002 <0.001 <0.001 0.003 <0.001 0.009 718 11 8.2

101 18/Oct/10 8.0 709 <1 4.1 91 315 0.005 0.30 <0.06 24 44 58 <2.0 1.2 <0.0002 0.016 561 10 8.2

102 27/Apr/11 8.1 700 <1 3.7 87 308 0.003 0.16 0.22 22 42 56 <2.0 1.3 <0.0002 0.020 534 10 7.7

Page 27: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-9BOREHOLE #82-9 and 01-9aW12A LANDFILL(Data from Mar. 23, 1982 to Oct. 16, 2000 is from borehole #82-9. Borehole #82-9 was replaced by #01-9a in 2001. Boreholes are in approximately the same location and of the same depth.)

AVG 8.0 733 4 2 10 99 306 0.04 0.1 0.2 0.01 0.5 0.8 51 41 54 1.0 2.4 0.0 0.0 0.3 0.0 0.0 0.0 0.0 0.0 0.0 598.3 10.8 7.9

STD 0.2 142 6 8 15 55 39 0.07 0.1 0.1 0.03 5.1 1.0 49 7 13 3.6 3.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 74.6 1.2 0.8

# of samples 126 127 19 124 127 85 84 87 48 60 22 80 22 89 89 84 57 74 34 20 20 85 50 49 86 51 52 53 55 54

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

103 2/Jun/11 8.0 670 3 <1 3.8 29 305 0.005 0.007 0.23 <0.03 <0.06 0.74 24 45 60 2.0 1.3 0.013 0.040 0.310 <0.0002 <0.001 <0.001 0.017 <0.001 0.020 657 12 7.9

104 20/Oct/11 8.1 740 <1 4.0 85 305 0.004 0.25 <0.06 24 46 59 <2.0 0.5 <0.0002 0.003 607 10 7.7

105 23/Apr/12 8.0 680 <1 3.8 81 303 0.005 0.24 <0.06 25 45 60 <2.0 0.9 <0.0002 0.020 459 9 7.9

106 5/Jun/12 8.0 680 4 <1 3.8 80 283 0.004 0.007 0.22 <0.03 <0.06 0.54 24 44 57 <2.0 2.1 0.013 0.038 0.330 <0.0002 <0.001 <0.001 0.016 <0.002 0.003 605 12 8.1

107 16/Oct/12 7.8 710 <1 4.0 83 306 0.008 0.21 <0.06 23 45 60 <2.0 <1.0 <0.0002 0.015 599 9 8.2

108 22/Apr/13 8.0 700 <1 3.4 83 305 0.003 0.23 <0.06 24 45 60 2.4 1.1 <0.0002 0.014 598 10 8.1

109 3/Jun/13 7.9 670 3 1 3.3 80 298 0.006 0.007 0.29 <0.03 <0.06 0.53 23 45 61 2.3 <1.0 0.013 0.036 0.322 <0.0002 <0.001 <0.001 0.016 <0.002 0.005 596 11 8.3

110 9/Oct/13 8.0 690 <1 3.9 83 296 0.004 0.29 <0.06 24 45 57 <2.0 <1.0 <0.0002 0.016 598 11 8.0

111 16/Apr/14 7.8 790 <1 6.7 79 352 0.004 0.22 <0.06 40 44 54 14.5 3.2 <0.0002 0.015 688 10 8.4

112 2/Jun/14 7.9 700 4 <1 4.4 78 298 0.004 0.010 0.22 <0.03 <0.06 0.53 28 41 58 6.1 1.0 0.014 0.037 0.327 <0.0002 <0.001 <0.001 0.003 <0.002 0.004 607 13 8.3

113 14/Oct/14 7.9 670 1 3.7 77 290 0.005 0.19 <0.06 24 41 57 2.4 <1.0 <0.0002 0.004 584 12 8.7

114 14/Apr/15 7.9 660 <1 4.1 76 288 0.004 0.22 0.10 23 42 56 <2.0 <1.0 <0.0002 0.017 618 11 8.4

115 10/Jun/15 8.2 670 <4 <1 3.0 71 280 <0.100 0.009 0.23 <0.10 <0.01 0.24 22 39 59 1.6 0.9 0.014 0.032 0.320 <0.0001 <0.005 0.001 <0.001 <0.0005 0.012 449 11 7.7

116 5/Oct/15 8.0 660 <1 3.6 74 293 0.005 0.26 <0.06 22 41 57 <2.0 1.1 <0.0002 0.015 609 11 8.6

117 6/Apr/16 7.8 670 <1 2.8 76 287 0.160 0.27 <0.06 22 41 56 <2.0 <1.0 <0.0020 0.003 611 9 9.1

118 21/Jun/16 7.9 680 5 <1 2.7 75 282 0.174 0.008 0.29 <0.03 <0.06 0.50 22 41 56 <2.0 1.0 0.016 0.035 0.313 <0.0002 <0.001 <0.001 0.003 <0.002 0.003 595 9 11.2

119 7/Oct/16 7.8 670 <1 2.6 74 284 0.198 0.26 <0.06 23 42 57 <2.0 1.9 0.0003 0.004 607 12 9.4

120 3/Apr/17 7.9 650 <1 4.8 79 281 0.219 0.26 <0.40 23 41 58 <2.0 1.4 <0.0002 0.004 630 10 7.5

121 6/Jun/17 7.9 680 <2 <1 4.0 86 284 0.016 0.007 0.20 0.04 <0.40 0.61 21 40 58 <2.0 1.1 0.017 0.035 0.333 <0.0002 <0.001 <0.001 0.015 <0.002 <0.002 625 11 8.7

122 7/Oct/17 8.0 670 <1 2.9 75 279 0.213 0.24 <0.40 22 40 58 <2.0 <1.0 <0.0002 0.015 628 11 7.9

123 3/Apr/18 8.0 660 <1 3.1 83 280 0.216 0.22 <0.40 22 40 61 <2.0 <1.0 0.0002 0.001 629 9 9.2

124 4/Jun/18 8.0 680 4 <1 <4.0 78 280 0.192 0.006 0.31 <0.03 <0.40 0.61 22 41 63 <2.0 1.2 0.017 0.035 0.339 <0.0002 <0.001 <0.001 <0.001 <0.002 <0.002 623 10 8.9

125 1/Oct/18 8.0 670 <1 <4.0 85 283 0.196 0.24 <0.40 22 41 63 <2.0 2.1 <0.0002 0.003 668 11 7.9

126 2/Apr/19 8.0 660 <1 5.8 82 281 0.142 0.24 <0.40 22 41 63 <2.0 2.0 <0.0002 0.004 491 9 7.8

127 3/Jun/19 8.0 660 <2 <1 5.6 77 279 0.143 0.007 0.17 <0.03 <0.40 0.47 22 41 63 <2.0 <1.0 0.015 0.035 0.325 <0.0002 <0.001 <0.001 0.004 <0.002 0.002 740 10 7.8

128 7/Oct/19 8.0 630 1.0 4.9 78 285 0.392 0.24 <0.40 22 41 64 <2.0 1.6 <0.0002 0.004 512 11 8.0

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

Page 28: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-10

BOREHOLE 92-1

W12A LANDFILL

AVG 8.0 2,610 8 1 23.6 1,240 456 0.01 0.02 0.6 0.0 0.0 1.1 116 305 141 5.2 2 12 15.3 6.6 0.0 0.0 5.1 0.0 0.0 0.0 1,660 6.6

STD

# of samples 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (ug/L) (ug/L) (MG/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (uS/cm) (oC)

1 24/Nov/04 8.0 2,610 8 1 23.6 1,240 456 0.0117 0.0173 0.57 <0.03 <0.06 1.1 116 305 141 5.15 2 12 15.3 6.55 <0.2 <2.0 5.1 <2.0 <2.0 <4.0 1,660 6.6

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 29: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-11

BOREHOLE 92-2

W12A LANDFILL

AVG 7.8 412 4 10 120 240 0.00 0.00 0.1 0.01 0.1 49.3 18.1 64.1 1.7 12 0.004 0.3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 460 8.0

STD

# of samples 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

DATE PH COND- TDS BOD COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (MG/L) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 13/Sep/92 7.8 412 4 10 120 240 <0.02 <0.02 0.1 0.01 0.11 49.3 18.1 64.1 1.69 12 0.004 0.28 <0.02 <0.005 <0.02 <0.02 <0.02 <0.001 <0.01 460 8.0

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 30: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-12

BOREHOLE 92-3

W12A LANDFILL

AVG 8.0 630 3 3.5 13 144 219 0.01 0.02 0.2 0.00 0.2 0.4 32.5 19.9 97.5 4.3 3.6 4 74 0.8 0.0 0.0 2.3 0.0 0.0 2.4 508 6.4 7.8

STD 0.3 34 0.5 3 4 13 0.0 0.0 0.0 0.2 0.0 11.2 2.3 6.6 0.2 1.7 0 16 0.0 0.0 0.0 0.0 0.0 0.0 0.0 113 0 0

# of samples 2 2 1 2 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (ug/L) (ug/L) (MG/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (uS/cm) (oC)

1 15/Sep/92 7.7 664 3 16 140 232 <0.02 0.02 0.39 0.01 0.41 43.6 22.2 90.9 4.56 5.3 4 90 <0.02 <5 <20 <20 <20 <1 <10 620 7.8

2 24/Nov/04 8.3 596 3 4 10 147 206 0.02 0.01 <0.10 <0.03 0.34 0.39 21.3 17.6 104 4.12 1.9 4 57 1.68 <0.2 <2.0 4.6 <2.0 <2.0 4.7 395 6

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 31: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-13

BOREHOLE 92-4

W12A LANDFILL

AVG 7.5 1,100 3 0.5 27 321 389 0.0 0.07 0.12 0.0 0.1 0.8 122 89.9 21.3 5.1 4.3 5 59 0.2 0.0 0.0 3.4 0.0 4 3 955 7.9 7.4

STD 0 130 0 4 71 1 0.0 0.01 0.0 0.0 0.3 21 1.2 2.5 1.1 2.1 0 11 0.1 0.0 0.0 0.0 0.0 0 0 66

# of samples 2 2 1 2 2 2 2 2 2 2 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (ug/L) (ug/L) (MG/L) (ug/L) (ug/L) (ug/L) (mg/L) (ug/L) (ug/L) (uS/cm) (oC)

1 15/Sep/92 7.5 970 <2 31 250 388 <0.02 0.08 0.24 0.04 1.09 101 88.7 18.8 3.94 6.4 10 70 0.31 <5 <20 <20<0.020 8 <10 1,020 7.4

2 24/Nov/04 7.6 1,230 3 1 22 392 390 0.01 0.06 <0.10 <0.03 0.06 0.47 143 91.1 23.8 6.19 2.2 <2 47 0.09 <0.2 <2.0 6.8 0.003 <2.0 6 889 8

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 32: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-14

BOREHOLE 92-6

W12A LANDFILL

AVG 7.3 2,316 0.3 357 208 412 0.13 0.15 4.3 202 69.1 150 10.4 4.9 0.0002 0.000 1,636 12.3 7.3

STD 0.3 198 0.7 72 33 37 0.15 0.03 12.5 23 4.4 11 3.5 5.7 0.0002 0.002 416 1.7 0.3

# of samples 8 8 7 12 12 8 7 7 8 8 8 8 7 7 7 7 5 7 7

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 3/Jul/01 7.8 2,090 0 447 231 422 0.062 0.11 0.41 234 68 145 12.20 1.5 0.0002 0.000 12 7.0

2 25/Feb/02 7.5 2,240 496 177 368 0.02 241 71 170

3 25/Jul/02 7.6 1,989 0 477 177 418 0.056 0.17 0.01 212 71 159 18.22 1.8 0.0005 0.000 11 7.3

4 16/Jul/03 7.3 2,230 2 381 124 442 0.418 0.15 0.12 203 59 130 8.00 2.3 0.0000 0.004 1,623 11 7.3

5 16/Aug/04 7.4 2,430 0 342 193 422 0.297 0.20 0.38 180 68 149 9.19 2.6 0.0003 0.002 1,077 14 7.1

17/Sep/04 301 210

17/Sep/04 298 220

17/Sep/04 298 236

17/Sep/04 298 238

6 26/Oct/04 7.1 2,470 0 300 210 446 0.017 0.19 <0.6 178 67 155 8.18 2.2 0.0005 0.000 1,842 12 7.2

7 29/Apr/05 6.8 2,590 <1 310 240 334 0.013 0.21 33.8 182 72 150 8.34 18.7 <0.0002 0.003 2,290 11 7.6

8 18/Jul/05 7.3 2,490 <1 339 237 442 0.017 <0.10 <0.06 189 76 145 8.69 5.0 <0.0002 <0.002 1,350 16 7.9

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 33: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-15

BOREHOLE 92-7

W12A LANDFILL

AVG 8.3 565 4 0 4.1 160 208 0.03 0.01 0.13 0.0 0.06 0.3 35.2 27.4 72.5 0.0 2 3 54.1 0.4 0.0 0.0 3.2 0.0 0.0 0.0 384 7.2

STD

# of samples 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (ug/L) (ug/L) (MG/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (uS/cm) (oC)

1 24/Nov/04 8.3 565 4 <1 4.1 160 208 0.025 0.01 0.13 <0.03 0.06 0.55 35.2 27.4 72.5 <2.0 2 3 54.1 0.43 <0.2 <2.0 3.2 <2.0 <2.0 <4.0 384 7.2

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 34: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-16

BOREHOLE #92-8

W12A LANDFILL

AVG 7.8 456 5 0.4 6 13.1 240 222.2 0.43 0.03 0.18 0.00 0.05 0.67 61 16 16 0.6 2.3 0.1 0.002 0.324 0.124 0.000 0.001 0.007 0.004 0.001 0.010 317 14 8.0

STD 0.3 48 1.7 11 12.0 26 73.5 0.8 0.03 0.04 0.00 0.10 0.01 12.3 12.0 4.5 0.6 0.6 0.3 0.002 0.233 0.085 0.002 0.003 0.009 0.006 0.003 0.025 159.1 2.5 1.6

# of samples 27 27 1 27 27 27.0 27 25 27 10 18 3 24 2 27 27 27 19 24 9 7 7 7 27 11 11 27 11 11 18 18 19

DATE PH COND- COD PHENOLS Cl SO4 ALKALINITY HARDNESS Fe Mn Ca Mg Na K DOC Al As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 11/Sep/92 7.7 417 <2 1 22.0 244 200 1.070 0.030 0.29 0.02 0.67 54 16 16 2 4.1 0.080 0.006 0.170 0.060 0.0000 0.000 0.000 0.000 0.002 0.000 460 7.8

2 17/Dec/93 7.8 436 1.0 2 14.0 207 245 2.850 0.106 0.13 71 17 16 0.986 0.0075 0.010 0.032 0.023 0.009 0.085

3 18/Feb/94 7.9 440 0.0 3 18.0 220 200 0.004 0.018 0.00 57 14 28 0.004 0.0000 0.000 0.000 0.000 0.000 0.000

4 3/Nov/94

5 16/Jun/95 8.7 428 0.0 8 20.0 212 114 0.000 0.012 30 10 19 3.2 0.000 0.0000 0.000 0.011 0.000 0.000 0.000

6 14/Nov/95

7 11/Jun/96 7.9 421 0.0 9 11.0 230 119 0.000 0.009 0.08 33 9 18 0.000 0.0000 0.000 0.003 0.000 0.000 0.000

8 14/Jun/97 8.5 414 0.0 55 9.0 230 240 0.002 0.006 0.06 65 19 17 2.1 0.000 <0.001 0.250 0.075 0.0000 0.000 0.002 0.002 0.002 0.000

9 13/Jun/98 8.0 428 0.0 14 11.0 240 206 0.001 0.025 0.00 59 14 16 2.1 0.003 0.010 0.250 0.130 0.0000 0.000 0.001 0.000 0.000 0.008

10 15/Jun/99 8.0 429 0.0 4 34.3 222 217 0.030 0.006 0.32 63 15 19 2.7 0.000 <0.001 0.890 0.320 0.0000 0.000 0.003 0.008 0.000 0.004

11 19/Jun/00 8.0 438 0.0 2 5.9 228 344 0.043 0.025 0.02 96 5 25 1.8 0.000 <0.001 0.253 0.140 0.0000 0.002 0.000 0.006 0.000 0.003

12 4/Jul/01 8.0 409 0.0 3 20.4 222 242 0.066 69 17 18 2 2.7 0.0000 0.000 13 7.6

13 25/Jul/02 8.0 409 0.0 2 3.3 228 189 0.043 0.21 0.01 57 11 15 3 2.7 <0.001 0.238 0.070 0.0005 0.000 0.017 0.001 0.001 0.012 13 7.8

14 22/Oct/03 7.9 446 0.0 1 3.9 220 192 0.024 0.19 <0.03 0.24 55 14 12 1 2.3 0.0000 0.003 389 11 6.7

15 17/Aug/04 7.6 440 1.9 1 12.4 228 202 0.009 0.21 0.00 56 15 13 <2 2.2 0.0000 0.000 259 13 7.6

16 14/Jul/05 7.9 445 5 0.0 1 3.9 232 197 0.005 0.021 <0.10 <0.03 <0.06 0.66 55 15 13 <2 2.0 <0.001 0.2170 0.070 <0.0002 <0.002 0.004 <0.002 <0.002 <0.004 265 17 7.9

17 27/Jul/06 7.7 456 0.0 1 4.2 236 197 0.015 <0.10 <0.06 56 14 13 <2 2.3 <0.0002 <0.002 392 17 7.5

18 25/Jun/07 7.6 451 2.0 3 4.3 228 196 0.005 0.17 0.15 57 13 12 <2 1.5 <0.0002 0.002 460 16 7.5

19 12/Jun/08 7.6 450 7.0 1 4.8 236 197 0.008 0.31 <0.06 56 14 13 <2 2.2 <0.0002 0.001 447 16 8.0

20 25/Jun/09 7.5 661 <1 19 61.7 353 522 0.007 <0.10 <0.06 84 76 30 2 1.2 <0.0002 0.003 1,024 16 7.3

21 22/Jun/10 7.7 449 <1 2 4.8 254 216 0.004 0.21 0.06 62 15 14 <2 1.4 <0.0002 0.002 464 17 8.0

22 22/Jun/11

23 28/Jun/12 7.7 460 <1 3 5.8 247 217 0.006 0.18 <0.06 63 15 14 <2 2.8 <0.0002 0.012 398 13 7.6

24 6/Jun/13 7.6 460 <1 2 6.2 250 231 0.004 0.21 <0.06 66 16 15 <2 1.7 <0.0002 0.012 404 11 8.2

25 17/Jun/14 7.6 470 <1 3 6.7 250 202 0.008 0.16 <0.06 58 14 15 <2 2.6 <0.0002 0.011 412 16 7.6

26 23/Jun/15 7.7 470 <1 1 7.0 250 219 1.300 0.17 <0.01 63 15 15 1 2.0 <0.0001 <0.001 326 12 5.5

27 20/Jun/16 7.6 480 <1 1 8.8 250 222 1.490 0.28 <0.06 64 15 14 <2 2.5 <0.0002 0.001 442 8 14.1

28 22/Jun/17 7.6 490 <1 6 17.5 253 228 1.540 0.19 <0.40 66 16 15 <2 1.8 <0.0002 0.013 459 13 7.7

29 8/Jun/18 7.6 500 <1 <4 15.2 247 1.570 0.18 <0.40 66 16 15 <2 2.5 <0.0002 <0.001 466 13 9.3

30 17/Jun/19 7.6 510 <1 4 16.7 252 1.520 0.22 <0.40 69 17 16 <2 2.4 <0.0002 0.002 399 11 7.5

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Tubing broke off into casing, No sample taken

Page 35: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-17

BOREHOLE #92-9

W12A LANDFILL

AVG 7.7 1445 2 0.1 6 38 235 0.449 0.04 0.03 0.00 0.36 0.25 70 19 9 0 2 0.000 0.124 0.1 0.000 0.003 0.013 0.006 0.003 0.017 441 15 7.6

STD 0.3 5019 0.6 19 35 20 1.0 0.06 0.05 1.78 0.05 13 3 5 1 5 0.001 0.038 0.2 0.002 0.006 0.027 0.008 0.009 0.041 70 3 0.3

# of samples 29 29 1 28 29 29 29 28 10 20 2 27 2 29 29 29 20 24 7 6 7 28 10 10 28 10 10 18 19 20

DATE PH COND- COD PHENOLS Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 15/Sep/92 7.4 413 0.0 3 32 244 0.040 0.050 0.11 0.20 0.20 78 21 7 2 23.4 0.002 0.080 <0.02 0.0000 0.000 0.000 0.000 0.000 0.010 520 7.2

2 17/Dec/93 7.9 481 0.0 2 30 232 4.400 0.208 0.23 106 25 12 0.0069 0.021 0.093 0.033 0.029 0.141

3 18/Feb/94 7.8 480 0.0 5 27 236 0.001 0.021 0.04 66 16 22 0.0020 0.000 0.000 0.000 0.000 0.004

4 3/Nov/94

5 16/Jun/95 8.7 468 0.0 11 25 228 0.000 0.002 0.00 40 12 9 0.0000 0.000 0.003 0.000 0.000 0.000

6 14/Nov/95

7 11/Jun/96 7.9 462 0.0 6 25 232 0.000 0.040 0.08 41 11 13 0.0000 0.000 0.004 0.000 0.000 0.002

8 14/Jun/97 8.4 454 0.0 105 24 230 0.001 0.009 0.05 55 22 12 1.2 0.000 0.150 0.047 0.0003 0.000 0.002 0.001 0.003 0.000

9 13/Jun/98 8.1 465 0.0 13 20 242 0.000 0.060 0.00 63 18 6 1.0 0.000 0.110 0.070 0.0006 0.000 0.001 0.000 0.000 0.011

10 17/Nov/98 7.7 450 2 30 194 64 23 11

11 14/Jun/99 8.0 519 0.0 6 207 234 0.145 0.006 0.31 75 22 16 1.9 0.000 0.073 0.510 0.0000 0.000 0.014 0.001 0.000 0.001

12 20/Jun/00 7.5 472 0.0 2 26 226 0.099 0.006 0.05 99 27 21 1.0 0.000 0.162 0.030 0.0000 0.004 0.002 0.009 0.000 0.002

13 3/Jul/01 8.0 443 0.0 2 30 220 0.056 0.05 0.00 79 18 20.0 2 0.9 0.0005 0.000 14 7.6

14 28/Jun/02 6.9 649 0.0 1 28 204 0.080 0.08 6.99 74 17 6.3 3 1.5 0.000 0.167 0.025 0.0000 0.000 0.009 0.002 0.000 0.003 13 8.0

15 4/Jul/03 7.8 475 0.0 1 31 238 0.052 0 0.07 68 17 5.3 0 1.1 0.0006 0.013 429 18 7.8

16 10/Aug/04 7.7 480 <1 3 103 204 0.015 <0.10 1.46 61 17 5.0 <2 1.4 <0.0002 0.002 259 13 7.6

17 13/Jul/05 7.8 490 2 1.0 1 25 216 0.005 <0.10 <0.03 <0.06 0.29 60 17 5.5 <2 1.8 <0.001 0.030 <0.0002 <0.002 289 21 7.8

18 18/Jul/06 7.6 483 <1 1 25 210 <0.002 <0.10 <0.06 59 16 5.1 <2 1.4 <0.0002 <0.002 436 17 7.5

19 19/Jun/07 7.7 487 <1 2 26 238 0.006 0.002 <0.10 0.15 66 16 5.7 <2 2.2 <0.0002 0.002 405 16 7.6

20 20/Jun/08 7.7 28,000 2 1 27 194 0.031 0.11 <0.06 64 16 5.3 <2 1.5 <0.0002 <0.001 460 19 8.4

21 23/Jun/09 7.6 450 <1 <1 25 239 0.006 0.19 <0.06 66 16 5.9 <2 1.8 <0.0002 0.013 470 16 7.0

22 17/Jun/10 7.6 484 <1 2 27 249 0.006 <0.10 <0.06 71 18 6.8 <2 1.1 <0.0002 0.002 493 14 8.0

23 13/Jun/11 7.7 450 <1 2 27 244 0.003 <0.10 <0.06 71 18 6.6 <2 1.2 <0.0002 0.011 463 12 7.4

24 26/Jun/12 7.5 510 <1 2 27 245 0.008 <0.10 <0.06 73 19 6.7 <2 <0.5 <0.0002 0.011 436 14 7.7

25 24/Jun/13 7.5 510 <1 2 29 250 0.004 <0.10 <0.06 74 20 8.2 <2 1.0 <0.0002 0.014 449 17 8.0

26 16/Jun/14 7.6 530 <1 3 30 255 0.004 <0.10 <0.06 73 19 8.4 <2 1.4 <0.0002 0.011 459 14 7.4

27 16/Jun/15 7.9 530 <1 2 33 260 1.500 <0.05 <0.010 73 19 7.2 1 1.2 <0.0001 <0.001 383 13 7.2

28 24/Jun/16 7.3 560 <1 1 35 260 1.560 <0.10 <0.06 76 20 8.4 <2 1.4 <0.0002 0.013 500 11 7.9

29 12/Jun/17 7.4 560 <1 3 37 259 1.570 <0.10 <0.40 75 20 8.9 <2 1.3 <0.0002 0.014 508 12 8.0

30 14/Jun/18 7.5 560 <1 <4 37 263 1.500 <0.10 <0.40 78 20 8.1 <2 1.3 0.0004 <0.001 536 10 7.7

31 14/Jun/19 7.4 580 <1 5 41 264 1.470 0.11 <0.40 84 22 8.8 <2 <1.0 <0.0002 0.002 439.7 11 7.4

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 36: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-18

BOREHOLE #92-10

W12A LANDFILL

AVG 7.3 1,071 0.0 1 61 183 338 0.28 0.24 0.06 0.00 0.26 0.28 161 41 19 2.7 1.2 0.15 0.20 0.1 0.001 0.029 0.026 0.008 0.018 2146.3 557 8 7.5

STD 0.2 173 4 33 154 64 0.36 0.2 0.05 1.4 0.01 56 13 9 0.5 1.5 0.00 0.04 0.18 0.00 0.00 0.00 0.01 0.00 0.04 257 1.9 1.0

# of samples 38 38 1 38 38 38 38 38 10 29 2 37 2 38 38 38 29 34 8 6 7 38 12 13 38 12 12 28 28 29

DATE PH COND- COD PHENOLS Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. Temp pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 14/Sep/92 7.2 1,590 0.0 16 860 512 1.140 0.160 0.12 0.01 0.27 385 99 8 4 3.6 0.006 0.040 <0.02 0.0000 0.000 0.000 0.020 0.000 0.000 1,950 6.9

2 17/Dec/93 7.5 1,360 0.0 16 550 262 0.450 0.218 0.08 280 67 12 0.0009 0.002 0.007 0.031 0.000 0.140

3 18/Feb/94 7.4 1,480 0.0 22 590 360 1.090 0.180 0.04 312 63 22 0.0020 0.000 0.000 0.003 0.000 0.008

6 14/Nov/95 7.5 1,304 0.0 82 263 422 0.230 0.012 0.04 90 24 41 0.0000 0.000 0.004 0.000 0.000 0.006

7 24/Jul/96 7.5 1,023 0.0 8 219 330 0.000 0.570 0.07 185 42 18 0.0000 0.000 0.000 0.000 0.000 0.000

8 14/Jun/97 7.9 1,000 0.0 65 212 296 0.002 0.490 0.06 126 40 12 1.2 0.000 0.063 0.096 0.0000 0.000 0.002 0.002 0.003 0.000

9 15/Jun/98 7.4 1,000 0.0 17 189 380 0.000 0.280 0.00 188 34 6 0.7 0.000 0.050 0.130 0.0000 0.000 0.002 0.001 0.000 0.009

10 15/Jul/99 7.5 1,079 3.5 10 66 398 0.067 0.210 0.33 161 43 9 2.0 0.000 0.150 0.510 0.0000 0.000 0.004 0.013 0.000 0.007

11 19/Jun/00 7.4 1,078 0.0 20 213 382 0.047 0.156 5.78 200 58 16 0.0 0.000 0.047 0.030 0.0000 0.002 0.001 0.012 0.001 0.003

12 1/Oct/00 7.5 966 9.5 22 151 354 0.051 0.145 0.36 126 40 8 0.9 0.000 0.0000 0.002 0.010 0.006 0.000 0.033

13 3/Jul/01 7.5 887 0.0 32 194 362 0.055 0.06 0.19 163 38 8 3 0.0 0.0000 0.000 0.003 13 7.1

14 25/Jun/02 7.7 925 2.5 27 122 368 0.047 0.09 0.09 149 36 6 3 1.4 0.004 0.041 0.030 0.0000 0.000 0.002 0.002 0.000 0.000 12 7.7

15 16/Jul/03 7.6 959 0.0 20 95 370 0.008 0.00 0.05 133 32 6 2 1.2 0.0000 0.005 695 11 7.4

16 16/Aug/04 7.5 997 0.0 39 99 342 0.005 0.12 0.17 129 34 6 3 1.4 0.0000 0.003 572 15 6.5

17 12/Jul/05 7.3 965 <2 <1 54 93 312 0.172 <0.10 <0.03 <0.06 0.29 126 32 8 3 2.6 0.003 <0.02 <0.0002 <0.002 0.004 <0.002 <0.002 <0.004 536 15 7.3

18 21/Jul/06 7.2 1,050 <1 59 88 314 0.203 <0.10 <0.06 124 31 10 3 0.7 <0.0002 <0.002 914 13 7.1

19 19/Jun/07 7.3 1,100 <1 94 96 348 0.004 <0.10 0.15 153 31 15 3 1.7 <0.0002 0.004 854 15 7.2

20 19/Jun/08 7.4 618 14 90 104 356 0.014 0.12 <0.06 236 37 20 4 0.6 <0.0002 0.004 1,077 12 8.1

21 22/Jun/09 7.3 920 1 85 118 349 0.035 0.16 <0.06 155 33 19 3 1.1 <0.0002 0.014 770 13 8.0

22 17/Jun/10 7.3 1,080 <1 91 141 366 0.018 0.15 <0.06 165 38 21 4 0.7 <0.0002 0.005 1,155 14 7.6

23 20/Jun/11 7.2 1,120 1 103 145 346 0.049 0.12 <0.06 153 37 19 4 1.7 <0.0002 0.012 1,008 14 7.1

24 11/Jun/12 7.3 1,210 <1 117 154 341 0.039 <0.10 <0.06 172 41 20 3 0.9 <0.0002 0.010 1,046 15 7.3

25 19/Jun/13 7.1 1,190 <1 103 253 355 0.420 0.12 <0.06 165 47 23 3 <1.0 <0.0002 0.011 1,042 12 7.6

26 16/Jun/14 7.2 1,240 <1 106 171 358 0.180 <0.10 <0.06 162 48 25 3 <1.0 <0.0002 0.011 1,064 13 7.0

27 21/Apr/15 7.1 1,170 <1 94 155 348 0.075 <0.10 <0.06 147 47 26 3 <1.0 <0.0002 0.059 1,072 10 7.6

28 12/Jun/15 7.7 1,100 <1 92 150 330 <0.100 0.08 <0.01 140 44 23 3 0.7 <0.0001 <0.001 780 11 4.6

29 5/Oct/15 7.2 1,140 <1 92 150 346 0.180 <0.10 <0.06 144 47 25 3 1.0 <0.0002 0.010 1,048 12 7.9

30 14/Apr/16 7.2 1,120 2 89 145 333 0.910 0.11 <0.06 138 44 24 3 <1.0 <0.0002 0.011 1,017 10 8.4

31 21/Jun/16 7.1 1,130 2 82 159 329 0.972 0.16 2.33 148 47 24 3 1.1 <0.0002 0.005 1,082 7 11.5

32 18/Oct/16 7.1 1,090 <1 88 123 320 0.782 <0.10 <0.06 135 42 25 3 <1.0 <0.0002 0.004 977 13 8.5

33 12/Apr/17 7.1 1,040 <1 85 131 324 0.814 <0.10 <0.40 134 41 25 3 <1.0 <0.0002 0.004 1,014 10 7.6

34 26/Jun/17 7.2 1,080 <1 77 141 327 0.571 <0.10 <0.40 132 42 28 3 <1.0 <0.0002 0.011 1,020 13 7.9

35 17/Oct/17 7.2 1,030 <1 82 125 305 0.669 <0.10 <0.40 127 37 28 3 1.0 <0.0002 0.010 970 11 7.2

36 23/Apr/18 7.4 1,020 <1 82 128 308 0.670 <0.10 <0.40 132 38 27 2 <1.0 <0.0002 0.002 936 13 8.6

37 13/Jun/18 7.3 1,030 <1 75 125 298 0.774 <0.10 <0.40 125 38 26 2 <1.0 0.0002 0.003 965 13 7.7

38 5/Oct/18 7.1 880 <1 22 60 40 0.004 <0.10 <0.40 138 26 15 <2 6.4 <0.0002 0.005 872 12 7.0

39 16/Apr/19 7.3 800 <1 28 50 341 0.006 <0.10 <0.40 123 24 15 <2 3.9 0.0003 0.004 594 9 7.3

40 1/Jun/19 Unable to purge & sample, broken PVC pipe, muddy

41 29/Oct/19* 7.4 930 <1 48 134 310 0.049 0.24 <0.40 107 35 45 <2 5.0 <0.0002 0.005 726 11 7.4

*Well replaced prior to sampling event

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 37: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-19

BOREHOLE 92-11

W12A LANDFILL

AVG 7.6 786 2.7 0.5 19.3 72.4 346 0.26 0.05 0.03 0.01 0.7 0.39 92 44 17 0.6 1.4 0.00 0.10 0.034 0.0000 0.000 0.002 0.007 0.000 0.006 708 11 7.6

STD 0.2 69 4 2.3 10.3 19.3 29.8 0.59 0.14 0.10 0.11 8.1 0.23 20 8 7 1.1 2.7 0.00 0.02 0.025 0.0001 0.001 0.004 0.007 0.001 0.007 84 2 0.9

# of samples 74 74 19 74 74 74 74 74 36 57 21 69 22 74 74 74 57 70 35 21 21 72 37 36 73 38 38 52 51 52

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 15/Sep/92 7.5 609 4.0 11 110 346 0.360 0.090 0.14 0.01 0.14 97 57 19 4.5 5.9 0.003 0.080 <0.02 <0.005 <0.02 <0.02 <0.02 <0.001 <0.01 800 7.6

2 14/Nov/95 7.8 818 1.0 68 82 386 0.000 0.900 0.01 34 6 16 0.0000 0.000 0.006 0.000 0.000 0.004

4 11/Jun/96 7.9 776 <1 9 71 304 0.000 0.012 0.07 49 23 17 0.0000 0.000 0.004 0.000 0.000 0.002

5 31/Oct/96 8.2 646 <1 15 39 334 0.002 0.040 0.07 77 43 30 0.0000 0.000 0.003 0.000 0.000 0.002

6 24/Apr/97 7.8 760 <1 3 60 396 0.001 0.013 0.04 97 40 17 0.1 0.000 0.0000 0.000 0.000 0.000 0.000 0.006

7 14/Jun/97 8.0 723 <1 6 64 296 0.000 0.013 0.06 43 48 15 0.6 0.000 0.0000 0.000 0.004 0.002 0.001 0.004

8 27/Oct/97 7.8 780 <1 6 75 378 0.000 0.011 0.00 93 48 18 0.5 0.004 0.0000 0.000 0.000 0.000 0.000 0.004

9 27/Apr/98 7.7 738 <1 7 70 376 0.000 0.012 0.42 96 46 17 0.7 0.000 0.0000 0.000 0.002 0.000 0.000 0.019

10 15/Jun/98 7.5 798 1.6 20 77 376 0.000 0.040 0.00 98 47 13 0.5 0.000 0.0000 0.000 0.002 0.000 0.000 0.009

11 6/Oct/98 7.9 771 <1 7 72 366 0.001 0.010 0.00 90 41 17 0.5 0.002 0.0000 0.000 0.010 0.011 0.002 0.021

12 30/Apr/99 7.9 799 1.8 9 82 368 0.028 0.009 0.39 103 46 16 1.0 0.000 0.0000 0.000 0.010 0.000 0.015

13 15/Jun/99 7.9 808 <1 2 9 370 0.013 0.009 0.30 107 49 16 2.4 0.000 0.0000 0.000 0.007 0.009 0.000 0.007

14 8/Oct/99 7.6 771 <1 18 64 290 0.041 0.006 1.93 95 44 14 0.8 0.000 0.0000 0.006 0.013 0.000 0.000 0.004

15 23/May/00 7.8 692 <1 7 99 348 0.094 0.007 0.15 226 89 73 0.8 0.000 0.0000 0.000 0.002 0.007 0.000 0.002

16 19/Jun/00 7.8 817 <1 10 82 370 0.069 0.006 0.05 135 60 25 0.0 0.000 0.0000 0.002 0.000 0.009 0.000 0.002

17 16/Oct/00 7.9 751 <1 8 76 326 0.048 0.031 0.18 81 41 18 0.9 0.000 0.0000 0.002 0.004 0.004 0.000 0.018

18 5/May/01 7.9 778 <1 10 73 367 0.036 0.10 94 46 21 0.0 0.000 0.000 0.023

19 29/Jun/01 8.0 736 1.6 9 74 341 0.042 0.034 0.00 0.00 0.03 0.30 103 43 19 0.0 0.0000 0.001 0.000 0.001 0.000 0.000

20 18/Oct/01 8.1 777 1.2 8 72 360 0.059 0.05 108 39 16 2.8 0.000 0.000

21 25/Apr/02 8.3 734 2.3 8 89 320 0.045 0.000 0.02 0.00 0.06 0.53 92 41 18 3.7 1.0 0.000 0.091 0.000 0.0000 0.000 0.010 0.004 0.002 0.000

22 25/Jul/02 7.9 801 16 <1 15 109 368 0.062 0.036 0.08 0.00 0.05 0.73 100 47 18 3.8 1.2 0.000 0.122 0.118 0.0000 0.000 0.003 0.000 0.001 0.002 13 7.4

23 22/Oct/02 7.7 871 <1 18 112 366 0.044 107 51 19 4.9 0.0 0.0000 0.000 817 10 8.3

24 14/May/03 7.4 770 1.2 9 67 308 0.170 0.00 83 40 15 <2 0.6 0.0000 0.000 706 13 7.4

25 4/Jul/03 7.7 885 <2 1.2 18 120 380 0.074 0.00 0.00 0.97 1.20 104 49 17 <2 0.7 0.000 0.111 0.044 0.0005 0.000 0.016 0.012 0.002 0.022 739 12 7.6

25 24/Oct/03 7.7 906 <1 14 17 370 0.024 0.05 101 48 17 1.9 1.1 0.0000 0.006 687 9

26 29/Apr/04 7.7 803 <1 11 79 366 0.011 0.00 0.00 86 46 17 2.1 0.7 0.0000 0.014

27 11/Aug/04 7.4 897 2 <1 22 128 358 0.014 0.032 0.10 <0.0001 0.38 0.65 92 47 16 <2 1.1 0.000 0.093 0.040 0.0000 0.000 0.003 0.002 0.000 0.000 571 13 7.1

28 22/Oct/04 7.6 793 <1 13 75 350 0.003 <0.10 <0.06 85 44 15 <2 2.0 0.0000 0.000

29 29/Apr/05 6.7 902 <1 13 68 212 0.053 0.12 42.30 84 44 14 <2 18.7 <0.0002 0.024 746 11 6.8

30 12/Jul/05 7.6 859 <2 <1 19 79 350 0.005 0.026 <0.10 <0.03 <0.06 0.26 86 44 17 <2 3.8 0.002 0.115 0.020 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.0040 482 12 7.5

31 12/Oct/05 7.5 823 <1 15 76 334 0.003 <0.10 83 43 14 <2 1.8 <0.0002 <0.002 480 11 6.7

32 3/May/06 7.6 828 <1 16 78 347 0.042 0.20 <0.06 84 45 15 2 4.5 <0.0002 <0.002 697 12 5.7

33 21/Jul/06 7.5 785 <2 <1 16 67 312 0.002 0.021 <0.10 <0.03 <0.06 0.5 77 40 13 <2 0.6 0.002 0.1 0.030 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 692 12 7.334 19/Oct/06 7.4 858 <1 22 78 354 0.004 <0.10 <0.06 88 45 17 <2 0.9 <0.0002 <0.002 768 11 7.335 4/May/07 7.6 635 <1 17 64 348 0.002 <0.10 <0.06 91 43 16 <2 2.6 <0.0002 0.003 716 11 7.3

36 7/Jun/07 7.6 816 <2 <1 18 60 368 0.004 0.023 <0.10 0.27 <0.06 0.31 84 50 15 <2 2.4 0.003 0.113 0.030 <0.0002 <0.001 <0.001 0.006 <0.001 0.004 646 14 7.3

37 27/Aug/07 7.4 758 <2 <1 17 61 344 0.007 0.022 <0.10 <0.03 <0.06 <0.20 87 42 16 <2 1.3 0.002 0.117 0.025 <0.0002 <0.001 <0.001 0.002 <0.001 0.011 913 5.4

38 17/Oct/07 7.6 792 <1 18 63 344 0.004 <0.10 <0.06 89 42 16 <2 1.0 <0.0002 0.003 617 11 6.7

39 3/Apr/08 7.5 595 <1 18 64 320 0.003 <0.10 <0.06 78 40 15 <2 1.2 <0.0002 0.003 771 10 7.6

40 24/Jun/08 7.5 483 5 8 20 65 316 0.010 0.023 <0.10 <0.03 <0.06 0.50 92 42 17 2 0.9 0.003 0.099 0.029 <0.0002 <0.001 <0.001 0.002 <0.001 <0.001 783 12 7.9

41 17/Oct/08 7.3 782 8 19 64 350 0.004 0.37 <0.06 82 42 16 <2 2.3 <0.0002 0.003 726 10 7.6

42 23/Apr/09 7.5 672 <1 19 62 358 0.027 0.14 <0.06 92 43 15 <2 7.8 <0.0002 0.003 701 10 7.0

43 25/Jun/09 7.4 899 4 <1 3 145 474 0.136 0.026 0.18 <0.03 <0.06 0.42 89 42 16 <2 1.4 0.009 0.026 0.092 <0.0002 <0.001 <0.001 0.003 <0.001 0.002 772 13 7.3

44 13/Oct/09 7.4 783 <1 17 64 355 0.005 <0.10 <0.06 88 42 16 <2 0.1 <0.0002 0.019 761 10 8.0

45 22/Apr/10 7.6 782 <1 19 63 359 0.007 <0.10 <0.06 90 42 16 <2 0.7 <0.0002 0.003 782 10 7.5

46 17/Jun/10 7.4 784 4 <1 20 63 363 0.003 0.025 <0.10 <0.03 <0.06 0.53 90 42 16 2 0.1 0.004 0.128 0.033 <0.0002 <0.001 <0.001 0.003 <0.001 0.002 781 11 7.6

47 14/Oct/10 7.5 777 <1 20 62 361 0.005 <0.10 <0.06 89 42 16 <2 0.8 <0.0002 0.019 582 10 7.7

48 29/Apr/11 7.6 790 <1 19 59 349 0.007 <0.10 0.07 78 25 17 <2 0.6 <0.0002 0.021 711 9 6.8

49 20/Jun/11 7.4 760 2 <1 21 63 351 0.002 0.027 <0.10 <0.03 <0.06 0.29 86 41 16 <2 0.8 0.003 0.095 0.030 <0.0002 <0.001 <0.001 0.018 <0.001 0.004 716 11 7.6

50 25/Oct/11 7.7 790 <1 23 64 349 0.002 <0.10 <0.06 89 42 15 <2 2.1 <0.0002 0.003 585 7 10.8

51 26/Apr/12 7.5 710 <1 21 61 350 0.006 <0.10 <0.06 91 43 16 <2 <0.50 <0.0002 0.021 612 10 8.1

52 28/Jun/12 7.3 810 3 <1 22 62 350 0.002 0.025 <0.10 <0.03 <0.06 0.28 92 44 15 <2 <0.50 0.003 0.115 0.031 <0.0002 <0.001 <0.001 0.017 <0.002 <0.002 686 13 7.2

NITROGEN AS N

Page 38: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-19

BOREHOLE 92-11

W12A LANDFILL

AVG 7.6 786 2.7 0.5 19.3 72.4 346 0.26 0.05 0.03 0.01 0.7 0.39 92 44 17 0.6 1.4 0.00 0.10 0.034 0.0000 0.000 0.002 0.007 0.000 0.006 708 11 7.6

STD 0.2 69 4 2.3 10.3 19.3 29.8 0.59 0.14 0.10 0.11 8.1 0.23 20 8 7 1.1 2.7 0.00 0.02 0.025 0.0001 0.001 0.004 0.007 0.001 0.007 84 2 0.9

# of samples 74 74 19 74 74 74 74 74 36 57 21 69 22 74 74 74 57 70 35 21 21 72 37 36 73 38 38 52 51 52

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

53 17/Oct/12 7.3 800 <1 23 65 352 0.004 <0.10 <0.06 94 45 15 <2 <1.0 <0.0002 0.019 692 11 7.7

54 18/Apr/13 7.4 810 <1 23 66 350 0.002 <0.10 <0.06 86 42 15 <2 1.8 <0.0002 0.015 689 11 8.0

55 4/Jun/13 7.4 780 3 <1 23 65 346 0.004 0.025 <0.10 <0.03 <0.06 0.42 92 44 17 <2 <1.0 0.003 0.114 0.028 <0.0002 <0.001 <0.001 0.018 <0.002 0.002 684 13 7.9

56 10/Oct/13 7.4 810 <1 26 68 341 0.005 <0.10 <0.06 92 44 14 <2 <1.0 <0.0002 0.019 695 16 7.8

57 22/Apr/14 7.4 810 <1 27 67 345 0.007 <0.10 <0.06 91 43 16 <2 3.1 <0.0002 0.017 694 9 7.6

58 3/Jun/14 7.4 820 <2 <1 30 67 341 0.008 0.026 <0.10 <0.03 <0.06 0.32 95 45 15 <2 <1.0 0.003 0.104 0.028 <0.0002 <0.001 <0.001 0.017 <0.002 0.004 702 12 7.6

59 20/Oct/14 7.3 810 <1 27 65 341 0.028 <0.10 <0.06 93 44 15 <2 <1.0 <0.0002 0.004 696 10 8.4

60 20/Apr/15 7.4 800 <1 27 65 338 0.002 <0.10 <0.06 90 43 15 <2 <1.0 <0.0002 0.003 740 11 7.9

61 10/Jun/15 8.0 790 6 <1 29 64 330 1.100 0.027 <0.050 <0.010 <0.10 0.29 93 43 15 2 0.6 0.004 0.110 0.027 <0.0001 <0.005 <0.001 <0.001 <0.0005 0.007 530 10 6.3

62 14/Oct/15 7.4 850 <1 34 68 347 0.002 <0.10 <0.06 92 44 16 <2 1.1 <0.0002 0.017 744 10 8.1

63 19/Apr/16 7.4 810 2 32 71 335 1.260 <0.10 <0.06 89 43 15 <2 <1.0 <0.0002 0.017 746 10 8.5

64 14/Jun/16 7.2 820 <2 1 31 69 332 1.290 0.025 <0.10 <0.03 <0.06 0.23 90 43 15 <2 1.7 0.004 0.111 0.027 <0.0002 <0.001 <0.001 0.003 <0.002 0.021 792 7 10.6

65 18/Oct/16 7.4 840 <1 30 69 335 1.310 <0.10 <0.06 94 45 15 <2 1.0 <0.0002 0.002 747 11 7.7

66 10/Apr/17 7.4 800 1 28 72 334 1.250 <0.10 <0.40 91 43 15 <2 <1.0 <0.0002 0.005 774 10 7.7

67 20/Jun/17 7.6 830 <2 <1 29 72 323 1.320 0.025 <0.10 <0.03 0.40 0.26 91 43 16 <2 <1.0 0.004 0.101 0.025 <0.0002 <0.001 <0.001 0.019 <0.002 <0.002 774 12 7.5

68 17/Oct/17 7.4 820 <1 31 73 330 1.260 <0.10 <0.40 91 43 16 <2 <1.0 <0.0002 0.018 770 11 7.3

69 13/Apr/18 7.5 800 <1 32 76 330 1.360 <0.10 <0.40 94 44 15 <2 <1.0 0.0002 0.002 776 10 8.6

70 13/Jun/18 7.5 820 4 <1 32 73 312 1.340 0.026 <0.10 <0.03 <0.40 0.53 91 44 15 <2 1.0 0.004 0.116 0.027 <0.0002 <0.001 <0.001 0.002 <0.002 <0.002 773 11 7.7

71 10/Oct/18 7.4 810 <1 33 91 335 0.434 <0.10 <0.40 94 44 16 <2 1.6 <0.0002 0.002 829 12 7.2

72 16/Apr/19 7.6 840 <1 34 78 328 1.370 <0.10 <0.40 95 45 16 <2 1.3 <0.0002 0.003 631 9 7.4

74 25/Jun/19 7.5 820 2 <1 31 77 328 0.737 0.027 <0.10 <0.03 <0.40 <0.20 93 44 16 <2 1.4 0.003 0.115 0.025 <0.0002 <0.001 <0.001 0.003 <0.002 <0.002 645 11 7.4

75 8/Oct/19 7.5 810 <1 32 74 334 3.660 0.10 <0.40 94 44 16 <2 1.5 <0.0002 0.007 637 11 7.5

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

Page 39: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-20

BOREHOLE #92-12

W12A LANDFILL

AVG 7.3 1324 0.0 0.6 88 327 317 2.6 0.17 0.09 0.0 0.5 0.2 211 38 28 4 1.2 0.00 0.22 0.23 0.00 0.00 0.00 0.00 0.00 0.02 1140 13 8

STD 0.3 222 4.3 41 203 29 2.1 0.05 0.04 4.4 0.1 60 13 14 1 0.7 0.00 0.44 0.46 0.00 0.00 0.00 0.00 0.00 0.04 233 3.2 1.0

# of samples 38 38 1 38 38 38 38 38 10 30 2 37 2 38 38 38 30 34 7 7 8 38 11 11 38 11 11 28 27 30

DATE pH COND- COD PHENOLS Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 14/Sep/92 7.2 1,580 2.0 33 620 394 8.470 0.220 0.11 0.01 0.01 372 61 11 3 4.1 0.002 0.040 <0.02 0.0000 0.000 0.000 0.000 0.000 0.010 1,860 6.8

2 17/Dec/93 7.4 949 0.0 21 250 282 1.180 0.075 0.18 183 35 17 0.0024 0.002 0.004 0.004 0.002 0.140

3 18/Feb/94 7.2 1,555 0.0 28 620 368 5.090 0.180 0.04 341 49 21 0.0010 0.000 0.000 0.000 0.000 0.005

4 3/Nov/94

5 16/Jun/94 8.1 1,424 0.0 25 422 304 1.110 0.160 0.02 219 40 10 1.8 0.0000 0.000 0.001 0.000 0.000 0.007

6 14/Nov/95

7 11/Jun/96 7.3 1,751 0.0 120 998 354 5.74 0.240 0.07 185 38 11 0.0000 0.000 0.002 0.000 0.000 0.007

8 14/Jun/97 7.6 1,709 0.0 65 666 338 0.00 0.200 0.07 380 58 9 1.6 0.000 0.063 0.064 0.0000 0.000 0.003 0.001 0.001 0.007

9 15/Jun/98 7.4 1,701 0.0 37 727 362 0.51 0.220 0.00 259 41 3 1.1 0.000 0.040 0.140 0.0003 0.000 0.002 0.000 0.001 0.017

10 15/Jun/99 7.5 1,537 0.0 27 555 244 0.01 0.210 0.00 266 51 15 2.0 0.000 1.300 0.110 0.0000 0.000 0.008 0.005 0.000 0.012

11 19/Jun/00 7.5 1,456 0.0 32 655 320 1.45 0.147 0.02 320 97 26 1.2 0.000 0.037 1.380 0.0000 0.002 0.004 0.005 0.000 0.002

12 29/Jun/01 7.8 871 0.0 58 81 350 0.71 0.12 0.00 120 48 28 8 0.0000 0.000 20 7.4

13 25/Jun/02 7.5 1,388 0.0 35 427 352 0.44 0.08 0.15 252 47 7 3 1.5 0.002 0.031 0.076 0.0003 0.000 0.000 0.000 0.003 0.000 7.3

14 15/Jul/03 7.9 896 1.8 33 148 378 0.07 0 0.04 115 53 22 4 2.1 0.0000 0.005 730 17 7.6

15 12/Aug/04 6.7 1660 <1 50 359 268 1.32 0.14 18.40 202 46 9 4 1.3 <0.0002 <0.002 713 18 7.1

16 12/Jul/05 7.2 1570 <2 <1 53 341 274 2.57 <0.10 <0.03 <0.06 0.29 190 42 10 4 2.2 <0.001 0.020 <0.0002 <0.002 0.003 <0.002 <0.002 <0.004 871 18 7.3

17 19/Jul/06 7.5 935 <1 49 67 336 <0.002 <0.10 <0.06 89 46 19 3 1.1 <0.0002 <0.002 813 20 7.3

18 6/Jul/07 7.1 1,450 <1 76 541 320 0.05 0.14 0.07 243 38 15 4 1.8 <0.0002 0.002 1,270 13 7.2

19 19/Jun/08 7.2 842 17 84 350 316 2.53 0.14 0.06 237 38 20 5 1.7 0.0003 0.002 1,388 13 7.8

20 5/Jun/09 7.2 1,050 <1 91 340 309 2.00 0.17 <0.06 229 38 23 4 0.4 <0.0002 0.001 1,331 13 6.9

21 11/Jun/10 7.2 1,300 <1 99 263 319 0.34 0.14 <0.06 202 34 28 5 0.4 <0.0002 0.003 1,356 12 7.5

22 22/Jun/11 7.2 1,270 <1 106 257 310 0.24 <0.10 <0.06 209 33 32 4 1.2 <0.0002 0.020 1,233 13 6.5

23 22/Jun/12 7.1 1,280 <1 108 246 307 0.14 0.12 <0.06 209 32 30 4 0.8 <0.0002 0.011 1,149 13 7.2

24 19/Jun/13 7.1 1,300 <1 102 159 310 0.95 <0.10 <0.06 207 33 34 4 <1.0 <0.0002 0.009 1,141 14 7.5

25 18/Jun/14 7.2 1,360 <1 109 253 311 0.95 <0.10 <0.06 199 30 34 4 1.2 <0.0002 0.010 1,135 NA 7.0

26 21/Apr/15 7.1 1,300 <1 103 237 309 1.62 0.11 <0.06 197 30 36 4 <1.0 <0.0002 0.001 1,191 9 7.5

27 9/Jun/15 7.7 1,300 <1 110 230 300 4.70 0.11 <0.010 190 30 36 4 1.2 0.027 0.016 <0.0001 <0.001 929 14 6.9

28 21/Oct/15 7.1 1,270 <1 126 198 306 2.02 0.11 <0.06 185 28 39 4 1.1 <0.0002 0.012 1,191 9 7.5

29 13/Apr/16 7.0 1,290 3 115 225 307 4.95 0.19 <0.06 196 29 37 4 <1.0 0.0003 0.003 1,176 10 7.7

30 7/Jun/16 7.0 1,300 <1 119 213 307 4.81 0.12 <0.06 190 29 37 4 1.3 0.0005 0.002 1,190 8 12.3

31 17/Oct/16 7.1 1,310 <1 138 172 303 4.25 0.12 <0.06 185 27 45 5 1.1 0.0002 0.002 1,180 14 7.7

32 24/Apr/17 7.1 1,320 <1 120 227 314 4.54 <0.10 <0.40 191 29 40 4 1.0 <0.0002 0.009 1,255 13 7.4

33 27/Jun/17 7.1 1,330 <1 121 214 312 4.32 <0.10 <0.40 189 30 40 4 1.3 <0.0002 0.011 1,247 15 7.8

34 11/Oct/17 7.1 1,320 <1 147 179 305 4.29 <0.10 <0.40 180 26 49 4 <1.0 <0.0002 0.011 1,238 10 6.7

35 25/Apr/18 7.1 1,300 <1 131 238 308 4.50 0.12 <0.40 183 28 43 4 1.3 <0.0002 <0.001 1,230 10 8.1

36 6/Jun/18 7.1 1,310 <1 131 194 306 4.49 0.13 <0.40 176 28 44 4 <1.0 0.0003 <0.001 830 11 8.1

37 3/Oct/18 7.2 1,270 <1 147 164 312 3.83 0.12 <0.40 171 25 54 4 1.8 <0.0002 0.001 1,306 12 7.3

38 29/Apr/19 7.1 1,300 <1 129 213 310 4.57 0.14 0.5 184 28 47 4 1.4 0.0003 0.003 948 7.3

39 12/Jun/19 7.1 1,270 <1 128 213 312 4.49 0.13 <0.40 184 28 46 4 <1.0 <0.0002 0.003 1,067 12 7.3

40 25/Oct/19 7.1 1,280 <1 149 155 315 3.71 0.16 <0.40 171 25 58 4 1.8 <0.0002 0.004 960 10 7.5

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 40: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-21

BOREHOLE 94-1

W12A LANDFILL

AVG 7.6 612 2.6 0.5 8.2 63 266 0.25 0.02 0.05 0.01 0.8 0.7 79.4 26.4 16.4 0.4 2.7 0.002 0.13 0.066 0.000 0.000 0.005 0.005 0.000 0.007 569 12 7.7

STD 0.3 67 3.2 2.3 3.5 18 23 0.52 0.01 0.06 0.08 7.8 1.0 17.9 6.0 6.4 1.7 12 0.002 0.04 0.018 0.000 0.001 0.026 0.007 0.000 0.014 69 2 0.9

# of samples 75 74 18 74 74 74 74 74 36 59 20 69 20 74 74 74 59 70 32 19 19 72 36 37 73 39 38 54 56 56

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 2/Nov/94 8.0 490 8.0 6.0 90 244 0.140 0.030 0.00 0.00 0.00 71 29 15 3.76 89.0 0.0000 0.000 0.000 0.000 0.002 0.000

2 21/Feb/95

3 14/Jun/95

4 31/Oct/95 7.9 522 0.0 7.0 43 254 0.003 0.012 2.10 55 5 13 0.0000 0.000 0.006 0.000 0.000 0.003

5 19/Feb/96

6 11/Jun/96 7.9 532 0.0 9.0 41 208 0.012 0.040 0.08 45 13 12 0.0000 0.000 0.001 0.000 0.000 0.000

7 31/Oct/96 8.1 495 0.0 12.5 60 246 0.000 0.008 0.07 78 24 17 0.0000 0.000 0.002 0.000 0.000 0.001

8 24/Apr/97 7.8 538 0.0 11.0 44 266 0.000 0.010 0.00 70 25 15 0.9 0.000 0.0000 0.000 0.000 0.000 0.000 0.030

9 14/Jun/97 8.3 536 0.0 7.0 44 262 0.000 0.008 0.10 51 28 13 0.7 0.000 0.0000 0.000 0.002 0.001 0.001 0.001

10 27/Oct/97 7.9 544 0.0 4.0 45 270 0.000 0.009 0.00 71 22 17 0.5 0.003 0.0000 0.000 0.000 0.000 0.000 0.010

11 27/Apr/98 7.9 529 1.0 5.0 46 274 0.000 0.007 0.43 73 25 15 0.6 0.001 0.0000 0.000 0.003 0.000 0.000 0.075

12 15/Jun/98 8.6 608 0.0 17.5 74 270 0.000 0.030 0.37 87 26 10 0.0 0.000 0.0000 0.000 0.001 0.000 0.000 0.018

13 6/Oct/98 8.0 592 0.0 4.4 42 260 0.001 0.006 0.00 72 23 15 0.5 0.003 0.0000 0.000 0.000 0.000 0.000 0.003

14 30/Apr/99 7.9 555 1.2 5.4 49 264 0.011 0.001 0.40 68 22 13 0.9 0.003 0.0000 0.007 0.000 0.015

15 15/Jun/99 7.9 551 0.0 4.5 39 246 0.043 0.005 1.30 80 25 14 0.8 0.004 0.0000 0.000 0.009 0.002 0.000 0.008

16 8/Oct/99 7.8 549 0.0 14.2 43 256 0.022 0.004 2.06 67 24 15 0.7 0.003 0.0000 0.003 0.017 0.002 0.000 0.010

17 23/May/00 7.8 524 0.0 5.2 147 266 0.071 0.005 0.37 205 65 68 0.7 0.000 0.0000 0.002 0.000 0.003 0.000 0.002

18 19/Jun/00 7.9 547 0.0 5.0 37 240 0.060 0.005 0.15 114 25 17 1.7 0.000 0.0000 0.005 0.003 0.003 0.000 0.002

19 16/Oct/00 8.0 556 9.5 4.3 49 280 0.044 0.029 0.01 76 24 15 0.8 0.002 0.0000 0.004 0.007 0.002 0.000 0.012

20 5/May/01 8.4 613 0.0 4.6 47 252 0.016 0.00 0.01 89 26 15 1.54 0.0 0.000 0.011

21 26/Jun/01 7.8 541 1.1 4.5 55 242 0.097 0.020 0.00 0.64 0.50 83 25 19 2.09 1.1 0.0000 0.000 0.000 0.000 0.000 0.000 14 7

22 15/Oct/01 8.0 521 0.0 5.4 55 250 0.039 0.08 83 21 16 2.01 0.000 0.002 11 8

23 25/Apr/02 7.4 565 3.3 3.6 47 270 0.038 0.000 0.08 0.00 0.06 4.67 76 25 18 6.22 0.1 0.000 0.216 0.000 0.0000 0.000 0.006 0.000 0.000 0.000 528 10 7.9

24 27/Jun/02 7.4 848 1 0.0 5.1 58 254 0.031 0.023 0.05 0.00 0.00 0.49 75 22 15 4.57 0.9 0.000 0.148 0.060 0.0000 0.000 0.125 0.000 0.000 0.000 12 8.4

25 24/Oct/02 7.8 572 0.0 5.7 87 252 0.035 0.01 80 26 20 2.81 0.7 0.0000 0.000 0.000 592 9 7.9

26 1/May/03 7.8 596 0.0 4.9 72 240 0.050 0.00 70 24 15 1.00 1.0 0.0000 0.000 552 11 6.9

27 17/Jul/03 8.0 580 3 1.3 18.9 99 280 0.006 0.00 0.00 0.40 1.53 55 19 12 <2 1.3 0.000 0.152 0.096 0.0000 0.000 0.000 0.003 0.000 0.004 514 13 6.9

28 24/Oct/03 7.8 601 <1 4.8 14 266 0.023 0.07 66 22 14 0.88 0.8 0.0000 0.004 539 9 6.9

29 27/Apr/04 7.9 601 <1 4.5 57 254 0.039 0.00 72 26 17 <2 1.0 0.0000 0.003 0.000 507 12

30 12/Aug/04 7.5 585 2 <1 3.7 61 254 0.023 0.021 0.12 <0.03 0.46 0.59 69 25 14 <2 0.9 0.0000 0.000 0.011 0.005 0.000 0.009 436 14 7.6

31 22/Oct/04 7.3 608 <1 4.9 63 246 0.033 0.00 <0.06 67 26 15 <2 1.7 0.0000 0.000 454 10 5.6

32 29/Apr/05 6.4 707 <1 5.3 54 126 0.013 0.15 43.20 73 27 15 <2 18.8 <0.0002 0.004 584 11 6.1

33 11/Jul/05 7.7 614 <2 <1 4.6 60 255 <0.002 0.019 0.08 <0.03 <0.06 0.96 69 25 16 <2.0 1.4 0.002 0.012 0.070 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 390 15 7.5

34 12/Oct/05 7.7 604 <1 4.6 55 243 0.002 <0.10 <0.06 66 24 14 <2.0 2.5 <0.0002 <0.002 341 11 6.2

35 3/May/06 7.7 619 <1 4.5 55 259 0.002 0.20 <0.06 69 25 15 <2.0 4.4 <0.0002 <0.002 543 14 7.9

36 22/Jun/06 7.7 620 5 <1 5.3 53 254 0.003 0.019 <0.10 <0.03 <0.06 0.21 67 24 15 <2.0 1.3 0.004 0.135 0.078 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 577 14 7.5

37 11/Oct/06 7.6 625 1 6.6 52 272 <0.002 <0.10 0.17 70 26 17 <2.0 1.1 <0.0002 <0.002 516 16 7.8

38 30/Apr/07 7.5 714 <1 5.0 54 268 0.018 <0.10 <0.06 75 25 16 <2.0 6.1 <0.0002 <0.001 600 11 7.1

39 20/Jun/07 7.6 636 5 <1 6.6 53 284 0.002 0.024 <0.10 0.23 0.13 0.30 81 27 17 <2.0 2.3 0.003 0.145 0.073 <0.0002 <0.001 <0.001 0.002 <0.001 0.002 585 14 7.4

40 27/Aug/07 7.5 605 <2 <1 5.3 51 292 0.002 0.021 <0.10 <0.03 <0.06 0.47 78 25 16 <2.0 2.1 0.004 0.138 0.056 <0.0002 <0.001 <0.001 0.002 <0.001 0.011 656 16 5.6

41 17/Oct/07 7.7 631 <1 5.6 55 276 0.012 <0.10 <0.06 76 26 18 <2.0 0.9 <0.0002 0.002 492 12 6.9

42 3/Apr/08 7.6 463 <1 6.5 53 240 0.039 0.13 <0.06 75 27 16 <2.0 1.2 <0.0002 0.003 594 12 6.8

43 6/Jun/08 7.7 661 4 <1 7.1 60 266 0.003 0.019 0.12 <0.03 0.12 0.76 71 25 17 <2.0 0.6 0.002 0.128 0.070 <0.0002 <0.001 <0.001 0.002 <0.001 0.006 631 14 7.3

44 16/Oct/08 7.4 608 5.0 6.2 56 286 0.008 0.17 <0.06 67 25 17 <2.0 1.4 <0.0002 0.003 585 10 7.7

45 16/Apr/09 7.5 534 <1 6.4 53 291 0.004 0.14 <0.06 80 26 18 <2.0 7.3 <0.0002 0.002 498 11 7.1

46 22/Jun/09 7.5 532 2.0 6.2 54 286 0.006 0.002 0.16 <0.06 76 25 18 <2.0 1.2 0.002 0.128 0.076 <0.0002 <0.001 0.005 0.016 <0.001 0.019 592 13 7.5

47 8/Oct/09 7.8 514 <1 5.8 55 286 0.007 <0.10 <0.06 77 26 19 <2.0 6.7 <0.0002 0.002 625 11 7.4

48 22/Apr/10 7.5 634 <1 8.2 56 288 0.005 0.11 <0.06 79 26 19 <2.0 0.8 <0.0002 0.002 571 11 8.2

49 10/Jun/10 7.5 609 3 <1 7.9 56 290 0.011 0.022 <0.10 <0.03 <0.06 0.44 79 26 20 <2.0 <0.01 0.003 0.136 0.079 <0.0002 <0.001 <0.001 0.002 <0.001 0.001 640 12 8.0

50 14/Oct/10 7.6 599 2.0 8.6 57 288 0.019 0.22 <0.06 85 29 20 <2.0 0.9 0.0003 0.016 488 12 7.7

51 29/Apr/11 7.6 620 <1 8.8 56 283 0.006 <0.10 <0.06 84 39 15 <2.0 0.7 <0.0002 0.018 599 12 8.7

52 22/Jun/11 7.5 610 2 <1 9.6 62 280 0.003 0.022 <0.10 <0.03 <0.06 0.34 83 27 20 <2.0 1.0 0.003 0.127 0.073 <0.0002 <0.001 <0.001 0.016 <0.001 0.002 589 8.9

NITROGEN AS N

Page 41: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-21

BOREHOLE 94-1

W12A LANDFILL

AVG 7.6 612 2.6 0.5 8.2 63 266 0.25 0.02 0.05 0.01 0.8 0.7 79.4 26.4 16.4 0.4 2.7 0.002 0.13 0.066 0.000 0.000 0.005 0.005 0.000 0.007 569 12 7.7

STD 0.3 67 3.2 2.3 3.5 18 23 0.52 0.01 0.06 0.08 7.8 1.0 17.9 6.0 6.4 1.7 12 0.002 0.04 0.018 0.000 0.001 0.026 0.007 0.000 0.014 69 2 0.9

# of samples 75 74 18 74 74 74 74 74 36 59 20 69 20 74 74 74 59 70 32 19 19 72 36 37 73 39 38 54 56 56

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

53 25/Oct/11 7.6 630 <1 9.6 63 276 0.004 <0.10 <0.06 78 26 18 <2.0 1.5 <0.0002 0.002 549 12 7.5

54 26/Apr/12 7.4 580 <1 9.2 62 274 0.039 <0.10 <0.06 79 26 18 <2.0 0.6 <0.0002 0.017 523 10 7.6

55 5/Jun/12 7.5 630 2 <1 9.5 62 290 0.002 0.025 <0.10 <0.03 <0.06 0.25 80 26 16 <2.0 1.6 0.002 0.138 0.073 <0.0002 <0.001 <0.001 0.016 <0.002 <0.002 561 11 7.7

56 17/Oct/12 7.4 650 <1 9.7 66 275 0.004 <0.10 <0.06 82 27 17 <2.0 <1.0 <0.0002 0.016 560 10 7.9

57 24/Apr/13 7.6 670 <1 9.3 68 279 0.005 <0.10 <0.06 84 28 18 <2.0 1.6 <0.0002 0.014 564 11 8.0

58 4/Jun/13 7.5 620 2 <1 9.3 68 276 0.013 0.023 0.10 <0.03 <0.06 0.38 83 27 18 <2.0 <1.0 0.002 0.118 0.070 <0.0002 0.002 <0.001 0.014 <0.002 <0.002 563 12 8.0

59 10/Oct/13 7.5 650 <1 10.3 72 271 0.005 0.13 <0.06 83 28 16 <2.0 <1.0 <0.0002 0.015 568 11 7.9

60 17/Apr/14 7.5 650 <1 10.4 72 275 0.007 <0.10 <0.06 82 26 17 <2.0 0.5 <0.0002 0.013 575 10 8.1

61 3/Jun/14 7.5 660 2 <1 11.2 73 271 0.003 0.024 <0.10 <0.03 <0.06 0.50 87 28 16 <2.0 <1.0 0.002 0.118 0.070 <0.0002 <0.001 <0.001 0.013 <0.002 0.004 578 13 7.762 15/Oct/14 7.4 670 <1 11.2 74 273 0.015 <0.10 0.11 83 27 16 <2.0 <1.0 <0.0002 0.002 581 11 8.5

63 15/Apr/15 7.5 670 <1 11.4 76 273 0.005 <0.10 0.09 83 28 16 <2.0 <1.0 <0.0002 0.017 620 11 7.9

64 10/Jun/15 8.0 660 14 <1 13.0 75 270 0.800 0.028 0.16 <0.10 0.02 0.33 90 28 15 1.1 0.9 0.004 0.130 0.060 <0.0001 <0.005 <0.001 <0.001 <0.0005 0.009 488 13 7.5

65 14/Oct/15 7.5 690 <1 11.4 78 280 0.006 <0.10 <0.06 85 29 16 <2.0 1.5 <0.0002 0.015 621 10 8.3

66 14/Apr/16 7.4 690 <1 11.8 81 277 1.440 0.12 <0.06 86 29 15 <2.0 <1.0 <0.0002 0.016 630 10 8.6

67 14/Jun/16 7.4 680 2 <1 12.0 82 273 1.360 0.026 <0.10 <0.03 <0.06 0.29 86 29 14 <2.0 <1.0 0.004 0.124 0.060 <0.0002 <0.001 <0.001 0.003 <0.002 <0.002 629 8 12.0

68 11/Oct/16 7.5 700 <1 11.3 80 277 1.410 <0.10 <0.06 90 30 14 <2.0 <1.0 0.0002 0.003 631 11 8.4

69 4/Apr/17 7.6 700 <1 12.6 86 280 1.470 <0.10 <0.40 87 29 15 <2.0 1.1 <0.0002 0.003 659 10 7.4

70 13/Jun/17 7.6 640 <2 <1 11.4 85 277 1.420 0.026 <0.10 0.05 <0.40 0.36 84 30 15 <2.0 <1.0 0.004 0.118 0.058 <0.0002 <0.001 <0.001 0.015 <0.002 <0.002 648 15 8.0

71 7/Oct/17 7.5 690 <1 12.3 81 276 1.550 <0.10 <0.40 87 29 14 <2.0 <1.0 <0.0002 0.016 662 13 7.5

72 23/Apr/18 7.5 670 <1 13.2 90 278 1.430 <0.10 <0.40 86 30 14 <2.0 <1.0 <0.0002 <0.001 659 9 8.5

73 5/Jun/18 7.5 700 <1 <1 12.0 82 277 1.370 0.026 0.12 <0.03 <0.40 0.54 86 30 14 <2.0 1.5 0.004 0.113 0.067 <0.0002 <0.001 <0.001 <0.001 <0.002 <0.002 659 11 8.6

74 2/Oct/18 7.5 690 1.0 13.5 93 282 1.330 <0.10 <0.40 89 30 14 <2.0 1.3 <0.0002 0.015 711 12 7.5

75 11/Apr/19 7.5 680 <1 11.4 82 273 1.370 0.12 <0.40 89 31 14 <2.0 1.2 <0.0002 0.022 527 10 7.5

76 11/Jun/19 7.5 710 <2 2.0 12.6 81 277 1.430 0.027 0.11 <0.03 <0.40 0.34 89 31 14 <2.0 1.3 0.004 0.114 0.062 <0.0002 <0.001 <0.001 0.003 <0.002 0.002 580 13 7.5

77 2/Oct/19 7.5 680 2.0 12.7 80 283 1.300 <0.10 <0.40 90 31 13 <2.0 3.9 0.0004 0.003 557 11 7.9.

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

Page 42: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-22

BOREHOLE #94-2

W12A LANDFILL

AVG 7.6 654 3.0 0.9 15.4 76 261 0.82 0.01 0.16 0.00 0.2 0.6 99 22 10 2.1 2.4 0.00 0.46 0.15 0.00 0.00 0.00 0.00 0.00 0.00 587 14 7.9

STD 0.3 237 3.8 34 26 35 1.1 0.01 0.0 0.00 0.7 29 12 2.1 0.3 0.7 0.00 0.20 0.16 0.00 0.00 0.00 0.00 0.00 0.00 72 4.0 1.0

# of samples 35 35 1 35 35 35 35 35 7 29 3 35 1 35 35 35 29 33 8 7 8 35 9 9 35 9 9 26 28 28

DATE PH COND- COD PHENOLS Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 24/Sep/92

2 17/Dec/93

3 18/Feb/94

4 3/Nov/94 8.2 439 3.0 4 34 242 1.370 0.020 0.12 0.00 0.00 73 17 7 2 2.7 0.002 0.380 0.030 0.0000 0.000 0.000 0.000 0.002 0.000

5 16/Jun/95

6 31/Oct/95 7.4 1,946 0.0 209 33 408 0.007 0.020 3.09 255 90 8 0.0000 0.000 0.004 0.000 0.000 0.008

7 11/Jun/96 7.9 506 0.0 9 32 250 0.000 0.040 0.41 93 19 10 0.0000 0.000 0.002 0.000 0.000 0.001

8 14/Jun/97 8.1 500 0.0 40 35 240 0.000 0.002 0.13 79 20 10 2.2 0.000 0.610 0.280 0.0000 0.000 0.002 0.000 0.001 0.002

9 15/Jun/98 8.1 532 16.0 17 40 252 0.001 0.008 0.37 84 17 8 1.8 0.010 0.610 0.230 0.0006 0.000 0.001 0.001 0.000 0.010

10 15/Jun/99 8.0 539 0.0 5 36 328 0.008 0.004 0.38 84 18 10 2.5 0.000 0.150 0.510 0.0000 0.000 0.003 0.001 0.000 0.008

11 19/Jun/00 7.9 561 0.0 4 48 272 0.052 0.003 0.02 106 33 21 0.0 0.000 0.220 0.070 0.0000 0.001 0.003 0.002 0.000 0.002

12 27/Jun/01 7.9 786 0.0 7 50 362 0.055 0.12 0.03 98 19 11 3 2.7 0.0005 0.000 18 7.6

13 4/Jul/02 8.0 561 1.1 5 58 242 0.021 0.13 0.01 83 15 10 4 2.7 0.000 0.661 0.022 0.0003 0.000 0.005 0.002 0.000 0.000 18 8.1

14 23/Oct/03 7.7 577 0.0 6 53 234 0.025 0.16 <0.03 0.22 79 16 7 2 2.4 0.0000 0.005 492 13 7.8

15 17/Aug/04 7.5 577 1.2 6 62 238 0.010 0.15 0.00 80 19 8 2 2.1 0.0000 0.000 388 23 7.7

16 11/Jul/05 7.7 593 3 <1 6 53 224 0.004 0.16 <0.03 <0.06 0.55 74 17 8 <2 4.1 <0.001 0.615 0.040 <0.0002 <0.002 0.009 <0.002 <0.002 <0.004 408 20 7.3

17 23/Jun/06 7.6 604 <1 7 59 252 0.004 <0.10 <0.06 81 18 8 2 2.5 <0.0002 <0.002 558 17 7.5

18 20/Jun/07 7.7 607 <1 8 65 252 0.006 <0.10 0.15 91 18 9 2 2.3 <0.0002 0.002 648 12 7.3

19 26/Jun/08 7.3 363 3 7 97 258 0.015 0.23 0.20 89 18 9 2 2.5 <0.001 0.050 <0.0002 0.002 610 19 7.8

20 22/Jun/09 7.6 503 2 7 65 251 0.011 0.21 0.08 89 18 10 <2 2.6 <0.0002 0.011 617 11 7.4

21 23/Jun/10 7.5 616 1 8 77 264 0.003 0.19 <0.06 97 19 10 2 1.0 <0.0002 0.002 629 19 7.8

22 22/Jun/11 7.5 600 <1 9 82 255 0.004 0.18 <0.06 97 20 10 2 2.7 <0.0002 0.013 586 11 8.0

23 27/Jun/12 7.5 650 <1 9 83 251 0.004 0.26 <0.06 98 20 9 2 1.7 <0.0002 0.012 555 16 7.7

24 10/Jun/13 7.6 650 <1 9 93 257 0.011 0.17 <0.06 99 20 10 2 1.6 <0.0002 0.012 569 14 7.9

25 19/Jun/14 7.5 690 <1 10 94 256 0.011 0.18 <0.06 100 20 11 2 2.6 <0.0002 0.012 579 18 7.7

26 22/Apr/15 7.3 660 <1 10 95 253 0.059 0.16 <0.06 100 20 10 2 2.5 <0.0002 0.002 614 6 8.0

27 10/Jun/15 8.0 660 <1 11 89 250 2.300 0.18 <0.01 100 20 9 2 2.2 <0.0001 <0.001 535 17 7.5

28 26/Oct/15 7.5 660 <1 10 95 260 0.017 0.17 <0.06 100 20 9 2 2.6 <0.0002 <0.0012 660 12 7.5

29 19/Apr/16 7.4 670 4 10 100 255 2.190 0.22 <0.06 100 20 10 2 2.5 <0.0002 0.012 621 10 8.3

30 14/Jun/16 7.3 680 <1 10 98 251 2.120 0.17 0.28 101 20 10 2 2.3 <0.0002 0.002 626 8 12.6

31 10/Apr/17 7.5 670 <1 9 109 255 2.380 0.21 <0.40 103 21 9 2 3.0 <0.0002 0.002 648 10 7.6

32 27/Jun/17 7.1 700 <1 11 105 254 2.270 0.15 <0.40 105 21 10 2 2.8 <0.0002 0.011 647 11 8.0

33 17/Oct/17 7.5 690 <1 12 100 250 2.290 <0.10 <0.40 102 20 11 2 2.6 0.0002 0.012 643 11 6.8

34 23/Apr/18 7.4 680 <1 11 106 250 2.400 0.17 <0.40 107 21 9 2 2.3 0.0002 <0.001 646 11 8.4

35 5/Jun/18 7.4 700 <1 10 102 249 2.390 0.18 <0.40 100 20 9 2 2.0 <0.0002 <0.001 644 10 8.8

36 2/Oct/18 7.6 680 <1 12 109 254 1.250 0.14 <0.40 103 20 10 2 2.5 <0.0002 0.001 687 12 7.6

37 11/Apr/19 7.5 680 <1 11 104 248 2.230 0.19 <0.40 104 21 10 2 2.5 <0.0002 0.002 516 9 7.6

38 12/Jun/19 7.4 690 1 12 108 250 2.530 0.21 <0.40 106 21 10 2 2.7 <0.0002 0.002 547 11 7.4

39 1/Oct/19 7.6 680 <1 11 102 254 2.550 0.18 <0.40 105 20 10 2 3.9 <0.0002 0.002 589 13 8.0

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 43: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-23

BOREHOLE 94-3

W12A LANDFILL

AVG 7.7 585 2 0.8 4.9 42 280 0.3 0.02 0.05 0.02 0.6 0.5 74 26 18 0.4 1.3 0.003 0.3 0.048 0.0000 0.000 0.002 0.005 0.000 0.007 530 11 7.6

STD 0.3 67 2 2.7 2.6 15 24 0.6 0.02 0.05 0.08 8.1 0.2 18 5 7 0.7 2.6 0.004 0.1 0.018 0.0001 0.001 0.008 0.007 0.000 0.014 61 2 0.8

# of samples 75 75 18 74 75 75 75 74 34 60 21 71 21 75 75 75 59 71 33 19 20 72 36 35 72 37 37 54 57 55

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 3/Nov/94 8.1 553 8.0 5.0 62 262 0.310 0.030 0.08 0.00 0.00 73 29 18 2.50 1.9 0.0000 0.000 0.000 0.000 0.001 0.000

2 21/Feb/95

3 15/Jun/95

4 14/Nov/95 8.0 577 0.0 5.9 40 282 0.000 0.110 0.01 13 6 18 0.0000 0.000 0.002 0.000 0.000 0.003

5 19/Feb/96

6 11/Jun/96 7.8 562 0.0 7.5 38 226 0.000 0.010 0.07 65 25 19 0.0000 0.000 0.001 0.000 0.000 0.000

7 31/Oct/96 8.3 512 4.0 9.5 43 262 0.000 0.010 0.07 73 26 24 0.0000 0.000 0.001 0.000 0.000 0.001

8 24/Apr/97 7.9 556 0.0 7.5 43 274 0.002 0.011 0.00 75 23 18 1.5 0.000 0.0000 0.000 0.000 0.000 0.000 0.005

9 14/Jun/97 8.2 536 0.0 3.5 44 242 0.000 0.008 0.09 59 28 19 0.5 0.002 0.0000 0.000 0.005 0.002 0.001 0.009

10 27/Oct/97 8.0 617 0.0 7.4 53 290 0.000 0.013 0.21 74 21 22 0.8 0.004 0.0000 0.000 0.000 0.000 0.000 0.005

11 27/Apr/98 7.8 552 4.0 5.2 44 276 0.000 0.007 0.00 74 25 20 0.5 0.020 0.0000 0.000 0.002 0.000 0.000 0.025

12 15/Jun/98 8.6 565 0.0 16.6 41 282 0.000 0.021 0.00 74 25 16 0.6 0.010 0.0000 0.000 0.001 0.000 0.000 0.014

13 6/Oct/98 7.9 592 0.0 4.3 42 270 0.001 0.008 0.00 70 25 23 0.6 0.003 0.0000 0.000 0.000 0.003 0.000 0.003

14 30/Apr/99 7.9 580 1.5 5.6 44 282 0.012 0.005 0.38 68 22 19 0.8 0.003 0.0000 0.000 0.004 0.000 0.013

15 15/Jun/99 7.9 551 0.0 4.9 35 272 0.041 0.005 0.29 79 25 21 1.0 0.000 0.0000 0.000 0.009 0.000 0.000 0.009

16 8/Oct/99 7.7 602 6.0 14.4 48 346 0.036 0.004 1.93 69 29 27 0.8 0.002 0.0000 0.004 0.020 0.001 0.000 0.075

17 23/May/00 7.7 547 0.0 4.5 47 284 0.062 0.005 0.05 207 64 69 0.8 0.002 0.0000 0.002 0.002 0.002 0.000 0.001

18 19/Jun/00 8.0 598 0.0 4.1 34 250 0.058 0.004 0.01 115 37 30 0.0 0.003 0.0000 0.001 0.000 0.003 0.000 0.002

19 16/Oct/00 7.9 565 13.0 4.7 35 282 0.050 0.025 0.11 76 25 19 0.7 0.003 0.0000 0.002 0.001 0.002 0.000 0.015

20 5/May/01 8.0 556 0.0 3.8 30 290 0.013 0.00 0.00 79 26 20 0.6 0.000 0.006

21 26/Jun/01 7.9 534 1.5 4.6 41 264 0.048 0.016 0.05 0.06 0.09 0.49 78 26 25 2.30 1.2 0.0004 0.001 0.000 0.000 0.000 0.013 13 7.4

22 15/Oct/01 8.0 526 0.0 4.9 37 256 0.037 0.06 81 22 18 2.35 0.000 0.000 11 7.5

23 25/Apr/02 7.8 563 2.8 4.3 117 224 0.042 0.000 0.08 0.00 0.04 0.32 80 23 18 1.76 0.9 0.000 0.124 0.000 0.0000 0.000 0.009 0.002 0.000 0.000 536 10 7.8

24 5/Jul/02 7.8 585 4 0.0 4.0 40 280 0.047 0.018 0.08 0.00 0.01 0.86 69 23 18 3.44 1.1 0.000 0.284 0.042 0.0000 0.000 0.003 0.000 0.000 0.000 11 8.2

25 16/Oct/02 7.9 569 0.0 6.3 81 284 0.032 0.06 76 28 20 3.02 0.8 0.0000 10 7.5

26 1/May/03 7.9 583 0.0 4.0 41 284 1.826 0.00 72 27 16 1.24 0.9 0.0003 0.000 544 12 6.9

27 15/Jul/03 7.7 955 <2 1.5 3.7 31 290 0.008 0.00 0.00 0.00 1.02 70 26 15 <2.00 0.5 0.002 0.221 0.052 0.0004 0.000 0.000 0.003 0.000 0.013 519 12 7.2

28 22/Oct/03 7.9 569 0.8 6.3 81 284 0.032 0.06 76 28 20 3.02 0.8 0.0000 0.000 494 10 7.2

29 27/Apr/04 7.6 580 0.0 3.6 32 266 0.014 <0.10 <0.06 68 28 16 <2.00 0.7 0.0000 0.005 509 10

30 9/Aug/04 7.3 584 2 0.0 7.2 37 268 0.016 <0.10 <0.0001 0.12 0.87 65 27 14 <2.00 1.0 0.003 0.224 0.007 0.0000 0.000 0.031 0.000 0.000 0.000 428 14

31 22/Oct/04 7.4 586 0.0 3.6 36 284 0.042 <0.10 <0.06 68 28 14 <2.00 1.9 0.0000 0.000 437 10 6.7

32 28/Apr/05 6.5 683 1.0 3.4 43 138 0.022 0.16 40.80 69 29 14 <2.00 19.1 <0.0002 <0.002 538 10 6.5

33 11/May/05 7.8 591 3.7 36 276 <0.10 <0.06 68 26 14 <2.00 0.8 424 11 7.5

34 7/Jul/05 7.7 539 <1 3.5 34 278 0.058 <0.10 <0.06 0.65 65 27 14 <2.00 1.9 <0.001 0.020 <0.0002 <0.002 442 16

35 13/Oct/05 7.6 595 <1 3.1 29 269 0.006 0.14 <0.06 64 25 12 <2.00 2.1 <0.0002 <0.002 318 12 6.4

36 2/May/06 7.6 584 <1 2.9 28 274 0.108 <0.10 <0.06 65 27 12 <2.00 3.8 <0.0002 <0.002 507 14 6.8

37 20/Jun/06 7.6 584 <2 <1 3.5 28 268 0.015 0.014 0.14 <0.03 <0.06 0.82 63 25 12 <2.00 0.9 0.003 0.226 0.051 <0.0002 <0.002 <0.002 <0.002 <0.002 <0.004 567 13 7.4

38 2/Oct/06 7.5 590 1 4.4 28 286 0.061 <0.10 0.2 67 27 14 <2.00 1.0 <0.0002 <0.002 482 12 7.2

39 4/Apr/07 8.0 734 <1 3.1 31 274 0.020 0.16 <0.06 70 27 12 <2.00 1.6 <0.0002 <0.001 600 9 7.2

40 7/Jun/07 7.7 598 <2 <1 2.7 29 286 0.003 0.016 0.12 0.25 <0.06 0.24 66 25 13 <2.00 1.2 0.003 0.235 0.053 <0.0002 <0.0001 <0.0001 0.006 <0.0001 0.004 491 14 7.5

41 24/Aug/07 7.5 572 <2 <1 2.7 26 284 0.006 0.015 <0.10 <0.03 <0.06 0.32 69 26 14 <2.00 1.0 0.003 0.227 0.045 <0.0002 <0.0001 <0.0001 0.002 <0.0001 0.013 588 14 5.1

42 19/Oct/07 7.5 625 <1 3.1 29 294 0.005 <0.10 <0.06 72 28 14 <2.00 0.8 <0.0002 0.002 471 12 6.9

43 3/Apr/08 7.7 441 <1 3.4 29 270 0.025 <0.10 <0.06 68 28 15 <2.00 1.2 <0.0002 0.002 576 10 7.7

44 24/Jun/08 7.6 360 6 6 3.0 30 292 0.015 0.016 0.16 <0.03 <0.06 0.29 69 25 14 <2.00 0.3 0.003 0.245 0.050 <0.0002 <0.001 <0.0001 0.002 <0.0001 <0.001 579 13 7.9

45 7/Oct/08 7.5 570 <1 2.8 30 268 0.036 0.19 <0.06 67 27 14 <2.00 1.5 <0.0002 0.003 546 11 7.8

46 21/Apr/09 7.6 484 <1 2.8 28 304 0.004 <0.10 <0.06 71 26 13 <2.00 7.2 <0.0002 0.002 570 11 7.2

47 23/Jun/09 7.6 503 <2 <1 2.7 29 294 0.014 0.018 0.14 <0.03 <0.06 0.26 66 24 14 <2.00 1.0 0.003 0.249 0.051 <0.0002 <0.001 <0.0001 0.018 <0.0001 0.003 560 11 7.1

48 8/Oct/09 7.4 464 <1 2.3 28 297 0.012 <0.10 <0.06 77 26 14 <2.00 0.7 <0.0002 0.016 595 11 7.8

49 22/Apr/10 7.6 593 <1 3.9 28 305 0.003 0.10 <0.06 73 26 14 <2.00 2.4 <0.0002 0.002 551 11 8.2

50 9/Jun/10 7.5 577 3 <1 4.0 29 304 0.013 0.018 <0.10 <0.03 <0.06 0.62 73 26 15 <2.00 0.8 0.003 0.257 0.056 <0.0002 <0.001 <0.001 0.032 <0.001 0.002 599 11 7.6

51 18/Oct/10 7.5 579 <1 4.4 31 307 0.004 <0.10 <0.06 78 26 18 <2.00 0.7 <0.0002 0.016 463 10 7.9

52 27/Apr/11 7.6 610 <1 3.9 30 298 0.006 <0.10 <0.06 67 24 13 <2.00 0.9 <0.0002 0.018 553 11 7.4

NITROGEN AS N

Page 44: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-23

BOREHOLE 94-3

W12A LANDFILL

AVG 7.7 585 2 0.8 4.9 42 280 0.3 0.02 0.05 0.02 0.6 0.5 74 26 18 0.4 1.3 0.003 0.3 0.048 0.0000 0.000 0.002 0.005 0.000 0.007 530 11 7.6

STD 0.3 67 2 2.7 2.6 15 24 0.6 0.02 0.05 0.08 8.1 0.2 18 5 7 0.7 2.6 0.004 0.1 0.018 0.0001 0.001 0.008 0.007 0.000 0.014 61 2 0.8

# of samples 75 75 18 74 75 75 75 74 34 60 21 71 21 75 75 75 59 71 33 19 20 72 36 35 72 37 37 54 57 55

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

53 2/Jun/11 7.6 550 2 3 3.5 84 299 0.004 0.019 <0.10 <0.03 <0.06 0.67 73 26 15 <2.00 <0.5 0.003 0.279 0.048 <0.0002 <0.001 <0.001 0.017 <0.001 0.013 608 11 7.6

54 20/Oct/11 7.6 630 <1 4.3 31 298 0.074 <0.10 <0.06 74 26 14 <2.00 <0.5 <0.0002 0.002 515 10 7.5

55 26/Apr/12 7.4 540 <1 4.1 31 297 0.152 <0.10 <0.06 77 26 15 <2.00 0.6 <0.0002 0.019 521 10 7.9

56 5/Jun/12 7.5 590 2 <1 4.6 34 294 0.002 0.019 <0.10 <0.03 <0.06 0.30 75 26 15 <2.00 1.9 0.003 0.259 0.054 <0.0002 <0.001 <0.001 0.015 <0.002 <0.002 520 11 7.8

57 16/Oct/12 7.4 600 <1 4.7 35 296 0.004 <0.10 <0.06 75 25 15 <2.00 <1.0 <0.0002 0.015 518 10 7.8

58 22/Apr/13 7.5 600 <1 4.0 37 293 0.007 <0.10 <0.06 71 24 15 <2.00 1.5 <0.0002 0.014 521 11 7.9

59 3/Jun/13 7.5 590 <2 <1 3.9 38 290 0.010 0.018 <0.10 <0.03 <0.06 0.40 77 26 18 <2.00 <1.0 0.003 0.249 0.056 <0.0002 <0.001 <0.001 0.015 <0.002 0.003 522 12 7.9

60 9/Oct/13 7.5 610 <1 4.5 40 287 0.009 0.14 <0.06 77 26 15 <2.00 <1.0 <0.0002 0.015 528 11 7.7

61 16/Apr/14 7.5 600 <1 4.4 40 294 0.013 <0.10 <0.06 75 24 17 <2.00 1.5 <0.0002 0.013 528 10 8.2

62 2/Jun/14 7.5 610 3 <1 5.0 41 287 0.008 0.019 <0.10 <0.03 <0.06 0.41 75 25 16 <2.00 <1.0 0.003 0.276 0.053 <0.0002 <0.001 <0.001 0.003 <0.002 0.003 531 13 7.9

63 14/Oct/14 7.4 610 <1 4.8 41 287 0.050 0.10 <0.06 74 24 17 <2.00 <1.0 <0.0002 0.002 533 12 8.4

64 14/Apr/15 7.5 600 <1 4.7 42 286 0.004 <0.10 <0.06 76 25 17 <2.00 <1.0 <0.0002 0.017 564 11 7.9

65 10/Jun/15 8.0 600 <4.0 <1 4.0 42 290 1.500 0.020 0.08 <0.010 <0.10 0.18 76 24 18 1.20 0.7 0.005 0.270 0.059 <0.0001 <0.005 <0.001 <0.001 <0.0005 <0.005 414 11 7.1

66 16/Oct/15 7.5 610 <1 4.5 44 292 0.004 <0.10 <0.06 74 24 19 <2.00 1.2 <0.0002 0.015 560 10 8.2

67 7/Apr/16 7.4 620 2 3.6 47 284 1.570 0.13 <0.06 75 24 18 <2.00 <1.0 <0.0002 0.001 559 9 8.6

68 21/Jun/16 7.3 610 2 <1 3.5 46 284 1.540 0.019 0.21 <0.03 <0.06 0.33 77 24 19 <2.00 <1.0 0.005 0.257 0.057 <0.0002 <0.001 <0.001 0.002 <0.002 <0.002 595 7 11.0

69 11/Oct/16 7.6 620 1 3.5 45 286 1.540 <0.10 <0.06 78 25 18 <2.00 1.0 0.0002 0.002 565 11 8.9

70 12/Apr/17 7.5 600 <1 3.4 50 286 1.620 <0.10 <0.40 75 24 19 <2.00 <1.0 <0.0002 0.002 588 10 7.9

71 13/Jun/17 7.6 700 8 <1 16.5 85 259 1.450 0.019 0.15 0.05 <0.40 0.40 73 24 21 <2.00 2.6 0.005 0.224 0.058 <0.0002 <0.001 <0.001 0.015 <0.002 <0.002 647 11 8.0

72 7/Oct/17 7.5 620 2 4.0 47 281 1.560 <0.10 <0.40 76 24 19 <2.00 1.8 <0.0002 0.014 589 12 7.5

73 5/Apr/18 7.5 600 2 5.4 53 283 1.560 <0.10 <0.40 77 24 20 <2.00 2.0 <0.0002 0.002 589 9 8

74 4/Jun/18 7.5 620 3 <1 4.5 48 281 1.550 0.018 <0.10 <0.03 <0.40 0.41 78 24 20 <2.00 <1.0 0.005 0.250 0.068 <0.0002 <0.001 <0.001 <0.001 <0.002 <0.002 585 10 8.5

75 1/Oct/18 7.5 620 <1 4.9 55 287 1.540 <0.10 <0.40 78 24 20 <2.00 1.9 <0.0002 0.002 629 10 7.5

76 2/Apr/19 7.7 610 <1 6.9 53 268 1.540 0.11 <0.40 76 24 20 <2.00 <1.0 0.0003 0.003 457 7.6

77 10/Jun/19 7.5 610 5 <1 5.4 49 278 1.550 0.018 0.11 <0.03 <0.40 0.34 76 24 21 <2.00 <1.0 0.005 0.535 0.072 <0.0002 <0.001 <0.001 0.002 <0.002 0.013 483 11 7.4

78 7/Oct/19 7.6 590 1 5.7 51 285 1.550 0.15 <0.40 77 24 22 <2.00 1.1 <0.0002 0.002 483 11 7.4

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

Page 45: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-24

BOREHOLE #01-3a

W12A LANDFILL

AVG 7.6 582 0 11 56 242 0.80 0.13 0.02 0.7 91 18 5.1 0.2 2.3 0.00 0.40 0.05 0.00 0.00 0.01 0.00 0.00 0.01 514 14 7.8

STD 0.2 93 1 5 16.5 16.5 1.22 0.02 0.05 0.03 13.9 2.7 0.9 1.1 0.5 0.0 0.1 0.03 0.00 0.00 0.00 0.00 0.00 0.00 75 3.1 1.5

# of samples 17 17 17 17 17 17 17 17 16 2 17 17 17 17 17 2 2 3 17 2 2 17 2 2 17 17 15

DATE PH COND- COD PHENOLS Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 24/Jul/02 7.9 477 0 5 36 224 0.044 0.16 0.01 75 13 5.6 2.61 2.7 0.246 0.080 0.0000 0.000 0.013 0.000 0.000 0.006 13 7.5

2 15/Jul/03 7.9 517 0 4 42 230 0.009 0.15 0.05 75 16 4.5 0.00 2.8 0.0000 0.003 449 15 7.9

3 9/Aug/04 7.5 540 <1 5 47 224 0.016 0.10 0.14 74 16 4.0 <2.00 2.4 <0.0002 0.003 384 18

4 7/Jul/05 7.6 539 <1 7 43 222 0.008 0.13 <0.06 0.66 73 17 4.5 <2.00 1.6 0.003 0.060 <0.0002 <0.002 447 22

5 22/Jun/06 7.7 551 <1 9 40 208 0.015 <0.10 <0.06 71 15 3.7 <2.00 2.5 <0.0002 <0.002 513 16 7.3

6 28/Jun/07 7.7 562 <1 9 43 242 0.006 0.16 <0.06 82 16 4.3 <2.00 2.2 <0.0002 0.002 572 18 7.2

7 24/Jun/08 7.5 358 3 11 49 228 0.021 0.19 0.12 87 17 4.5 <2.00 2.7 <0.0002 0.001 566 13 8.1

8 26/Jun/09 7.6 501 <1 11 47 248 0.003 0.13 <0.06 92 18 5.0 <2.00 2.2 <0.0002 0.002 553 13 7.2

9 10/Jun/10 7.6 574 <1 13 52 257 0.006 0.15 <0.06 92 18 5.5 <2.00 2.0 <0.0002 0.003 606 13 7.8

10 2/Jun/11 7.6 560 6 1.0 14 54 253 0.002 0.021 0.15 <0.03 <0.06 0.71 90 18 5.8 <2.00 2.3 <0.001 0.544 0.016 <0.0002 <0.001 <0.001 0.012 <0.001 0.014 568 13 7.6

11 28/Jun/12 7.6 610 <1 13 55 248 0.004 0.12 <0.06 92 19 7.9 <2.00 1.8 <0.0002 0.012 575 14 7.7

12 25/Jun/13 7.4 640 <1 15 65 253 0.008 0.17 <0.06 101 21 5.3 <2.00 2.0 <0.0002 0.012 552 14 7.8

13 25/Jun/14

14 25/Jun/15 8.0 650 <1 19 68 250 2.400 0.15 <0.01 110 21 5.1 1.50 2.3 <0.0001 <0.001 468 12 5.3

15 21/Jun/16 7.4 690 <1 19 79 234 2.620 0.17 <0.06 106 21 4.7 <2.00 3.2 <0.0002 0.002 623 8 12.7

16 13/Jun/17 7.6 710 <1 4 54 269 2.690 <0.10 <0.40 100 22 6.2 <2.00 1.4 <0.0002 0.013 645 14 7.5

17 4/Jun/18 7.4 700 <1 17 85 258 2.810 0.16 <0.40 110 22 4.7 <2.00 2.7 <0.0002 0.002 670 11 8.6

18 10/Jun/19 7.4 720 <1 19 96 263 2.880 0.17 <0.40 114 23 5.2 <2.00 1.7 <0.0002 0.003 547 11 7.4

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Tubing broke off into well, No sample taken

Page 46: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-25

BOREHOLE #01-12a

W12A LANDFILL

AVG 7.2 1050 <1 29 185 377 2.59 0.12 0.01 120 57 25.1 2.3 0.8 0.00 0.01 999 10 8.0

STD 0.1 28 0 6 15 6.1 1.09 0.02 0.00 2.7 1.9 0.8 0.1 0.2 0.00 0.01 91 1.4 0.9

# of samples 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 13 14 13

DATE pH COND- PHENOLS Cl SO4 ALKALINITY Fe Ca Mg Na K DOC Al As Ba B Cd Cr Cu Ni Pb Se Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 23/Apr/15 7.1 960 <1 35 171 371 0.014 0.13 0.09 119 57 25 3 <1.0 <0.0002 0.003 1153 10 7.5

2 19/Oct/15 7.3 1,050 <1 36 167 380 0.016 0.12 <0.06 117 55 25 2 1.2 <0.0002 0.017 1108 11 7.6

3 13/Apr/16 7.2 1,050 3 36 168 372 3.510 0.17 <0.06 119 56 24 2 1.0 0.0002 0.004 966 9 8.2

4 7/Jun/16 7.2 1,060 2 39 167 368 3.210 0.14 <0.06 115 53 27 2 1.4 0.0003 0.003 970 7 10.9

5 17/Oct/16 7.2 1,070 <1 33 170 374 3.600 0.14 <0.06 122 56 25 2 1.3 <0.0002 0.003 964 14 7.9

6 10/Apr/17 7.1 1,030 <1 30 183 376 2.920 <0.10 <0.40 116 55 25 2 <1.0 <0.0002 0.004 996 11 7.7

7 27/Jun/17 7.4 1,080 <1 31 183 376 2.720 <0.10 <0.40 119 55 25 2 1.2 <0.0002 0.016 1000 11 8.0

8 11/Oct/17 7.2 1,060 <1 28 192 374 2.900 0.11 <0.40 122 56 25 2 <1.0 <0.0002 0.016 1018 10 7.1

9 19/Apr/18 7.2 1,040 <1 25 204 379 3.000 0.13 <0.40 123 59 24 2 1.2 <0.0002 <0.0001 1034 9 8.5

10 6/Jun/18 7.2 1,050 <1 29 184 372 2.930 0.11 <0.40 115 56 25 2 <1.0 0.0005 <0.0001 1012 11 8.3

11 3/Oct/18 7.2 1,070 <1 22 196 388 2.990 0.13 <0.40 122 59 25 2 1.9 0.0002 0.002 1099 11 7.3

12 11/Apr/19 7.3 1,060 <1 23 196 378 2.490 0.15 <0.40 121 58 26 2 <1.0 0.0002 0.003 803 9 7.3

13 12/Jun/19 7.3 1,060 <1 24 208 379 2.960 0.16 <0.40 121 59 26 2 1.2 <0.0002 0.005 865 12 7.2

14 3/Oct/19 7.3 1,060 1 20 207 391 3.030 0.12 <0.40 122 59 25 2 1.3 0.0002 0.005 10

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 47: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-26

BOREHOLE 01-12b

W12A LANDFILL

AVG 7.5 961 0.5 54 75 375 0.86 0.1 0.02 0.0 0.02 106 50 20 0.5 1.2 0.0 0.0 0.0 0.0 0.0 0.0 0.0 837 12 7.8

STD 0.2 229 5.9 9 26 30 0.88 0.0 0.05 0.07 8 2 2 0.2 0.5 0.0 0.0 119 2 1.0

# of samples 28 28 28 28 28 28 27 1 28 2 27 28 28 28 28 28 1 28 1 1 28 1 1 26 27 28

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 26/Jun/02 7.7 1,952 0 66.4 64 360 0.039 0.053 0.09 0.14 103 45 20 2.61 1.20 0.000 0.0002 0.000 0.003 0.000 0.000 0.000 13 7.9

2 15/Jul/03 7.8 508 0 64.4 137 286 0.095 0.00 0.20 103 51 20 2.01 1.10 0.0000 0.003 786 13 7.9

3 11/Aug/04 7.5 949 <1 77.2 53 324 <0.10 0.01 90 49 17 <2.00 1.50 0.0000 0.004 551 16 7.0

4 12/Jul/05 7.6 1,050 <1 78.1 55 316 0.003 <0.10 <0.06 89 48 19 <2.0 2.00 <0.0002 <0.002 495 15 7.4

5 6/Jul/06 7.6 947 <1 68.9 52 326 0.026 0.14 <0.03 <0.06 88 47 18 <2.00 1.00 <0.0002 <0.002 13 7.3

6 18/Jun/07 7.6 926 <1 62.3 55 354 0.006 <0.10 <0.06 95 46 18 <2.00 2.09 <0.0002 0.002 730 15 7.5

7 19/Jun/08 7.7 554 14 61.0 54 336 0.003 <0.10 0.06 98 47 19 <2.00 1.67 <0.0002 0.002 906 12 8.0

8 5/Jun/09 7.6 693 <1 48.8 53 381 0.003 0.15 <0.06 104 49 18 <2.00 <0.01 <0.0002 0.002 890 13 7.2

9 11/Jun/10 7.4 878 <1 47.8 56 387 0.004 <0.10 <0.06 102 47 20 2.20 1.41 <0.0002 0.003 909 12 7.5

10 22/Jun/11 7.6 870 <1 47.9 61 380 0.005 <0.10 <0.06 102 48 19 <2.00 1.00 <0.0002 0.016 848 14 7.5

11 27/Jun/12 7.4 940 <1 45.5 63 390 0.003 <0.10 <0.06 108 50 18 <2.00 0.65 <0.0002 0.013 894 20 7.5

12 4/Jun/13 7.4 910 <1 46.0 65 393 0.002 <0.10 <0.06 109 51 20 <2.00 <1.00 <0.0002 0.013 815 12 7.9

13 18/Jun/14 7.4 990 <1 49.8 69 394 0.009 <0.10 <0.06 110 50 20 <2.00 <1.00 <0.0002 0.013 833 7.5

14 20/Apr/15 7.3 1050 <1 50.3 71 392 0.002 <0.10 0.06 109 50 21 2.20 1.10 <0.0002 0.003 893 11 7.8

15 11/Jun/15 7.9 950 <1 45.0 67 390 1.500 0.06 <0.010 110 51 20 1.80 0.99 <0.0001 <0.001 655 11 7.0

16 5/Oct/15 7.4 970 <1 49.8 71 401 0.022 <0.10 <0.06 108 50 21 <2.00 1.90 <0.0002 0.014 894 11 8.0

17 13/Apr/16 7.0 980 <1 53.6 75 350 1.850 <0.10 <0.06 113 52 20 <2.00 1.00 <0.0002 0.004 895 9 8.2

18 7/Jun/16 7.3 980 <1 51.8 74 393 1.490 <0.10 <0.06 106 49 21 2.25 1.70 0.0003 0.004 871 8 12.5

19 17/Oct/16 7.4 990 <1 51.9 74 394 1.690 <0.10 <0.06 114 52 21 <2.00 2.40 <0.0002 0.003 897 12 8.0

20 10/Apr/17 7.4 960 <1 49.0 77 398 1.800 <0.10 <0.40 111 51 21 <2.00 1.10 <0.0002 0.004 938 11 7.4

21 27/Jun/17 7.4 1020 <1 49.2 183 395 1.840 <0.10 <0.40 113 55 25 2.20 1.20 <0.0002 0.016 940 12 8.2

22 11/Oct/17 7.4 980 <1 50.6 77 394 1.820 <0.10 <0.40 114 50 21 <2.00 1.70 <0.0002 0.014 932 10 7.1

23 19/Apr/18 7.4 970 <1 51.5 81 391 1.870 <0.10 <0.40 113 51 21 <2.00 1.10 0.0003 <0.001 935 9 8.5

24 6/Jun/18 7.3 980 <1 52.5 78 389 1.860 <0.10 <0.40 108 51 21 <2.00 <1.0 0.0003 <0.001 935 11 8.6

25 3/Oct/18 7.4 980 <1 50 85 399 1.810 <0.10 <0.40 112 51 21 <2.00 1.9 0.0005 0.003 1000 11 7.6

26 11/Apr/19 7.5 980 <1 46.9 77 392 1.850 <0.10 <0.40 112 51 22 <2.00 1.10 0.0004 0.003 751 9 7.5

27 12/Jun/19 7.4 970 <1 48.8 86 392 1.870 <0.10 <0.40 114 52 22 <2.00 1.40 <0.0002 0.005 804 12 7.4

28 3/Oct/19 7.5 970 1.0 49.3 78 400 1.790 <0.10 <0.40 111 50 22 <2.00 2.70 0.0004 0.005 769 10 7.4

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 48: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-27

BOREHOLE 01-13

W12A LANDFILL

AVG 7.2 1110 0.5 7.7 268 358 1.9 0.06 0.0 182 37 11 4 1 0.00 0.01 1013 11.1 7.8

STD 0.2 164 1 2 64 72 1 0 0 36 5 3 1 0 0.00 0.00 275 2 1.4

# of samples 16 16 16 16 16 16 16 15 16 16 16 16 16 16 16 16 15 15 16

DATE pH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 24/Jun/02 7.7 1,136 1 4.2 336 394 0.04 0.06 0.11 165 48 10 7.17 1.8 0.0000 0.000 14 7.4

2 14/Jun/04 7.6 497 0 2.0 41 254 1.33 0.00 61 21 21 <2.00 0.6 0.0000 0.000 548 7.4

3 30/Apr/15 7.0 1,240 <1 6.9 317 380 0.11 <0.10 <0.06 217 38 11 4.28 <1.0 <0.0002 0.011 1153 10 7.5

4 19/Oct/15 7.1 1,210 <1 6.9 290 389 0.06 0.11 <0.06 210 36 11 4.35 1.1 <0.0002 0.012 1108 11 7.6

5 14/Apr/16 7.1 1,190 2 6.5 305 380 2.54 0.15 <0.06 204 38 10 3.88 <1.0 <0.0002 0.012 1088 10 8.2

6 21/Jun/16 7.1 1,190 4 6.7 291 384 3.56 0.24 <0.06 224 38 10 4.68 1.0 0.0002 0.006 1136 7 12.9

7 19/Oct/16 7.2 1,130 <1 6.6 293 381 2.13 <0.10 <0.06 203 36 11 4.05 1.6 <0.0002 0.004 1088 12 8.2

8 24/Apr/17 7.0 1,180 <1 6.3 301 397 2.32 <0.10 <0.40 201 37 10 3.90 1.3 <0.0002 0.010 1108 11 7.4

9 12/Jun/17 7.1 1,180 <1 7.8 297 378 2.46 <0.10 <0.40 155 38 11 3.67 1.1 <0.0002 0.011 1097 15 7.5

10 17/Oct/17 7.2 1,120 <1 8.2 273 383 2.20 <0.10 <0.40 190 35 11 3.89 <1.0 <0.0002 0.011 1085 12 7.1

11 23/Apr/18 7.3 1,120 <1 8.9 280 374 2.49 <0.10 <0.40 187 38 9 3.38 <1.0 0.0002 <0.001 1057 11 8.2

12 13/Jun/18 7.1 1,140 <1 10.3 245 362 2.37 0.11 <0.40 179 37 9 3.33 <1.0 0.0004 0.003 1052 12 7.3

13 5/Oct/18 7.1 1,120 <1 9.4 268 389 2.04 <0.10 <0.40 183 37 9 3.61 1.9 <0.0002 0.003 1116 11 7.1

10 25/Apr/19 7.1 1,100 1 10.4 250 108 2.53 <0.10 0.50 179 40 9 3.55 1.2 <0.0002 0.004 836 11 7.1

11 17/Jun/19 7.1 1,120 <1 10.7 260 381 2.18 0.13 <0.40 182 40 9 3.50 <1.0 <0.0002 0.005 864 11 7.0

12 8/Oct/19 7.3 1,090 <1 11.2 246 392 2.08 0.12 <0.40 175 39 9 3.50 1.3 <0.0002 0.004 866 11 7.1

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 49: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-28

BOREHOLE 01-14

W12A LANDFILL

AVG 8.1 593 0.3 3.4 78 237 0.04 0.2 0.02 24 20 76 0.8 1.3 0.014 0.0000 0.0 0.003 0.005 0.0 0.0 533 13 8.1

STD 0.1 61 1.1 0.7 6 14 0.06 0.1 0.05 3 0.8 6 4.6 0.5 0.0002 0.005 67 3 0.9

# of samples 18 18 18 18 18 18 18 18 17 18 18 18 18 18 1 18 1 1 18 1 1 17 17 18

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 24/Jun/02 8.4 610 0 3.7 92 230 0.135 0.23 0.07 35 19 85 11 2.4 0.014 0.0004 0.000 0.003 0.000 0.000 0.000 15 8.2

2 4/Jul/03 8.3 609 1 4.0 78 254 0.013 0.18 0.10 23 19 69 <2 1.4 0.0002 0.004 561 11 7.8

3 11/Aug/04 8.0 605 <1 2.7 94 206 0.015 0.21 0.02 23 20 66 <2 1.2 0.0000 0.004 494 7.8

4 13/Jul/05 8.2 627 1 2.4 76 224 0.006 0.21 <0.06 24 19 69 <2 1.4 <0.0002 <0.002 350 18 8.1

5 18/Jul/06 8.0 614 <1 2.9 72 222 0.008 0.12 <0.06 24 19 67 <2 1.4 <0.0002 <0.002 542 14 8.0

6 20/Jun/07 8.1 606 <1 3.8 74 234 0.009 0.16 0.15 23 19 73 <2 1.2 <0.0002 0.002 552 15 7.9

7 20/Jun/08 8.0 352 3 2.7 75 210 0.020 0.29 <0.06 23 19 78 <2 1.1 <0.0002 0.002 578 18 8.5

8 23/Jun/09 8.0 556 <1 2.4 72 250 0.007 0.39 <0.06 22 19 66 <2 1.9 <0.0002 0.013 579 14 7.8

9 21/Jun/10 8.0 587 <1 3.4 74 256 0.001 0.23 <0.06 24 20 80 <2 0.6 <0.0002 0.003 607 14 7.9

10 13/Jun/11 8.1 590 <1 3.5 74 248 0.009 0.27 <0.06 25 21 75 <2 1.0 <0.0002 0.012 565 11 8.0

11 26/Jun/12 8.0 610 <1 3.8 74 249 0.004 0.27 <0.06 25 21 77 <2 2.2 <0.0002 0.012 529 12 8.0

12 24/Jun/13 8.0 600 <1 3.1 76 246 0.005 0.28 <0.06 24 21 81 <2 1.0 <0.0002 0.012 534 16 8.5

13 16/Jun/14 8.0 630 <1 3.9 77 247 0.013 0.24 <0.06 24 20 77 <2 1.3 <0.0002 0.010 535 13 7.7

14 11/Jun/15 8.2 600 <1 3.0 74 240 <0.100 0.27 0.036 25 21 86 1 0.8 <0.0001 <0.001 411 10 6.5

15 17/Jun/16 7.9 620 <1 2.9 79 241 0.049 0.27 <0.06 24 20 74 2 1.4 <0.0002 0.002 598 8 11.5

16 12/Jun/17 7.9 630 <1 3.1 81 244 0.013 0.26 <0.40 24 21 79 <2 2.0 <0.0002 0.012 582 15 8.5

17 13/Jun/18 8.1 620 <1 4.6 79 228 0.228 0.31 <0.40 24 21 79 <2 <1.0 <0.0002 0.011 583 14 8.2

18 25/Jun/19 8.0 610 <1 4.8 80 244 0.142 0.27 <0.40 24 21 82 <2 1.8 <0.0002 <0.001 465 12 7.7

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 50: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-29

BOREHOLE 04-6a

W12A LANDFILL

AVG 7.3 2,492 5 0.6 477 111 361 1.7 0.03 0.14 0.00 0.0 0.3 180 54 222 7.1 3.3 3.0 84.6 30.0 0.0 0.0 5.5 0.01 0.0 0.0 1777 13 7.2

STD 0.2 352 1.4 283 42 34 2.2 0.04 0.0 20 7 49 1.6 3.7 0.0 0.01 855 2 0.4

# of samples 21 21 1 21 24 24 21 21 1 21 2 20 1 21 21 21 21 20 1 1 1 21 1 1 21 1 1 21 21 21

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (mg/L) (ug/L) (ug/L) (uS/cm) (oC)

1 15/Oct/04 105 175

2 18/Oct/04 115 174

3 18/Oct/04 105 167

4 11/Nov/04 7.2 1,570 2 120 264 335 3.800 0.23 <0.06 130 78 62 2.88 <0.2000 <0.002 937 11 7.2

5 29/Apr/05 6.6 2,500 1 392 96 248 0.017 0.24 0.04 157 55 174 7.17 18.4 <0.2000 0.005 2,110 11 7.0

6 18/Jul/05 7.3 2,410 5 <1 389 97 398 <2.000 0.025 <0.10 <0.03 <0.06 0.27 158 54 171 7.55 2.0 3.0 84.6 30.0 <0.2000 <2.0 5.5 <0.002 <2.0 <4.0 1,344 15 7.2

7 26/Apr/06 7.4 2,630 <1 491 98 366 0.064 0.21 <0.06 171 55 209 8.91 6.9 <0.2000 <0.002 213 13 5.9

8 20/Jul/06 7.3 2,660 <1 468 96 368 0.190 <0.10 <0.06 176 53 208 9.17 2.0 <0.2000 <0.002 211 17 7.0

9 24/Apr/07 7.3 3,160 <1 517 102 368 0.487 0.17 <0.06 199 54 237 8.75 3.5 <0.2000 0.002 256 11 6.6

10 21/Jun/07 7.3 2,770 <1 1,450 104 340 0.003 <0.10 0.16 195 51 248 8.95 1.5 <0.2000 0.004 242 12 7.1

11 20/Jun/08 7.4 1,660 5 698 102 304 0.012 0.13 0.09 198 52 262 9.27 2.9 <0.2000 0.003 2,772 14 7.6

12 25/Jun/09 7.4 2,210 <1 98 87 356 0.005 0.19 <0.06 174 47 138 8.32 2.3 <0.2000 0.002 2,450 14 7.1

13 21/Jun/10 7.4 2,340 1 485 77 355 0.037 0.15 <0.06 158 42 254 8.56 1.7 <0.2000 0.004 2,434 14 7.6

14 22/Jun/11 7.4 2,320 <1 656 81 355 0.006 0.12 <0.06 155 43 222 7.64 2.6 <0.2000 0.017 2,157 14 7.7

15 7/Jun/12 7.3 2,360 <1 582 81 357 0.004 0.13 <0.06 163 46 269 6.16 2.6 <0.2000 0.014 2,061 13 7.5

16 6/Jun/13 7.4 2,410 <1 535 88 358 0.003 0.12 <0.06 179 51 256 7.74 1.7 <0.2000 0.014 2,139 11 7.8

17 17/Jun/14 7.3 2,600 <1 610 92 380 0.003 0.10 <0.06 176 49 240 6.33 2.5 <0.2000 0.014 2,210 14 7.1

18 11/Jun/15 7.8 2,500 <1 580 92 370 2.500 0.21 <0.010 200 57 260 6.20 2.6 <0.1000 <0.001 1,688 11 6.8

19 22/Jun/16 7.0 2,810 <1 166 93 380 4.530 0.16 <0.06 200 57 250 7.04 1.8 0.0004 0.004 2,523 13 7.4

20 22/Jun/17 7.1 2,790 <1 588 101 384 4.750 0.16 <0.4 210 59 256 6.78 1.8 0.0002 0.016 2,644 12 7.4

21 11/Jun/18 7.2 2,770 <1 488 93 380 5.050 0.15 <0.4 193 57 237 5.39 1.6 <0.2000 0.003 2,599 12 7.8

22 17/Apr/19 7.3 2,650 1 649 105 386 4.240 0.15 <0.4 196 56 243 5.68 3.4 0.3 0.005 2,064 10 7.4

23 19/Jun/19 7.3 2,620 1 582 96 388 4.290 0.17 <0.4 194 55 238 5.52 1.6 0.5 0.004 2,235 14 7.2

24 4/Oct/19 7.1 2,600 2 582 101 406 5.820 0.21 <0.4 195 56 236 5.73 2.5 <0.2000 0.006 2,030 10 7.5

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 51: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-30

BOREHOLE 05-1

W12A LANDFILL

AVG 7.7 547 0.0 0.3 2.7 40 252 0.330 0.02 0.1 0.0 0.0 0.9 54 23 28 0.1 0.9 0.0 0.1 0.2 0.0 0.00 0.00 0.008 0.00 0.00 506 11 7.8

STD 0.1 72 0.0 0.0 1.58 3.0 26 0.519 0.0 0.0 1.9 0.5 1.9 0.0 0.5 0.0 0.0 83 2 1.0

# of samples 18 18 2 18 18 18 18 18 2 18 2 17 1 18 18 18 18 18 1 1 1 18 1 1 18 1 1 18 18 17

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 22/Nov/05 7.9 753 <1 <1 1.6 37 260 0.009 0.018 0.16 <0.03 <0.06 1 52 23 25 <2 1.2 0.004 0.108 0.190 <0.002 <0.002 <0.002 0.005 <0.002 <0.004 344 7

2 17/Aug/06 7.9 567 <2 <1 1.5 38 262 0.008 <0.10 <0.06 54 24 27 <2 0.9 <0.002 <0.002 500 14 7.3

3 28/Jun/07 7.9 562 <1 1.2 42 258 0.002 0.2 <0.06 52 22 29 <2 0.1 <0.002 0.002 581 15 7.1

4 24/Oct/07 7.7 566 <1 1.6 42 258 0.002 0.1 <0.06 52 23 28 <2 1.3 <0.002 0.007 452 11 7.1

5 26/Jun/08 7.4 338 2 2.2 42 148 0.009 0.1 0.1 53 22 28 <2 1.1 <0.0002 <0.001 544 13 7.9

6 17/Oct/08 7.5 545 2 1.6 42 256 0.002 0.2 <0.06 51 22 28 <2 0.7 <0.0002 0.003 726 10 7.6

7 15/Jun/09 7.7 487 1 <1 41 264 0.005 0.023 0.3 <0.06 55 23 28 <2 1.4 <0.0002 0.017 545 13 7.4

8 5/Oct/09 7.5 554 <1 1.6 41 265 0.040 0.2 <0.06 55 23 29 <2 1.1 <0.0002 0.020 531 10 7.7

9 25/Jun/10 7.6 544 <1 2.8 40 272 0.004 0.1 <0.06 56 23 29 <2 <0.5 <0.0002 0.003 567 12 7.7

10 7/Jun/11 7.7 520 <1 2.7 38 267 0.011 0.1 <0.06 53 22 28 <2 0.7 <0.0002 0.017 516 13 7.6

11 7/Jun/12 7.6 560 <1 3.4 37 264 0.002 0.1 <0.06 57 23 26 <2 2.6 <0.0002 0.015 477 13 7.7

12 14/Jun/13 7.6 560 <1 2.7 42 261 0.005 0.1 <0.06 56 23 31 <2 <1.0 <0.0002 0.013 481 12 7.8

13 13/Jun/14 7.7 560 <1 4.2 45 256 0.007 0.1 <0.06 58 24 29 <2 <1.0 <0.0002 0.013 491 12 7.4

14 11/Jun/15 8.0 560 <1 3.0 43 250 1.100 0.1 <0.010 57 23 33 1 0.9 <0.0001 <0.001 365 10 6.9

15 20/Jun/16 7.5 540 <1 2.4 35 256 1.160 0.2 <0.06 55 22 27 <2 1.2 <0.0002 0.003 519 6 11.4

16 20/Jun/17 7.6 540 <1 3.9 34 250 1.160 <0.10 <0.40 54 23 26 <2 <1.0 <0.0002 0.016 509 12 7.3

17 18/Jun/18 7.6 550 <1 7.4 35 251 1.230 0.2 <0.40 54 23 26 <2 1.4 0.0002 0.002 546 11 8.9

18 25/Jun/19 7.7 540 <1 5.5 40 244 1.180 0.2 <0.40 55 23 28 <2 1.4 <0.0002 0.002 409 11 7.7

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 52: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-31

BOREHOLE 05-2

W12A LANDFILL

AVG 7.7 530 2.5 0.3 2.5 27 266 0.254 0.026 0.1 0.0 0.0 0.6 53 28 18 0.2 1.0 0.008 0.032 0.380 0.00 0.00 0.00 0.01 0.00 0.005 474 12 7.9

STD 0.1 57 0.0 0.8 1.0 2.9 8 0.392 0.0 0.0 3.3 0.7 1.1 0.6 0.5 0.00 0.01 76 2 1.2

# of samples 18 18 2 18 18 18 18 18 1 18 2 17 1 18 18 18 18 18 1 1 1 18 1 1 18 1 1 18 17 17

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 23/Nov/05 7.9 556 <1 <1 2.7 34 248 0.011 0.026 0.16 <0.03 <0.03 1 49 29 20 2 1.3 0.008 0.032 0.380 <0.0002 <0.0002 <0.002 0.005 <0.002 0.005 332 9

2 17/Aug/06 7.7 589 5 1 1.7 33 258 0.016 0.10 <0.06 49 28 19 <2 2.3 <0.0002 <0.002 485 13 7.4

3 28/Jun/07 7.7 543 <1 1.3 30 264 0.058 0.17 <0.06 49 26 20 <2 0.8 <0.0002 0.002 667 7.1

4 24/Oct/07 7.8 589 <1 1.7 27 256 0.007 <0.10 <0.06 50 27 19 <2 1.3 <0.0002 0.007 430 11 7.1

5 26/Jun/08 7.4 319 3 2.0 28 252 0.007 0.13 0.09 51 27 19 <2 1.2 <0.0002 0.002 523 15 8.0

6 17/Oct/08 7.6 528 2 1.8 28 274 0.010 0.15 <0.06 49 28 18 <2 1.4 <0.0002 0.003 494 10 8.0

7 15/Jun/09 7.7 485 <1 <1 26 270 0.004 0.18 <0.06 52 28 19 <2 1.2 <0.0002 0.019 480 14 7.4

8 5/Oct/09 7.6 522 <1 1.6 24 272 0.050 0.12 <0.06 53 28 19 <2 1.1 <0.0002 0.024 354 11 7.7

9 25/Jun/10 7.8 523 <1 2.7 24 277 0.006 <0.10 0.09 54 28 19 <2 1.6 <0.0002 0.003 535 11 7.9

10 7/Jun/11 7.7 510 <1 2.8 24 268 0.003 0.12 <0.06 50 26 18 <2 0.8 <0.0002 0.021 487 13 7.7

11 7/Jun/12 7.6 540 <1 3.5 24 270 0.003 0.12 0.06 54 28 17 <2 2.4 <0.0002 0.018 461 12 7.8

12 14/Jun/13 7.6 540 <1 2.5 24 272 0.006 <0.10 <0.06 55 28 18 <2 <1.0 <0.0002 0.016 466 12 8.1

13 13/Jun/14 7.7 540 <1 3.9 25 272 0.004 0.12 <0.06 57 29 17 <2 <1.0 0.0002 0.016 472 12 7.7

14 11/Jun/15 8.0 540 <1 2.0 26 270 0.680 0.12 <0.010 55 27 17 1 0.7 <0.0001 <0.001 361 10 7.3

15 20/Jun/16 7.6 540 <1 2.2 25 267 0.830 0.16 <0.06 56 28 17 <2 1.2 <0.0002 0.003 516 7 12.4

16 20/Jun/17 7.6 550 <1 3.5 26 264 0.928 <0.10 <0.40 56 28 17 <2 <1.0 <0.0002 0.017 512 12 7.6

17 18/Jun/18 7.6 570 <1 4.1 25 271 0.977 0.16 <0.40 58 28 16 <2 <1.0 0.0002 0.001 530 12 8.2

18 25/Jun/19 7.6 550 <1 4.9 26 271 0.980 0.16 <0.40 59 28 17 <2 <1.0 <0.0002 0.003 422 12 7.4

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 53: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-32BOREHOLE 05-3W12A LANDFILL

AVG 8.1 516 2 0.2 3.1 93 196 0.06 0.2 0.0 20 15 67 0.1 1.2 0.00 0.01 477 12 8.3

STD 0.1 58.9 0.0 0.5 3.1 92.6 0.0 0.1 0.0 0.7 0.5 4.2 0.0 0.4 0.0 0.0 52.5 1.8 1.4

# of samples 17 17 1 17 17 17 17 17 17 17 17 17 17 17 17 17 17 17 16 17

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 17/Aug/06 8.2 534 2 <1 2.9 85 170 0.020 0.19 <0.06 22 14 62 <2 1.4 <0.0002 <0.002 455 14 7.9

2 28/Jun/07 8.2 531 <1 2.3 90 174 0.022 0.28 <0.06 20 14 67 <2 1.2 <0.0002 0.001 546 7.8

3 24/Oct/07 8.2 566 <1 2.7 98 178 0.010 0.16 <0.06 20 14 61 <2 1.4 <0.0002 0.007 428 11 7.6

4 26/Jun/08 7.8 308 3 2.5 93 534 0.123 0.23 <0.06 19 14 67 <2 1.6 <0.0002 0.001 531 14 8.4

5 17/Oct/08 7.9 523 <1 2.6 96 162 0.033 0.28 <0.06 21 15 68 <2 1.6 <0.0002 0.002 486 10 8.5

6 15/Jun/09 8.2 497 <1 1.9 94 177 0.031 0.26 <0.06 19 14 57 <2 1.5 <0.0002 0.012 520 13 7.4

7 5/Oct/09 8.1 516 <1 2.4 93 177 0.046 0.23 <0.06 20 15 70 <2 1.4 <0.0002 0.017 525 11 8.0

8 25/Jun/10 8.2 524 <1 3.3 94 181 0.011 0.15 <0.06 20 15 71 <2 1.1 <0.0002 0.001 529 12 8.3

9 7/Jun/11 8.2 500 <1 3.5 90 173 0.019 0.21 <0.06 20 14 65 <2 1.1 <0.0002 0.015 471 14 7.8

10 7/Jun/12 8.2 530 <1 3.6 91 176 0.009 0.22 <0.06 21 15 67 <2 2.7 <0.0002 0.010 458 12 8.2

11 14/Jun/13 8.2 530 <1 2.8 95 177 0.134 0.18 <0.06 21 15 70 <2 1.2 <0.0002 0.011 457 12 8.5

12 13/Jun/14 8.2 540 <1 3.7 94 177 0.013 0.19 <0.06 21 15 70 <2 1.1 <0.0002 0.009 462 11 8.0

13 11/Jun/15 8.2 540 <1 3.0 92 180 <0.100 0.26 0.03 21 15 73 1 1.5 <0.0001 <0.001 338 10 7.4

14 20/Jun/16 8.0 530 <1 2.3 93 173 0.109 0.38 <0.06 21 15 65 <2 1.2 <0.0002 <0.001 507 8 13.2

15 20/Jun/17 8.1 540 <1 3.8 95 169 0.093 0.23 <0.40 20 15 70 <2 <1.0 <0.0002 0.011 502 12 8.2

16 18/Jun/18 8.1 540 <1 4.2 92 175 0.162 0.23 <0.40 20 15 70 <2 <1.0 <0.0002 <0.001 496 12 8.7

17 25/Jun/19 8.1 530 <1 4.9 94 174 0.162 0.24 <0.40 20 15 73 <2 1.2 <0.0002 0.001 394 11 8.0

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 54: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-33BOREHOLE 05-4W12A LANDFILL

AVG 7.4 1,213 5 0.2 5.1 308 388 0.495 0.03 0.2 0.0 0.0 0.83 119 64 46 1.2 2.1 0.01 0.03 0.27 0.00 0.00 0.00 0.00 0.00 1,008 13 7.3

STD 0.1 250 0.0 1.1 174 5 0.848 0.1 0.0 12 8.5 16 0.2 0.4 0.00 0.0 245 2 0.1

# of samples 6 6 1 6 6 6 6 6 1 6 1 6 1 5 6 6 6 5 1 1 1 6 1 6 1 1 6 6 6

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 17/Aug/06 7.5 1,410 5 <1 6 666 384 0.008 0.030 0.14 <0.03 <0.06 0.83 125 72 68 2.6 2.4 0.005 0.026 0.27 <0.0002 <0.002 <0.002 <0.002 <0.004 1,152 18 7.1

2 27/Oct/06 7.4 1,390 <1 7 347 386 0.004 0.21 <0.06 125 73 59 2.2 1.8 <0.0002 <0.002 1,268 13 7.3

3 24/Apr/07 7.4 1,570 <1 8 302 386 0.006 0.22 <0.06 134 72 58 2.2 <0.0002 0.002 1,317 13 7.3

4 23/Apr/19 7.3 990 <1 5 181 394 0.002 0.19 <0.4 107 56 31 <2.00 2.2 0.0003 0.004 725 10 7.4

5 19/Jun/19 7.4 960 <1 5 179 383 0.632 0.23 <0.4 55 28 <2.00 1.4 0.0004 0.005 829 13 7.4

6 15/Oct/19 7.5 960 1.0 <4.0 173 396 2.320 0.36 <0.4 104 55 29 <2.00 2.6 0.0003 0.008 757 11 7.2

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 55: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-34

BOREHOLE 05-5

W12A LANDFILL

AVG 7.4 1,173 0.0 0.3 4.3 194 483 0.71 0.04 0.18 0.0 0.04 1.1 95 88 46 2.9 1.8 0.007 0.123 0.313 0.00 0.00 0.002 0.003 0.000 0.002 961 12 7.2

STD 0.2 298 0.0 1.2 92 77 0.85 0.00 0.04 0.0 0.00 0.3 23 23 38 0.7 0.4 0.002 0.070 0.297 0.00 0.00 0.00 0.00 0.00 0.00 290 3 0.2

# of samples 7 7 1 7 7 7 7 7 2 7 2 7 2 7 7 7 7 7 2 2 2 7 2 2 7 2 2 7 6 7

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 21/Nov/05 7.8 730 <1 2.7 63 340 0.020 0.036 0.20 <0.03 <0.06 1 57 51 28 3.13 2.3 0.009 0.193 0.610 <0.0002 <0.002 0.004 0.007 <0.002 0.004 431 9 7.2

2 28/Jul/06 7.5 1,400 <2 <1 4.1 274 562 0.012 0.043 0.15 <0.03 <0.06 0.83 114 109 35 3.90 1.8 0.005 0.054 0.016 <0.0002 <0.002 <2.0 <0.002 <0.002 <0.004 1,163 16 7.2

3 11/Oct/06 7.3 1,440 <1 5.0 338 532 0.024 0.15 0.26 118 114 36 3.63 1.8 <0.0002 <0.002 1,157 13 7.1

4 24/Apr/07 7.4 1,630 <1 2.7 266 576 0.021 0.20 <0.06 125 113 34 3.37 2.2 <0.0002 0.002 1,396 11 7.0

5 23/Apr/19 7.4 1,010 <1 5.8 139 456 2.300 0.12 <0.4 84 77 139 2.16 1.2 0.0003 0.003 782 10 7.4

6 19/Jun/19 7.4 940 <1 4.3 119 427 1.220 0.24 <0.4 77 72 26 2.14 1.5 0.0003 0.005 898 15 7.3

7 4/Oct/19 7.3 1,060 2.0 5.8 157 491 1.350 0.21 <0.4 91 83 26 2.21 1.5 0.0003 0.005 903 7.5

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 56: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-35

BOREHOLE 06-1

W12A LANDFILL

AVG 7.6 560 5 0.5 6.6 40 259 0.359 0.022 0.16 0.02 0.01 0.47 59 22 27 0.0 1.1 0.005 0.167 0.181 0.000 0.000 0.001 0.008 0.000 0.004 513.7 10.8 7.9

STD 0.1 44 9 1.5 1.1 3 6 0.528 0.032 0.04 0.08 0.04 0.26 2 1 2 0.0 1.2 0.001 0.040 0.047 0.000 0.000 0.001 0.007 0.000 0.005 45.1 1.1 1.0

# of samples 40 40 14 40 40 40 40 40 15 40 14 40 14 40 40 40 40 40 14 14 14 40 14 14 40 14 14 40 40 40

DATE pH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 11/May/07 7.7 775 <1 5.7 54 252 0.007 0.15 <0.06 56 22 31 <2 1.5 <0.0002 0.008 534 12 7.8

2 21/Jun/07 7.6 569 7 <1 6.2 45 254 0.006 0.017 0.10 0.18 0.14 0.43 55 22 27 <2 1.9 0.004 0.093 0.280 <0.0002 <0.001 0.005 0.002 0.003 0.004 582 12 7.6

3 24/Aug/07 7.8 567 3 2 9.2 42 242 0.009 0.014 0.12 <0.03 <0.06 0.35 57 22 28 <2 1.0 0.003 0.088 0.200 <0.0002 <0.001 <0.001 0.002 <0.001 0.011 565 13 5.2

4 17/Oct/07 7.6 564 1 5.2 42 250 0.005 <0.10 <0.06 58 22 27 <2 1.0 <0.0002 0.003 436 12 7.0

5 2/Apr/08 7.7 451 <1 5.6 43 240 0.004 0.15 0.07 59 22 29 <2 1.3 <0.0002 0.000 567 9 8.0

6 9/Jun/08 7.6 571 6 3 5.9 47 268 0.005 0.010 0.20 <0.03 <0.06 1.3 54 21 28 <2 0.8 0.003 0.099 0.210 <0.0002 <0.001 <0.001 0.001 <0.001 0.004 552 13 7.8

7 16/Oct/08 7.6 530 6 5.4 40 260 0.004 0.19 <0.06 52 21 24 <2 1.3 <0.0002 0.004 509 11 7.8

8 24/Apr/09 7.6 490 1 5.1 38 259 0.003 0.23 <0.06 59 22 24 <2 7.3 <0.0002 0.002 474 11 7.3

9 15/Jun/09 7.7 491 <2 3 5.2 39 260 0.006 0.013 0.21 <0.03 <0.06 0.4 61 24 24 <2 1.0 0.004 0.156 0.140 <0.0002 <0.001 0.007 0.018 <0.001 0.016 535 12 7.2

10 5/Oct/09 7.6 540 1 5.3 40 259 0.014 0.16 <0.06 60 22 26 <2 1.2 <0.0002 0.018 568 11 7.6

11 22/Apr/10 7.7 569 <1 6.2 38 265 0.007 0.18 <0.06 58 22 24 <2 1.4 <0.0002 0.003 567 11 8.3

12 9/Jun/10 7.7 543 3 <1 6.2 39 267 0.002 0.013 0.20 <0.03 <0.06 0.5 59 22 27 <2 0.7 0.004 0.181 0.140 <0.0002 <0.001 <0.001 0.003 <0.001 0.015 567 11 7.9

13 18/Oct/10 7.7 525 <1 7.0 40 268 0.001 0.19 <0.06 60 22 25 <2 1.2 <0.0002 0.016 456 10 8.1

14 27/Apr/11 7.8 570 <1 6.7 39 262 0.002 0.12 <0.06 59 21 25 <2 1.6 <0.0002 0.018 561 9 7.2

15 27/Jun/11 7.6 510 2 <1 7.1 41 259 0.007 0.012 0.12 <0.03 <0.06 0.5 59 23 26 <2 1.1 0.004 0.171 0.110 <0.0002 <0.001 <0.001 0.017 <0.001 0.004 524 10 7.8

16 25/Oct/11 7.7 560 <1 7.3 42 257 0.002 0.13 <0.06 59 22 26 <2 1.6 <0.0002 0.002 479 11 7.4

17 23/Apr/12 7.7 560 <1 6.4 39 259 0.009 0.16 <0.06 61 23 26 <2 <0.50 <0.0002 0.018 489 10 7.8

18 5/Jun/12 7.7 560 3 <1 6.6 39 259 0.002 0.013 0.13 <0.03 <0.06 0.4 62 23 24 <2 1.7 0.004 0.184 0.130 <0.0002 <0.001 <0.001 0.014 <0.002 <0.002 491 11 7.9

19 16/Oct/12 7.6 560 <1 7.2 40 264 0.003 0.13 <0.06 61 23 25 <2 1.9 <0.0002 0.014 490 10 7.9

20 23/Apr/13 7.7 570 <1 6.2 40 263 <0.001 0.13 <0.06 63 24 27 <2 1.8 <0.0002 0.014 490 11 7.7

21 4/Jun/13 7.7 550 5 <1 6.0 39 261 0.002 0.012 0.17 <0.03 <0.06 0.4 62 23 27 <2 <1.0 0.004 0.180 0.119 <0.0002 <0.001 <0.001 0.014 <0.002 <0.002 490 11 7.9

22 9/Oct/13 7.6 570 <1 6.7 41 258 0.003 0.19 <0.06 61 23 25 <2 2.3 <0.0002 0.015 494 11 8.0

23 17/Apr/14 7.6 570 <1 6.3 40 261 0.003 0.15 <0.06 59 22 27 <2 1.3 <0.0002 0.012 497 10 8.0

24 3/Jun/14 7.8 570 3 <1 6.6 40 258 0.002 0.012 0.14 <0.03 <0.06 0.5 60 22 28 <2 <1.0 0.004 0.182 0.155 <0.0002 <0.001 <0.001 0.013 <0.002 0.003 495 12 7.4

25 14/Oct/14 7.6 570 <1 8.4 39 259 0.007 0.15 <0.06 58 22 27 <2 <1.0 <0.0002 0.002 499 12 8.6

26 15/Apr/15 7.6 570 <1 6.8 38 260 0.004 0.16 <0.06 59 22 28 <2 1.2 <0.0002 0.016 524 12 8.0

27 11/Jun/15 8.0 570 35 <1 9.0 38 260 0.390 0.013 0.21 0.01 <0.10 <0.5 60 23 30 1 0.8 0.006 0.200 0.192 <0.0001 <0.005 <0.001 <0.001 <0.0005 <0.005 380 11 6.3

28 16/Oct/15 7.6 560 <1 6.1 36 267 0.002 0.15 <0.06 59 22 26 <2 1.1 <0.0002 0.015 522 11 8.0

29 7/Apr/16 7.5 570 <1 5.8 37 263 1.210 0.140 0.26 <0.06 59 22 24 <2 <1.0 <0.0002 0.002 520 10 8.6

30 14/Jun/16 7.4 560 2 <1 5.7 37 256 1.120 0.013 0.16 <0.03 <0.06 0.3 59 22 27 <2 <1.0 0.006 0.202 0.192 <0.0002 <0.001 <0.001 0.001 <0.002 <0.002 512 8 12.7

31 11/Oct/16 7.6 580 <1 5.9 36 263 1.140 0.14 <0.06 61 23 25 <2 <1.0 <0.0002 0.003 524 12 8.9

32 4/Apr/17 7.6 580 <1 7.6 37 263 1.240 0.16 <0.40 60 22 27 <2 1.1 <0.0002 0.003 543 10 7.3

33 6/Jun/17 7.6 590 <2 <1 5.7 40 263 1.140 0.014 0.14 0.03 <0.40 0.7 59 23 27 <2 <1.0 0.007 0.195 0.221 <0.0002 <0.001 <0.001 0.016 <0.002 <0.002 537 11 8.3

34 7/Oct/17 7.6 560 <1 6.1 37 260 1.130 0.14 <0.40 60 22 25 <2 <1.0 <0.0002 0.014 542 12 7.7

35 5/Apr/18 7.6 540 1 7.7 41 259 1.220 0.15 <0.40 61 22 27 <2 <1.0 <0.0002 <0.001 550 9 8.2

36 5/Jun/18 7.6 570 2 <1 6.3 37 257 1.200 0.014 0.16 <0.03 <0.40 0.6 59 22 26 <2 <1.0 0.007 0.200 0.212 <0.0002 <0.001 <0.001 <0.001 <0.002 <0.002 546 11 8.9

37 1/Oct/18 7.7 560 1 8.3 42 262 1.120 0.24 <0.40 61 23 27 <2 1.4 <0.0002 0.002 588 11 7.5

38 11/Apr/19 7.8 560 <1 7.6 38 256 1.100 0.17 <0.40 60 23 28 <2 1.3 0.0002 0.002 426 10 7.8

39 11/Jun/19 7.7 570 <2 <1 9.2 39 255 1.120 0.014 0.15 <0.03 <0.40 0.4 59 23 31 <2 1.8 0.007 0.203 0.226 <0.0002 <0.001 <0.001 0.003 <0.002 0.003 458 11 7.6

40 2/Oct/19 7.6 550 1 8.1 36 263 1.110 0.21 <0.40 61 23 27 <2 1.8 <0.0002 0.003 463 11 8.0

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 57: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-36

BOREHOLE 06-2

W12A LANDFILL

AVG 7.6 542.1 3.7 0.5 3.6 45.6 251.3 0.4 0.0 0.1 0.0 0.0 0.4 65.2 21.8 17.9 0.0 1.0 0.0 0.1 0.1 0.0 0.0 0.0 0.0 0.0 0.0 498.4 11.2 7.8

STD 0.1 50.3 4.5 1.8 0.9 5.5 6.5 0.5 0.0 0.0 0.0 0.0 0.1 2.5 0.7 2.5 0.0 1.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 41.0 1.3 0.8

# of samples 40 40 14 40 40 40 40 40 14 40 14 40 14 40 40 40 40 40 14 14 14 40 14 14 40 14 14 40 40 40

DATE pH COND- COD PHENOL Cl SO4 ALKALINITY Fe Mn Ca Mg Na K DOC As Ba B Cd Cr Cu Ni Pb Zn Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 11/May/07 7.8 731 <1 5.7 40 262 0.007 <0.10 <0.06 67 23 14 <2 5.5 <0.0002 <0.001 518 13 7.9

2 25/Jun/07 7.6 555 2 <1 4.3 43 250 0.009 0.052 <0.10 0.05 0.14 0.49 61 22 15 <2 1.0 0.003 0.057 0.110 <0.0002 <0.001 0.003 0.002 0.001 0.003 548 13 7.6

3 24/Aug/07 7.7 531 <2 <1 2.4 37 240 0.006 0.030 0.11 <0.03 <0.06 0.36 63 22 16 <2 1.5 0.003 0.077 0.069 <0.0002 <0.001 <0.001 0.002 <0.001 0.011 538 14 5.3

4 17/Oct/07 7.8 537 1 2.6 40 244 0.008 <0.10 <0.06 64 22 15 <2 1.0 <0.0002 0.002 428 11 6.8

5 10/Apr/08 7.6 330 <1 2.7 42 240 0.003 <0.10 <0.06 59 21 15 <2 1.1 <0.0002 0.002 533 11 7.8

6 6/Jun/08 7.9 554 3 <1 2.9 44 264 0.007 0.014 0.14 <0.03 <0.06 0.64 60 21 15 <2 0.7 0.003 0.111 0.089 <0.0002 <0.001 <0.001 0.002 <0.001 0.005 517 14 7.8

7 16/Oct/08 7.6 516 6 2.6 41 258 0.007 0.12 <0.06 58 21 14 <2 1.6 <0.0002 0.003 500 11 7.7

8 24/Apr/09 7.6 456 <1 2.9 40 253 0.003 0.14 <0.06 64 21 14 <2 6.8 <0.0002 0.002 463 11 7.2

9 15/Jun/09 7.7 483 3.0 4 2.5 43 252 0.007 0.028 0.14 <0.03 <0.06 0.22 65 23 15 <2 1.3 0.003 0.125 0.081 <0.0002 <0.001 0.003 0.017 <0.001 0.008 510 14 7.3

10 5/Oct/09 7.5 528 <1 2.4 41 253 0.009 <0.10 <0.06 66 22 17 <2 1.4 <0.0002 0.015 539 10 7.6

11 23/Apr/10 7.7 541 <1 3.4 41 258 0.003 0.10 <0.06 64 21 17 <2 1.1 <0.0002 0.002 532 12 8.0

12 10/Jun/10 7.6 526 <2 <1 3.5 41 261 0.002 0.211 <0.10 <0.03 <0.06 <0.20 67 22 18 <2 <0.01 0.003 0.147 0.071 <0.0002 <0.001 <0.001 0.002 <0.001 0.002 550 12 8.1

13 27/Oct/10 7.6 555 <1 4.1 41 261 0.002 0.11 0.09 67 22 17 <2 0.6 <0.0002 0.016 430 11 7.3

14 27/Apr/11 7.8 560 <1 3.6 42 255 0.002 <0.10 <0.06 63 20 15 <2 1.2 <0.0002 0.016 548 11 7.4

15 2/Jun/11 7.7 510 2 <1 3.5 41 254 0.003 0.021 <0.10 <0.03 <0.06 0.60 64 21 18 <2 0.8 0.004 0.157 0.072 <0.0002 <0.001 0.001 0.014 <0.001 0.014 498 12 7.9

16 25/Oct/11 7.8 540 <1 3.9 42 253 0.001 <0.10 <0.06 66 22 17 <2 1.4 <0.0002 0.002 471 11 7.3

17 26/Apr/12 7.6 510 <1 3.8 40 257 0.006 0.10 <0.06 68 23 17 <2 <0.5 <0.0002 0.017 474 10 7.5

18 22/Jun/12 7.6 530 3 <1 3.8 41 255 0.005 0.019 <0.10 <0.03 <0.06 0.26 69 23 16 <2 <0.5 0.003 0.152 0.069 <0.0002 <0.001 <0.001 0.012 <0.002 <0.002 485 12 7.5

19 16/Oct/12 7.7 540 <1 4.1 43 259 0.002 <0.10 <0.06 68 22 16 <2 <1.0 0.0009 0.002 477 11 8.0

20 23/Apr/13 7.6 560 <1 3.5 42 259 0.002 <0.10 <0.06 69 23 17 <2 <1.0 <0.0002 0.013 478 11 8.0

21 4/Jun/13 7.7 540 2 <1 3.5 43 254 0.005 0.019 0.13 <0.03 <0.06 0.41 68 23 19 <2 <1.0 0.003 0.147 0.069 <0.0002 <0.001 <0.001 0.012 <0.002 <0.002 477 12 8.1

22 10/Oct/13 7.6 560 <1 3.7 46 252 0.002 0.10 <0.06 68 23 16 <2 <1.0 <0.0002 0.013 481 11 8.1

23 22/Apr/14 7.7 550 <1 3.8 45 255 0.005 <0.10 <0.06 67 22 19 <2 0.6 <0.0002 0.013 483 10 7.6

24 3/Jun/14 7.7 560 2 <1 4.1 45 251 0.006 0.019 <0.10 <0.03 <0.06 0.34 70 23 17 <2 <1.0 0.003 0.151 0.077 <0.0002 <0.001 <0.001 0.012 <0.002 0.004 484 12 7.5

25 15/Oct/14 7.6 550 <1 4.2 46 252 0.005 <0.10 <0.06 67 22 18 <2 1.4 <0.0002 0.002 482 12 8.5

26 15/Apr/15 7.6 560 <1 4.1 46 250 0.004 <0.10 <0.06 66 22 18 <2 <1.0 <0.0002 0.015 512 12 8.0

27 11/Jun/15 8.0 550 17 <1 3.0 44 250 0.940 0.020 0.09 0.01 <0.10 <0.50 69 22 18 1 0.8 0.005 0.170 0.068 <0.0001 <0.005 <0.001 <0.001 <0.0005 0.006 374 10 6.5

28 16/Oct/15 7.6 550 <1 3.8 47 254 0.004 0.10 <0.06 64 22 19 <2 1.1 <0.0002 0.013 510 10 8.2

29 7/Apr/16 7.5 560 4 2.9 50 250 1.260 0.14 <0.06 64 22 18 <2 <1.0 <0.0002 0.002 509 9 8.6

30 14/Jun/16 7.4 560 10 <1 2.4 53 242 1.250 0.019 0.12 <0.03 <0.06 0.34 65 22 20 <2 2.6 0.005 0.160 0.068 <0.0002 <0.001 <0.001 0.002 <0.002 0.003 544 7 11.4

31 11/Oct/16 7.6 560 <1 2.8 49 250 1.200 <0.10 <0.06 67 23 19 <2 <1.0 <0.0002 0.008 512 10 8.9

32 4/Apr/17 7.6 560 <1 5.1 51 251 1.180 0.10 <0.40 65 22 20 <2 <1.0 <0.0002 0.003 532 10 7.3

33 6/Jun/17 7.6 580 <2 <1 3.7 54 248 1.180 0.020 <0.10 <0.03 <0.40 0.63 65 22 21 <2 2.0 0.005 0.152 0.082 <0.0002 <0.001 <0.001 0.013 <0.002 <0.002 526 11 8.3

34 7/Oct/17 7.6 560 <1 3.2 50 244 1.210 <0.10 <0.40 65 21 21 <2 <1.0 <0.0002 0.014 532 12 7.7

35 5/Apr/18 7.6 530 <1 4.8 56 241 1.160 0.10 <0.40 65 22 20 <2 <1.0 <0.0002 <0.001 532 9 8.8

36 8/Jun/18 7.6 550 4 <1 <4.0 54 242 1.140 0.019 0.10 <0.03 <0.40 0.6 65 22 21 <2 <1.0 0.005 0.149 0.074 0.0003 <0.001 <0.001 <0.001 <0.002 <0.002 529 11 8.7

37 3/Oct/18 7.6 560 1.0 5.5 58 249 1.250 0.14 <0.40 66 22 22 <2 2.3 <0.0002 0.001 563 11 7.8

38 11/Apr/19 7.7 550 <1 4.4 56 240 1.210 0.19 <0.40 65 22 23 <2 2.5 <0.0002 0.002 430 10 7.6

39 11/Jun/19 7.6 560 4 2.0 4.8 53 243 1.220 0.019 0.12 <0.03 <0.40 0.3 65 22 23 <2 <1.0 0.005 0.146 0.084 <0.0002 <0.001 <0.001 0.002 <0.002 0.002 441 11 7.6

40 2/Oct/19 7.6 540 1.0 5.2 55 245 0.842 <0.10 <0.40 64 21 24 <2 1.3 <0.0002 0.003 444 11 7.9

Note: BOD, Cyanide, Hardness and Se are no longer monitored. Historical data is available.

NITROGEN AS N

Page 58: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

TABLE C-37

ADMINISTRATION BUILDING WELL 14 (OUTSIDE)

W12A LANDFILL

AVG 7.5 1,239 5.9714 1.4 27.8 414 302 697 2.666 0.165 0.12 0.03 0.84 0.43 202 50 11 2.2 3.1 0.002 0.002 0.022 0.027 0.0002 0.001 0.011 0.007 0.002 1.439 0.360 1198 12 7.5

STD 0.4 320 4.62 3.4 17.9 132 69 231 5.086 0.187 0.06 0.04 4.08 0.06 75 14 8 0.6 5.5 0.004 0.005 0.018 0.021 0.0003 0.003 0.012 0.026 0.009 4.984 0.040 247 4 1.1

# of samples 62 62 7 61 62 59 59 61 62 34 22 8 56 6 59 59 58 38 48 25 25 16 13 60 41 40 61 42 44 2 28 26 30

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY HARDNESS Fe Mn Ca Mg Na K DOC Al As Ba B Cd Cr Cu Ni Pb Zn Strontium Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

1 1/Sep/90

2 23/Jun/91 8.1 702 0 7.8 110 365 0.070 0.050 103 26 1.4 0.0000 0.000 0.013 0.002 0.000 0.126

3 20/Oct/91 7.7 510 0 10.1 369 0.008 0.033 0.018 0.0000 0.000 0.018 0.002 0.000 0.140

4 16/Feb/92

5 14/Jun/92 7.7 780 5 4.0 860 0.000 0.070 0.0000 0.000 0.060 0.000 0.005 0.230

6 25/Nov/92 7.6 920 0 13.0 314 495 1.800 0.170 0.00 139 36 8 0.0010 0.000 0.011 0.000 0.000 0.700

7 27/Feb/93 7.5 1,030 0 16.0 270 336 1,017 2.560 0.130 0.00 347 37 8 0.002 0.0000 0.000 0.001 0.000 0.000 0.355

8 5/Jun/93 7.5 810 0 14.0 280 316 595 0.180 0.140 0.00 174 39 12 0.005 0.0000 0.000 0.002 0.000 0.000 0.700

9 22/Oct/93 7.6 880 2 13.0 280 286 530 0.000 0.062 0.03 150 38 12 1.3 0.000 0.080 0.000 0.0000 0.000 0.005 0.000 0.000 0.280 0.320

10 18/Feb/94 7.5 1,100 1 13.0 300 334 622 2.820 0.130 0.04 179 42 20 0.004 0.0000 0.000 0.000 0.000 0.000 0.770

11 29/Jun/94 7.8 1,000 2 14.0 270 334 563 0.005 0.150 0.01 158 41 10 1.7 0.004 0.0000 0.000 0.002 0.000 0.000 0.278

12 4/Oct/94 7.8 745 2 12.0 219 280 466 0.016 0.03 130 35 17 0.002 0.0000 0.000 0.007 0.000 0.000 0.310

13 21/Feb/95 7.7 1,172 0 14.5 320 350 736 0.930 0.151 0.10 211 51 6 0.001 0.0000 0.000 0.002 0.000 0.000 0.820

14 14/Jun/95 8.3 970 0 13.0 226 290 160 0.130 0.090 0.00 13 31 5 1.0 2.2 0.000 0.0000 0.000 0.008 0.000 0.000 0.460

15 26/Oct/95 7.7 1,026 0 13.0 273 326 574 0.000 0.070 0.07 175 33 6 0.000 0.0000 0.000 0.012 0.000 0.000 0.640

16 19/Feb/96

17 3/Jun/96 7.5 1,075 0 15.0 316 308 561 0.014 0.090 0.09 316 46 11 1.6 0.000 0.000 0.050 0.000 0.0000 0.000 0.013 0.000 0.000 1.130 0.400

18 29/Oct/96 7.7 990 0 20.0 299 300 296 0.034 0.070 0.09 100 11 17 0.000 0.0000 0.000 0.004 0.000 0.000 0.023

19 21/Apr/97 7.8 1,127 0 7.0 322 302 584 0.000 0.090 0.02 166 41 8 1.7 0.000 0.000 0.0000 0.000 0.003 0.000 0.000 0.158

20 14/Jun/97 7.8 1,191 0 9.0 370 344 736 0.000 0.100 0.03 210 51 10 1.3 0.000 0.000 0.0000 0.000 0.003 0.000 0.002 0.003

21 27/Oct/97 7.5 1,265 0 15.6 549 344 565 1.710 0.110 0.00 217 54 14 1.4 0.000 0.004 0.0000 0.000 0.000 0.000 0.000 0.086

22 27/Apr/98 7.5 1,248 2 16.6 441 346 794 0.168 0.150 0.00 230 53 6 1.4 0.001 0.020 0.0000 0.000 0.004 0.000 0.000 0.113

23 13/Jun/98 7.5 1,197 0 25.7 355 332 679 0.000 0.080 0.04 196 46 4 1.4 0.000 0.010 0.0000 0.000 0.002 0.001 0.000 0.075

24 6/Oct/98 7.6 1,151 0 12.4 426 306 616 0.650 0.022 0.00 179 41 6 1.2 0.002 0.000 0.0003 0.000 0.000 0.002 0.000 0.052

25 30/Apr/99 7.5 1,300 0 15.8 545 338 834 0.320 0.080 0.37 249 52 6 1.9 0.001 0.000 0.0000 0.000 0.005 0.000 0.014

26 14/Jun/99 7.7 1,369 0 16.0 448 322 744 0.750 0.130 0.00 206 56 6 1.9 0.000 0.000 0.0000 0.000 0.009 0.003 0.000 0.063

27 8/Oct/99 7.4 1,172 0 22.6 358 314 634 0.290 0.070 1.93 175 48 6 1.6 0.001 0.000 0.0000 0.003 0.023 0.003 0.000 0.060

28 23/May/00 7.4 1,353 0 16.3 609 342 1,444 2.752 0.166 0.00 403 106 64 1.8 0.001 0.000 0.0000 0.018 0.009 0.003 0.000 0.005

29 20/Jun/00 7.4 1,284 0 14.6 526 322 902 0.660 0.083 0.04 257 63 28 1.1 0.000 0.000 0.0000 0.000 0.004 0.005 0.000 0.004

30 16/Oct/00 7.6 1,240 3 14.0 495 288 660 0.480 0.084 0.01 185 48 7 1.4 0.000 0.000 0.0000 0.001 0.013 0.003 0.000 0.030

31 5/May/01 7.7 1,409 0 17.4 498 352 926 0.112 0.02 0.01 277 57 10 2.9 0.8 0.000 0.016

32 28/Jun/01 7.5 1,623 0 18.7 750 316 0.072 0.041 0.00 0.00 0.03 1.6 0.000 0.018 0.0007 0.000 0.027 0.000 0.000 0.012

33 18/Oct/01 7.4 1,386 0 17.3 585 300 836 0.066 0.03 252 50 8 2.3 0.003 0.000 0.000 6.5

34 29/Jul/02 7.6 1,518 15 0 17.6 587 332 809 0.048 0.278 0.06 0.00 0.01 0.54 230 57 6 3.3 2.0 0.005 0.025 0.025 0.0000 0.000 0.020 0.009 0.000 1.264 7.0

35 21/Oct/02 7.4 1,502 2 22.4 597 336 873 2.350 250 61 8 3.3 0.9 0.000 0.022 0.087 0.0004 0.000 0.000 0.000 0.000 0.276 800 8.1

36 15/May/03 7.7 1,490 2 2.7 634 320 910 0.09 0.08 264 61 8 2.3 1.9 0.0000 0.000 1,182 6.9

37 18/Jul/03 7.6 1,477 2 19.7 365 332 728 0.007 0.22 213 48 6 0.0 1.8 0.000 0.022 0.0000 0.000 0.016 0.004 0.000 1.134

38 30/Apr/04 7.0 1,530 <1 23.5 382 316 731 0.088 <0.06 192 61 8 2.7 1.7 0.0000 0.002 0.993 711 18 7.0

39 18/Aug/04 7.3 1,510 <1 20.8 362 330 763 0.005 <0.06 181 76 10 2.3 1.1 0.000 0.015 0.030 0.0000 0.000 0.017 0.000 0.000 0.907 536 18 7.2

40 28/Oct/04 7.3 1,530 4 22.7 256 382 686 0.000 0.07 184 55 9 2.1 1.5 0.0000 0.000 1,379 17 6.7

41 4/May/05 6.8 1,620 <1 21.7 410 254 753 0.934 0.19 23.50 199 62 8 2.6 19.7 <0.0002 <0.002 1,477 11 7.0

42 11/May/05 7.4 1,590 21.9 419 350 812 0.457 <0.06 229 58 10 2.1 1.7 1,191 13 6.7

43 24/Jun/05 7.8 1,560 <1 21.8 317 374 707 0.123 <0.06 189 57 10 2.1 2.6 <0.001 0.017 0.030 0.0003 0.004 0.036 0.198 0.055 0.826 1,087 17 7.1

44 30/Jun/05 0.006 0.019 <0.0002 <0.002 0.026 <0.002 <0.002 0.711

45 13/Oct/05 7.2 1,580 <1 22.7 398 344 238 0.022 <0.06 2 57 6 2.2 2.8 <0.0002 <0.002 970 19 6.2

46 29/Apr/09 8.3 227 4 23.1 8 81 16 11.900 <0.06 2 3 12 3.5 26.8 0.005 0.0009 0.004 0.005 0.010 0.012 18.800

47 30/Apr/10 8.7 237 <1 43.8 <10 80 111 32.000 <0.6 12 20 6 <2 23.6 0.0004 0.012 28.600

48 28/Oct/13 7.1 1,500 <1 44.4 487 336 868 2.210 <0.06 256 56 9 2.9 6.6 <0.0002 0.013 1,276 10 8.0

49 23/Apr/14 7.2 1,530 <1 44.5 498 341 867 1.140 <0.10 <0.06 256 55 11 2.2 1.4 <0.0002 0.011 1,307 9 7.6

50 13/Jun/14 7.3 1,510 3 <1 47.1 556 340 910 0.212 0.200 <0.10 <0.03 <0.06 0.46 269 58 10 2.1 <1.0 0.001 0.017 0.035 <0.0002 <0.001 <0.001 0.011 <0.002 0.064 1,332 10 7.0

51 24/Oct/14 7.1 1,490 <1 46.2 486 333 876 0.169 <0.10 0.08 258 56 11 2.1 1.4 <0.0002 0.004 1,304 10 8.2

52 24/Apr/15 7.0 1,520 <1 48.0 472 326 879 0.708 <0.10 <0.06 257 58 9 2.5 1.5 <0.0002 0.003 1,392 10 7.6

53 15/Jun/15 7.5 1,200 <1 47.0 380 180 705 17.000 <0.10 190 56 8 2.1 1.2 <0.0010 0.015 0.031 <0.0001 <0.005 0.001 0.002<0.0005 1.300 892 10 6.3

54 21/Oct/15 7.1 1,530 <1 51.6 488 350 885 4.610 0.12 <0.06 262 56 9 2.2 1.6 0.0003 0.013 1,376 11 8.0

55 26/Apr/16 7.2 1,020 21 50.2 344 112 859 7.890 0.14 <0.06 252 56 11 2.3 1.2 <0.0002 0.013 1,411 8 10.7

NITROGEN AS N

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TABLE C-37

ADMINISTRATION BUILDING WELL 14 (OUTSIDE)

W12A LANDFILL

AVG 7.5 1,239 5.9714 1.4 27.8 414 302 697 2.666 0.165 0.12 0.03 0.84 0.43 202 50 11 2.2 3.1 0.002 0.002 0.022 0.027 0.0002 0.001 0.011 0.007 0.002 1.439 0.360 1198 12 7.5

STD 0.4 320 4.62 3.4 17.9 132 69 231 5.086 0.187 0.06 0.04 4.08 0.06 75 14 8 0.6 5.5 0.004 0.005 0.018 0.021 0.0003 0.003 0.012 0.026 0.009 4.984 0.040 247 4 1.1

# of samples 62 62 7 61 62 59 59 61 62 34 22 8 56 6 59 59 58 38 48 25 25 16 13 60 41 40 61 42 44 2 28 26 30

DATE PH COND- COD PHENOL Cl SO4 ALKALINITY HARDNESS Fe Mn Ca Mg Na K DOC Al As Ba B Cd Cr Cu Ni Pb Zn Strontium Field Field Field

UCTIVITY NH3 NO2 NO3 TKN Cond. T pH

(uS/cm) (MG/L) (UG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (MG/L) (uS/cm) (oC)

NITROGEN AS N

56 17/Jun/16 6.9 1,400 4 <1 53.8 445 279 763 11.900 0.743 0.23 <0.03 <0.06 0.36 216 54 9 2.3 1.4 0.0005 0.017 0.024 0.0006 <0.001 <0.001 0.004 0.002 0.571 1,477 8 11.3

57 26/Oct/16 7.0 1,470 <1 53.8 461 325 837 5.700 <0.10 <0.06 246 54 11 2.3 1.4 0.0003 0.010 976 12 7.1

58 19/Apr/17 7.1 1,440 <1 51.5 486 326 811 5.250 0.12 <0.40 237 53 10 2.4 1.6 0.0004 0.003 1,052 15 7.3

59 26/Jun/17 7.1 1,550 3 <1 54.3 474 345 840 4.350 0.488 0.15 0.09 <0.40 0.38 246 55 12 2.3 1.1 0.000 0.017 0.025 0.0003 <0.001 <0.001 0.012 <0.002 0.074 1,456 14 7.7

60 20/Oct/17 7.2 1,180 <1 55.8 390 165 702 4.500 <0.10 <0.40 199 50 12 2.3 <1.0 0.0004 0.008 1,392 13 6.8

61 24/Apr/18 6.9 1,490 1.0 59.7 568 314 802 4.680 0.16 <0.40 235 52 10 2.1 1.3 <0.0002 <0.001 1,358 10 7.6

62 20/Jun/18 7.2 1,500 11 1.0 59.6 461 332 824 4.380 0.867 0.12 0.04 <0.40 0.43 241 54 10 2.0 1.8 0.000 0.019 0.021 0.0004 <0.001 <0.001 0.003 <0.002 0.061 1,426 11 8.9

63 16/Oct/18 7.1 1,230 1.0 58.9 560 216 689 9.300 0.13 <0.40 186 55 10 2.2 1.6 <0.0002 0.003 1,466 11 7.3

64 11/Apr/19 7.2 1,430 1.8 <1 59.6 450 307 804 5.460 0.13 <0.40 233 54 10 2.1 1.8 <0.0002 0.004 1,019 11 7.3

65 18/Jun/19 7.1 1,490 4 <1 59.2 472 319 813 6.080 0.395 0.14 <0.03 <0.40 0.40 238 53 11 2.1 1.2 <0.01 0.020 <0.100 0.0004 <0.001 <0.001 0.004 <0.002 0.063 1,192 11 7.3

66 8/Oct/19 6.9 970 <1 60.2 360 74 490 5.160 <0.10 <0.4 108 53 11 2.1 1.3 <0.0002 0.005 1,120 12 7.1

Note: BOD, Cyanide and Se are no longer monitored. Historical data is available.

Page 60: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-38

Shallow Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

8/Jul/03 8/Mar/04 23/Jul/04 24/Jun/05 20/Jun/06 18/Jul/07 22/Aug/07 27/Jun/08 22/Jun/09 8/Jun/10 27/Jun/11 22/Jun/12 2/Jun/14 16/Jun/15 22/Jul/16 6/Jun/17 26/Jun/18 3/Jun/19 16/Jul/03 6/Jul/05

Acetone <10 <10 <10 <10 <10 <10 <10 <1 <10 <10 <10 <10 <20 <10 <20 <20 <20 <20 <10 <10

Benzene 5 1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1

methane, dichlorobromo <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <1 <0.1 <1 <1 <1 <1 <1 <1

Bromoform <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <1 <0.2 <1 <1 <1 <1 <1 <1

Bromomethane <1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

Carbon Tetrachloride 5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1

Benzene, chloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1

Methane, dibromochloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <1 <0.2 <1 <1 <1 <1 <1 <1

Chloroethane <1 <1 <1 <1 <1

Chloroform <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <1 <0.1 <1 <1 <1 <1 <1 <1

Chloromethane <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

Ethane, 1, 2-dibromo <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.2 <0.2 <0.2 <0.2 <0.2 <1 <1

Benzene, 1,2-dichloro 200 3 44 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1

Benzene, 1,3-dichloro 100 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1

Benzene, 1,4-dichloro 5 1 96 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1

1,1 - Dichloroethane 5 <1 <0.1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5

Ethane, 1,2-dichloro 5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1

1,1 - Dichloroethylene 14 <1 <0.1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5

Ethene, 1,2-dichloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1

Ethene, cis-1,2-dichloro <0.5

Ethene, trans-1,2-dichloro <0.5

Dichloromethane 50 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.5 <0.5 <0.5 <2 <0.5 <2 <2 <2 <2 <1 <1

propane, 1,2-dichloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1

propene, cis 1,3-dichloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1

Propene, t-1-3-dicholoro <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1

Benzene, ethyl 2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1

n-Hexane <0.5 <0.5

2 - Hexanone <1 <1 <1 <1 <1 <1 <1 <1 <1 <20 <20 <20 <20 <20 <1 <1

Methyl Ethyl Ketone (MEK) <5 <5 <5 <5 <20 <5 <20 <20 <20 <20

Methyl Isobutyl Ketone (MIBK) <10 <10 <10 <10 <10 <10 <10 <1 <1 <5 <5 <5 <20 <5 <20 <20 <20 <20 <10 <10

Methyl - t - butylether (MTBE) <1 <0.2 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5

Styrene <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 0 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1

1,1,1,2 Tetrachloroethane <1 <0.1 <0.1 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5

Ethane, 1,1,2,2 tetrachloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1

Ethene, tetrachloro 30 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1

Toluene 24 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1

Ethane, 1,1,1,-trichloro <0.5

Ethane, 1,1,2,-trichloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1

Ethene, trichloro- 50 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1

Trichlorofluoromethane <0.2 <0.2 <1 <0.2 <1 <1 <1 <1

Vinyl Chloride 2 <1 <0.2 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5

o - Xylene 300 <1 <0.1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5

m+p-Xylenes 300 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <1 <0.1 <1 <1 <1 <1 <1 <1

Total Xylenes Calculated <1 <0.1 0 <0.1 <1.1 <0.1 <1.1 <1.1 <1.1 <1.1

Ethene, 1,2-chloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

Methane, bromochloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

t-1,1,1 trichloroethene <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.5 <1 <1

Propane, 1,2-dibromo-3-chloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

d-Limonene <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

76-2/04-2a

Monitoring Wells

76-1/13-1a

Page 61: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-38

Shallow Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

Acetone

Benzene 5

methane, dichlorobromo

Bromoform

Bromomethane

Carbon Tetrachloride 5

Benzene, chloro

Methane, dibromochloro

Chloroethane

Chloroform

Chloromethane

Ethane, 1, 2-dibromo

Benzene, 1,2-dichloro 200 3

Benzene, 1,3-dichloro

Benzene, 1,4-dichloro 5 1

1,1 - Dichloroethane 5

Ethane, 1,2-dichloro 5

1,1 - Dichloroethylene 14

Ethene, 1,2-dichloro

Ethene, cis-1,2-dichloro

Ethene, trans-1,2-dichloro

Dichloromethane 50

propane, 1,2-dichloro

propene, cis 1,3-dichloro

Propene, t-1-3-dicholoro

Benzene, ethyl 2

n-Hexane

2 - Hexanone

Methyl Ethyl Ketone (MEK)

Methyl Isobutyl Ketone (MIBK)

Methyl - t - butylether (MTBE)

Styrene

1,1,1,2 Tetrachloroethane

Ethane, 1,1,2,2 tetrachloro

Ethene, tetrachloro 30

Toluene 24

Ethane, 1,1,1,-trichloro

Ethane, 1,1,2,-trichloro

Ethene, trichloro- 50

Trichlorofluoromethane

Vinyl Chloride 2

o - Xylene 300

m+p-Xylenes 300

Total Xylenes Calculated

Ethene, 1,2-chloro

Methane, bromochloro

t-1,1,1 trichloroethene

Propane, 1,2-dibromo-3-chloro

d-Limonene

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

27/Jun/06 6/Jul/07 22/Aug/07 25/Jun/08 3/Jun/10 9/Jun/11 5/Jun/12 3/Jun/13 2/Jun/14 16/Jun/15 22/Jul/16 5/Jun/17 18/Jun/18 14/Jun/19 8/Jul/03 9/Mar/04 23/Jul/04 5/Jul/05

<10 <10 <10 18 <10 <10 <10 <30 <20 <10 <20 <20 <20 <20 <10 <10 <10 <10<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 0 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 1 <0.1 <2 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 0 <0.2 <1 <1 <0.2 <1 <1 <1 <1 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 2 <1 <1 <1

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 1 <0.2 <2 <1 <0.2 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 2 <0.1 <1 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.2 <0.2 <0.2 <0.2 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 24 <1 <1 <1

<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <0.1 <0.2 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1 <1 <1

<0.5

<0.5

<1 <1 <1 <1 <0.5 <0.5 <0.5 <5 <2 <0.5 <2 <2 <2 <2 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 0 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

0.7 <0.5

<1 <1 <1 <1 <30 <20 <20 <20 <20 <20 <1 <1 <1 <1

<5 <5 <5 <20 <20 <5 <20 <20 <20 <20

<10 <10 <10 <10 <5 5 <5 <20 <20 <5 <20 <20 <20 <20 <10 <10 <10 <10

<0.2 <0.2 <0.2 <2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

<0.1 <0.1 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 0 <0.5 <0.5 0 <0.5 <0.5 <0.5 0.52 <1 <1 <1 <1

<0.50

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1 <1 <1

<0.2 <0.2 <5 <1 <0.2 <1 <1 <1 <1

<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5

<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <0.1 <0.1 0 <1 <1 0 <1 <1 <1 <1 <1 <1 <1 <1

<0.1 <0.1 0 <1.1 <1.1 0 <1.1 <1.1 <1.1 <1.1

<1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1

76-3/13-3a76-2/04-2a

Monitoring Wells

Page 62: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-38

Shallow Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

Acetone

Benzene 5

methane, dichlorobromo

Bromoform

Bromomethane

Carbon Tetrachloride 5

Benzene, chloro

Methane, dibromochloro

Chloroethane

Chloroform

Chloromethane

Ethane, 1, 2-dibromo

Benzene, 1,2-dichloro 200 3

Benzene, 1,3-dichloro

Benzene, 1,4-dichloro 5 1

1,1 - Dichloroethane 5

Ethane, 1,2-dichloro 5

1,1 - Dichloroethylene 14

Ethene, 1,2-dichloro

Ethene, cis-1,2-dichloro

Ethene, trans-1,2-dichloro

Dichloromethane 50

propane, 1,2-dichloro

propene, cis 1,3-dichloro

Propene, t-1-3-dicholoro

Benzene, ethyl 2

n-Hexane

2 - Hexanone

Methyl Ethyl Ketone (MEK)

Methyl Isobutyl Ketone (MIBK)

Methyl - t - butylether (MTBE)

Styrene

1,1,1,2 Tetrachloroethane

Ethane, 1,1,2,2 tetrachloro

Ethene, tetrachloro 30

Toluene 24

Ethane, 1,1,1,-trichloro

Ethane, 1,1,2,-trichloro

Ethene, trichloro- 50

Trichlorofluoromethane

Vinyl Chloride 2

o - Xylene 300

m+p-Xylenes 300

Total Xylenes Calculated

Ethene, 1,2-chloro

Methane, bromochloro

t-1,1,1 trichloroethene

Propane, 1,2-dibromo-3-chloro

d-Limonene

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

27/Jun/06 6/Jun/07 27/Aug/07 25/Jun/08 29/Jun/09 29/Jun/10 9/Jun/11 4/Jun/12 20/Jun/13 23/Jun/14 12/Jun/15 22/Jul/16 5/Jun/17 8/Jun/18 3/Jun/19 15/Jul/03 9/Mar/04 23/Jun/05 10/Aug/06 28/Jun/07

<10 <10 <10 18 <10 <10 <10 <10 <30 <20 <10 <20 <20 <20 <20 <10 <10 <10 <10 <10<1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <2 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <1 <1 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1

<1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <2 <1 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <1 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1<1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.2 <0.2 <0.2 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 19 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 20 <1 <1 <1 <1

<1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1

<1 <1 <1 <1 <1 <0.2 <0.1 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0..5 <1 <1 <1 <1 <1

<1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1

<1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<0.5

<0.5

<1 <1 <1 <1 <1 <0.5 <0.5 <0.5 <5 <2 <0.5 <2 <2 <2 <2 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<0.5

<1 <1 <1 <1 <1 <30 <20 <20 <20 <20 <20 <1 <1 <1 <1 <1

<5 <5 <5 <5 <20 <20 <5 <20 <20 <20 <20 <5

<10 <10 <10 <10 <10 <5 <5 <5 <20 <20 <5 <20 <20 <20 <20 <10 <10 <10 <10 <10

<1 <0.2 <0.2 <0.2 <2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1

<1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<1 <0.1 <0.1 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1

<1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.2 <0.2 0 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<0.5

<1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1

<0.2 <0.2 <5 <1 <0.2 <1 <1 <1 <1

<1 <0.2 <0.2 0 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1

<1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <1 <0.1 <0.1 0 <1 <1 0 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <0.1 <0.1 0 <1.1 <1.1 0 <1.1 <1.1 <1.1 <1.1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <0.5 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1

82-676-3/13-3a

Monitoring Wells

Page 63: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-38

Shallow Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

Acetone

Benzene 5

methane, dichlorobromo

Bromoform

Bromomethane

Carbon Tetrachloride 5

Benzene, chloro

Methane, dibromochloro

Chloroethane

Chloroform

Chloromethane

Ethane, 1, 2-dibromo

Benzene, 1,2-dichloro 200 3

Benzene, 1,3-dichloro

Benzene, 1,4-dichloro 5 1

1,1 - Dichloroethane 5

Ethane, 1,2-dichloro 5

1,1 - Dichloroethylene 14

Ethene, 1,2-dichloro

Ethene, cis-1,2-dichloro

Ethene, trans-1,2-dichloro

Dichloromethane 50

propane, 1,2-dichloro

propene, cis 1,3-dichloro

Propene, t-1-3-dicholoro

Benzene, ethyl 2

n-Hexane

2 - Hexanone

Methyl Ethyl Ketone (MEK)

Methyl Isobutyl Ketone (MIBK)

Methyl - t - butylether (MTBE)

Styrene

1,1,1,2 Tetrachloroethane

Ethane, 1,1,2,2 tetrachloro

Ethene, tetrachloro 30

Toluene 24

Ethane, 1,1,1,-trichloro

Ethane, 1,1,2,-trichloro

Ethene, trichloro- 50

Trichlorofluoromethane

Vinyl Chloride 2

o - Xylene 300

m+p-Xylenes 300

Total Xylenes Calculated

Ethene, 1,2-chloro

Methane, bromochloro

t-1,1,1 trichloroethene

Propane, 1,2-dibromo-3-chloro

d-Limonene

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

30/Aug/07 27/Jun/08 26/Jun/09 29/Jun/10 29/Jun/11 23/Jun/14 23/Jun/15 23/Aug/16 2/Jun/17 14/Jun/18 14/Jun/19 3/Jul/03 9/Mar/04 21/Jul/04 23/Jun/05 11/Jul/06 5/Jun/07 30/Aug/07 11/Jun/08 29/Jun/09

<10 <10 <10 <10 <10 <20 <10 <20 <20 <20 <20 <10 <10 <10 <10 <10 <10 <10 <10 <10<1 <1 <1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.1 <0.1 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.2 <0.2 <1 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1

<1 <1 <1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.2 <0.2 <1 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1

<1 <1 <1 <0.1 <0.1 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1<1 <1 <1 <0.2 <0.2 <0.5 <0.2 <0.2 <0.2 <0.2 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 32 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 42 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1

<1 <1 <1 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1

<1 <1 <1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<0.5

<0.5

<1 <1 <1 <0.5 <0.5 <2 <0.5 <2 <2 <2 <2 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<0.5 <0.5

<1 <1 <1 <20 <20 <20 <20 <20 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <5 <5 <5 <20 <5 <20 <20 <20 <20 <1

<10 <10 <10 <5 <5 <20 <5 <20 <20 <20 <20 <10 <10 <10 <10 <10 <10 <10 <10 <10

<1 <1 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1

<1 <1 <1 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <0.1 <0.1 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1

<1 <1 <1 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <10 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<0.5

<1 <1 <1 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1

<0.2 <1 <0.2 <1 <1 <1 <1

<1 <1 <1 <0.2 <0.2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1

<1 <0.1 <0.1 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1

<1 <1 <1 <0.1 <0.1 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <0.1 <0.1 <1.1 <0.1 <1.1 <1.1 <1.1 <1.1 <1

<1 <1 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

82-6 84-5b

Monitoring Wells

Page 64: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-38

Shallow Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

Acetone

Benzene 5

methane, dichlorobromo

Bromoform

Bromomethane

Carbon Tetrachloride 5

Benzene, chloro

Methane, dibromochloro

Chloroethane

Chloroform

Chloromethane

Ethane, 1, 2-dibromo

Benzene, 1,2-dichloro 200 3

Benzene, 1,3-dichloro

Benzene, 1,4-dichloro 5 1

1,1 - Dichloroethane 5

Ethane, 1,2-dichloro 5

1,1 - Dichloroethylene 14

Ethene, 1,2-dichloro

Ethene, cis-1,2-dichloro

Ethene, trans-1,2-dichloro

Dichloromethane 50

propane, 1,2-dichloro

propene, cis 1,3-dichloro

Propene, t-1-3-dicholoro

Benzene, ethyl 2

n-Hexane

2 - Hexanone

Methyl Ethyl Ketone (MEK)

Methyl Isobutyl Ketone (MIBK)

Methyl - t - butylether (MTBE)

Styrene

1,1,1,2 Tetrachloroethane

Ethane, 1,1,2,2 tetrachloro

Ethene, tetrachloro 30

Toluene 24

Ethane, 1,1,1,-trichloro

Ethane, 1,1,2,-trichloro

Ethene, trichloro- 50

Trichlorofluoromethane

Vinyl Chloride 2

o - Xylene 300

m+p-Xylenes 300

Total Xylenes Calculated

Ethene, 1,2-chloro

Methane, bromochloro

t-1,1,1 trichloroethene

Propane, 1,2-dibromo-3-chloro

d-Limonene

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

7/Jun/10 9/Jun/11 4/Jun/12 20/Jun/13 24/Jun/14 15/Jun/15 24/Jun/16 2/Jun/17 11/Jun/18 14/Jun/19 3/Jul/03 21/Jul/04 23/Jun/05 6/Jul/06 6/Jun/07 30/Aug/07 29/Jun/09 3/Jun/10 9/Jun/11 4/Jun/12

<10 <10 <10 <30 <20 <10 <20 <20 <20 <20 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1

<0.1 <0.1 <0.1 <2 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1

<0.2 <0.2 <0.2 <1 <1 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.5 <0.5 <0.5

<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1

<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1

<0.2 <0.2 <0.2 <2 <1 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2

<1 <1 <1 <1 <1

<0.1 <0.1 <0.1 <1 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.2 <0.2 <0.2 <0.2 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2

<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2

<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2

<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2

0 0 0 <0.5 <0.5 0 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1

<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1

<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1

<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1

<0.5

<0.5

<0.5 <0.5 <0.5 <5 <2 <0.5 <2 <2 <2 <2 <1 <1 <1 <1 <1 <1 <1 <0.5 <0.5 <0.5

<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1

<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2

<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2

<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1

<0.5 <0.5

<30 <20 <20 <20 <20 <20 <1 <1 <1 <1 <1 <1

<5 <5 <5 <20 <20 <5 <20 <20 <20 <20 <5 <5 <5 <5

<5 <5 <5 <20 <20 <5 <20 <20 <20 <20 <10 <10 <10 <10 <10 <10 <10 <5 <5 <5

<0.2 <0.2 <0.2 <2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1

<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2

<0.1 <0.1 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.2

<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2

<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1

<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2

<0.5

<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2

<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1

<0.2 <0.2 <5 <1 <0.2 <1 <1 <1 <1 <0.2 <0.2

<0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <0.2 <0.2 <0.2

<0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1

<0.1 <0.1 <0.1 <1 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1

<0.1 <0.1 <0.1 <1.1 <1.1 <0.1 <1.1 <1.1 <1.1 <1.1 <1 <0.1 <0.1 <0.1

<1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1

91-4a84-5b

Monitoring Wells

Page 65: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-38

Shallow Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

Acetone

Benzene 5

methane, dichlorobromo

Bromoform

Bromomethane

Carbon Tetrachloride 5

Benzene, chloro

Methane, dibromochloro

Chloroethane

Chloroform

Chloromethane

Ethane, 1, 2-dibromo

Benzene, 1,2-dichloro 200 3

Benzene, 1,3-dichloro

Benzene, 1,4-dichloro 5 1

1,1 - Dichloroethane 5

Ethane, 1,2-dichloro 5

1,1 - Dichloroethylene 14

Ethene, 1,2-dichloro

Ethene, cis-1,2-dichloro

Ethene, trans-1,2-dichloro

Dichloromethane 50

propane, 1,2-dichloro

propene, cis 1,3-dichloro

Propene, t-1-3-dicholoro

Benzene, ethyl 2

n-Hexane

2 - Hexanone

Methyl Ethyl Ketone (MEK)

Methyl Isobutyl Ketone (MIBK)

Methyl - t - butylether (MTBE)

Styrene

1,1,1,2 Tetrachloroethane

Ethane, 1,1,2,2 tetrachloro

Ethene, tetrachloro 30

Toluene 24

Ethane, 1,1,1,-trichloro

Ethane, 1,1,2,-trichloro

Ethene, trichloro- 50

Trichlorofluoromethane

Vinyl Chloride 2

o - Xylene 300

m+p-Xylenes 300

Total Xylenes Calculated

Ethene, 1,2-chloro

Methane, bromochloro

t-1,1,1 trichloroethene

Propane, 1,2-dibromo-3-chloro

d-Limonene

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

20/Jun/13 24/Jun/14 15/Jun/15 22/Jul/16 5/Jun/17 18/Jun/18 7/Jun/19 18/Jul/05 11/Jun/08 3/Jul/03 9/Mar/04 10/Aug/04 12/Jul/05 21/Jul/06 7/Jun/07 27/Aug/07 24/Jun/08 26/Jun/09 17/Jun/10 20/Jun/11

<30 <20 <10 <20 <20 <20 <20 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1

<2 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1

<1 <1 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.5 <0.5

<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1

<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1

<2 <1 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2

<1 <1 <1 <1 <1

<1 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1<0.5 <0.5 <0.2 <0.2 <0.2 <0.2 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2

<0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2

<0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 40 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2

<0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 40 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2

<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1

<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1

<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1

<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1

<0.5

<0.5

<5 <2 <0.5 <2 <2 <2 <2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.5 <0.5

<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1

<0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2

<0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2

<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1

<0.5 <0.5

<30 <20 <20 <20 <20 <20 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<20 <20 <5 <100 <20 <20 <20 <5 <5 <5

<20 <20 <5 <20 <20 <20 <20 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <5 <5

<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1

<0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2

<0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <0.1 <0.1

<0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2

<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1

<0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2

<0.5

<0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2

<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1

<5 <1 <0.2 <1 <1 <1 <1 <0.2

<0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <0.2 <0.2

<0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1

<1 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1

<1.1 <1.1 <0.1 <1.1 <1.1 <1.1 <1.1 <1 <0.1 <0.1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<0.5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

92-1191-4a

Monitoring Wells

92-6

Page 66: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-38

Shallow Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

Acetone

Benzene 5

methane, dichlorobromo

Bromoform

Bromomethane

Carbon Tetrachloride 5

Benzene, chloro

Methane, dibromochloro

Chloroethane

Chloroform

Chloromethane

Ethane, 1, 2-dibromo

Benzene, 1,2-dichloro 200 3

Benzene, 1,3-dichloro

Benzene, 1,4-dichloro 5 1

1,1 - Dichloroethane 5

Ethane, 1,2-dichloro 5

1,1 - Dichloroethylene 14

Ethene, 1,2-dichloro

Ethene, cis-1,2-dichloro

Ethene, trans-1,2-dichloro

Dichloromethane 50

propane, 1,2-dichloro

propene, cis 1,3-dichloro

Propene, t-1-3-dicholoro

Benzene, ethyl 2

n-Hexane

2 - Hexanone

Methyl Ethyl Ketone (MEK)

Methyl Isobutyl Ketone (MIBK)

Methyl - t - butylether (MTBE)

Styrene

1,1,1,2 Tetrachloroethane

Ethane, 1,1,2,2 tetrachloro

Ethene, tetrachloro 30

Toluene 24

Ethane, 1,1,1,-trichloro

Ethane, 1,1,2,-trichloro

Ethene, trichloro- 50

Trichlorofluoromethane

Vinyl Chloride 2

o - Xylene 300

m+p-Xylenes 300

Total Xylenes Calculated

Ethene, 1,2-chloro

Methane, bromochloro

t-1,1,1 trichloroethene

Propane, 1,2-dibromo-3-chloro

d-Limonene

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

28/Jun/12 4/Jun/13 3/Jun/14 10/Jun/15 22/Jul/16 20/Jun/17 13/Jun/18 25/Jun/19 17/Jul/03 12/Aug/04 11/Jul/05 22/Jun/06 20/Jun/07 27/Aug/07 6/Jun/08 22/Jun/09 10/Jun/10 22/Jun/11 5/Jun/12 4/Jun/13

<10 <30 <20 57 <20 <20 <20 <20 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <30<0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5

<0.1 <2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5

<0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <1

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.5 <0.5 <0.5 <0.5

<0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5

<0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5

,0.2 <2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <2

<1 <1 <1 <1 <1 <1

<0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1<0.2 <0.5 <0.5 <0.2 <0.2 <0.2 <0.2 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5

<0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5

<0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5

<0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5

<0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1 <0.5

<0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5

<0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1 <0.5

<0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5

<0.5

<0.5

<0.5 <5 <2 <2 <2 <2 <2 <2 <1 <1 <1 <1 <1 <1 <1 <1 <0.5 <0.5 <0.5 <5

<0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5

<0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <02 <0.2 <0.5

<0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5

0 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5

1 1

<30 <20 <20 <20 <20 <20 <20 <1 <1 <1 <1 <1 <1 <1 <1 <30

<5 <20 <20 <20 <20 <20 <20 <20 <5 <5 <5 <5 <20

<5 <20 <20 <20 <20 <20 <20 <20 <10 <10 <10 <10 <10 <10 <10 <10 <5 <5 <5 <20

<0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1 <0.5

<0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5

<0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.1 <0.1 <0.2 <0.5

<0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5

<0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5

0 <0.5 <0.5 1 <0.5 <0.5 1 1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5

<0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5

<0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5

<0.2 <5 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <5

<0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.2 <0.2 <0.2 <0.5

<0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1 <0.5

0 <1 <1 1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <1

0 <1.1 <1.1 <1.1 <1.1 <1.1 <1.1 <1.1 <1 <0.1 <0.1 <0.1 <1.1

<0.1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1

<0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1

92-11

Monitoring Wells

94-1

Page 67: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-38

Shallow Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

Acetone

Benzene 5

methane, dichlorobromo

Bromoform

Bromomethane

Carbon Tetrachloride 5

Benzene, chloro

Methane, dibromochloro

Chloroethane

Chloroform

Chloromethane

Ethane, 1, 2-dibromo

Benzene, 1,2-dichloro 200 3

Benzene, 1,3-dichloro

Benzene, 1,4-dichloro 5 1

1,1 - Dichloroethane 5

Ethane, 1,2-dichloro 5

1,1 - Dichloroethylene 14

Ethene, 1,2-dichloro

Ethene, cis-1,2-dichloro

Ethene, trans-1,2-dichloro

Dichloromethane 50

propane, 1,2-dichloro

propene, cis 1,3-dichloro

Propene, t-1-3-dicholoro

Benzene, ethyl 2

n-Hexane

2 - Hexanone

Methyl Ethyl Ketone (MEK)

Methyl Isobutyl Ketone (MIBK)

Methyl - t - butylether (MTBE)

Styrene

1,1,1,2 Tetrachloroethane

Ethane, 1,1,2,2 tetrachloro

Ethene, tetrachloro 30

Toluene 24

Ethane, 1,1,1,-trichloro

Ethane, 1,1,2,-trichloro

Ethene, trichloro- 50

Trichlorofluoromethane

Vinyl Chloride 2

o - Xylene 300

m+p-Xylenes 300

Total Xylenes Calculated

Ethene, 1,2-chloro

Methane, bromochloro

t-1,1,1 trichloroethene

Propane, 1,2-dibromo-3-chloro

d-Limonene

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

3/Jun/14 10/Jun/15 22/Jul/16 13/Jun/17 5/Jun/18 11/Jun/19 15/Jul/03 3/Aug/04 7/Jul/05 20/Jun/06 7/Jun/07 24/Aug/07 24/Jun/08 22/Jun/09 9/Jun/10 2/Jun/11 5/Jun/12 3/Jun/13 2/Jun/14 10/Jun/15

<20 56 <20 <20 <20 <20 <10 <10 <10 <10 <10 <10 <1 <10 <10 <10 <10 <30 <20 <10<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <2 <1 <0.1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <1 <1 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <2 <1 <0.2

<1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 0 <0.1 <1 <1 <0.1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1<0.5 <0.2 <0.2 <0.2 <0.2 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<0.5

<0.5

<2 <2 <2 <2 <2 <2 <1 <1 <1 <1 <1 <1 <1 <1 <0.5 <0.5 <0.5 <5 <2 <0.5

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<0.5 <0.5

<20 <20 <20 <20 <20 <20 <1 <1 <1 <1 <1 <1 <1 <1 <30 <20

<20 <20 <20 <20 <20 <20 <5 <5 <5 <5 <20 <20 <5

<20 <20 <20 <20 <20 <20 <10 <10 <10 <10 <10 <10 <10 <10 <5 <5 <5 <20 <20 <5

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.1 <0.1 <0.2 <0.5 <0.5 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<0.5 1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 0 <0.2 <0.5 <0.5 <0.2

<0.5

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <5 <1 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <1 <1 <0.1

<1.1 <1.1 <1.1 <1.1 <1.1 <1.1 <1 <0.1 <0.1 <0.1 <1.1 <1.1 <0.1

<1 <1 <1 <1 <1 <1 <1 <1 <0.1

<1 <1 <1 <1 <1 <1 <1 <1

<0.5 <0.5 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1

94-394-1

Page 68: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-38

Shallow Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

Acetone

Benzene 5

methane, dichlorobromo

Bromoform

Bromomethane

Carbon Tetrachloride 5

Benzene, chloro

Methane, dibromochloro

Chloroethane

Chloroform

Chloromethane

Ethane, 1, 2-dibromo

Benzene, 1,2-dichloro 200 3

Benzene, 1,3-dichloro

Benzene, 1,4-dichloro 5 1

1,1 - Dichloroethane 5

Ethane, 1,2-dichloro 5

1,1 - Dichloroethylene 14

Ethene, 1,2-dichloro

Ethene, cis-1,2-dichloro

Ethene, trans-1,2-dichloro

Dichloromethane 50

propane, 1,2-dichloro

propene, cis 1,3-dichloro

Propene, t-1-3-dicholoro

Benzene, ethyl 2

n-Hexane

2 - Hexanone

Methyl Ethyl Ketone (MEK)

Methyl Isobutyl Ketone (MIBK)

Methyl - t - butylether (MTBE)

Styrene

1,1,1,2 Tetrachloroethane

Ethane, 1,1,2,2 tetrachloro

Ethene, tetrachloro 30

Toluene 24

Ethane, 1,1,1,-trichloro

Ethane, 1,1,2,-trichloro

Ethene, trichloro- 50

Trichlorofluoromethane

Vinyl Chloride 2

o - Xylene 300

m+p-Xylenes 300

Total Xylenes Calculated

Ethene, 1,2-chloro

Methane, bromochloro

t-1,1,1 trichloroethene

Propane, 1,2-dibromo-3-chloro

d-Limonene

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

22/Jun/16 13/Jun/17 4/Jun/18 10/Jun/19 24/Jul/06 6/Jul/07 26/Jun/08 29/Jun/09 28/Jun/10 23/Jun/11 15/Jun/12 26/Jun/13 25/Jun/14 19/Jun/15 24/Jun/16 25/Jun/17 15/Jul/03 8/Mar/04 3/Aug/04 6/Jul/05

<20 <20 <20 <20 <10 17 <10 61 <10 32 14 <30 <20 <10 <20 <20 <10 <10 <10 <10<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <2 <1 <0.1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <1 <1 <0.2 <1 <1 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 1 <1 <1 1 0 0 <0.5 <0.5 <0.1 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <2 <1 <0.2 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <1 <1 <0.1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1<0.2 <0.2 <0.2 <0.2 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.2 <0.2 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 0 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5

<0.5 <0.5 <0.5 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <1 <1 <1 <1

<0.5

<0.5

<2 <2 <2 <2 <1 <1 <1 <1 <0.5 <0.5 <0.5 <5 <2 <0.5 <2 <2 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0 <0 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <1 <1 <1 <1

<0.5 <0.5

<20 <20 <20 <20 <1 <1 <1 <1 <30 <20 <20 <20 <1 <1 <1 <1

<20 <20 <20 <20 <5 <5 <5 <5 <20 <20 <5 <20 <20

<20 <20 <20 <20 <10 <10 <10 <10 <5 <5 <5 <20 <20 <5 <20 <20 <10 <10 <10 <10

<0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <1 <1 <1 <1

<0.5

<0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <1 <1 <1 <1

<0.5 <0.5 <0.5 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <5 <1 <0.2 <1 <1

<0.5 <0.5 <0.5 <0.5 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.5 <0.5

<0.5 <0.5 <0.5 <0.5 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5

<1 <1 <1 <1 <1 <1 <1 <1 <0.1 0 <0.1 <1 <1 <0.1 <1 <1 <1 <1 <1 <1

<1.1 <1.1 <1.1 <1.1 <1 <0.1 0 <0.1 <1.1 <1.1 <0.1 <1.1 <1.1

<1 <1 <1 <1 <0.1 <0.5 <0.5 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1

<0.5 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1

Monitoring Wells

01-9a00-7a94-3

Page 69: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-38

Shallow Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

Acetone

Benzene 5

methane, dichlorobromo

Bromoform

Bromomethane

Carbon Tetrachloride 5

Benzene, chloro

Methane, dibromochloro

Chloroethane

Chloroform

Chloromethane

Ethane, 1, 2-dibromo

Benzene, 1,2-dichloro 200 3

Benzene, 1,3-dichloro

Benzene, 1,4-dichloro 5 1

1,1 - Dichloroethane 5

Ethane, 1,2-dichloro 5

1,1 - Dichloroethylene 14

Ethene, 1,2-dichloro

Ethene, cis-1,2-dichloro

Ethene, trans-1,2-dichloro

Dichloromethane 50

propane, 1,2-dichloro

propene, cis 1,3-dichloro

Propene, t-1-3-dicholoro

Benzene, ethyl 2

n-Hexane

2 - Hexanone

Methyl Ethyl Ketone (MEK)

Methyl Isobutyl Ketone (MIBK)

Methyl - t - butylether (MTBE)

Styrene

1,1,1,2 Tetrachloroethane

Ethane, 1,1,2,2 tetrachloro

Ethene, tetrachloro 30

Toluene 24

Ethane, 1,1,1,-trichloro

Ethane, 1,1,2,-trichloro

Ethene, trichloro- 50

Trichlorofluoromethane

Vinyl Chloride 2

o - Xylene 300

m+p-Xylenes 300

Total Xylenes Calculated

Ethene, 1,2-chloro

Methane, bromochloro

t-1,1,1 trichloroethene

Propane, 1,2-dibromo-3-chloro

d-Limonene

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

01-14 04-6a Scalehouse 05-1 05-2 05-4

20/Jun/06 7/Jun/07 22/Aug/07 22/Jun/09 8/Jun/10 2/Jun/11 5/Jun/12 3/Jun/13 2/Jun/14 10/Jun/15 22/Jul/16 6/Jun/17 4/Jun/18 3/Jun/19 12/Jun/08 13/Jul/05 18/Jul/05 24/Jun/05 22/Nov/05 23/Nov/05

<10 <10 <10 <10 <10 <10 <10 <30 <20 <10 <20 <20 <20 <20 <1 <10 <10 <10 <10 <10<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 0 <0.1 <2 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <1 <1 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <2 <1 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 0 <0.1 <1 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.2 <0.2 <0.2 <0.2 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<0.5

<0.5

<1 <1 <1 <1 <0.5 <0.5 <0.5 <5 <2 <0.5 <2 <2 <2 <2 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<0.5 <0.5

<1 <1 <1 <1 <30 <20 <20 <20 <20 <20 <1 <1 <1 <1 <1 <1

<5 <5 <5 <5 <20 <20 <5 <20 <20 <20 <20

<10 <10 <10 <10 <5 <5 <5 <20 <20 <5 <20 <20 <20 <20 <1 <10 <10 <10 <10 <10

<1 <0.2 <0.2 <0.2 <2 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<0.1 <0.1 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<0.5

<1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <1 <1 <1 <1 <1 <1

<0.2 <0.2 <5 <1 <0.2 <1 <1 <1 <1

<1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.5 <0.5 <0.5 <0.5

<1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.1 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <0.1 <0.1 <0.1 <1 <1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <0.1 <0.1 <0.1 <1.1 <1.1 <0.1 <1.1 <1.1 <1.1 <1.1

<1 <1 <1 <1 <0.1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <0.5 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1

Monitoring Wells

01-9a

Page 70: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-38

Shallow Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

Acetone

Benzene 5

methane, dichlorobromo

Bromoform

Bromomethane

Carbon Tetrachloride 5

Benzene, chloro

Methane, dibromochloro

Chloroethane

Chloroform

Chloromethane

Ethane, 1, 2-dibromo

Benzene, 1,2-dichloro 200 3

Benzene, 1,3-dichloro

Benzene, 1,4-dichloro 5 1

1,1 - Dichloroethane 5

Ethane, 1,2-dichloro 5

1,1 - Dichloroethylene 14

Ethene, 1,2-dichloro

Ethene, cis-1,2-dichloro

Ethene, trans-1,2-dichloro

Dichloromethane 50

propane, 1,2-dichloro

propene, cis 1,3-dichloro

Propene, t-1-3-dicholoro

Benzene, ethyl 2

n-Hexane

2 - Hexanone

Methyl Ethyl Ketone (MEK)

Methyl Isobutyl Ketone (MIBK)

Methyl - t - butylether (MTBE)

Styrene

1,1,1,2 Tetrachloroethane

Ethane, 1,1,2,2 tetrachloro

Ethene, tetrachloro 30

Toluene 24

Ethane, 1,1,1,-trichloro

Ethane, 1,1,2,-trichloro

Ethene, trichloro- 50

Trichlorofluoromethane

Vinyl Chloride 2

o - Xylene 300

m+p-Xylenes 300

Total Xylenes Calculated

Ethene, 1,2-chloro

Methane, bromochloro

t-1,1,1 trichloroethene

Propane, 1,2-dibromo-3-chloro

d-Limonene

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

17/Aug/06 22/Nov/05 28/Jul/06 21/Jun/07 24/Aug/07 6/Jun/08 9/Jun/10 27/Jun/11 5/Jun/12 4/Jun/13 3/Jun/14 11/Jun/15 22/Jul/16 6/Jun/17 5/Jun/18 11/Jun/19 28/Jun/07 24/Aug/07 6/Jun/08 10/Jun/10

<10 <10 <10 <10 12 <10 <10 <10 <10 <30 <20 94 <20 <20 <20 <20 <10 <10 <10 <10<1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.1

<1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2

<1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.1

<1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.1

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <2 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2

<1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1

<1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.2 <0.2 <0.2 <0.2 <0.2 <1 <1 <1 <0.2

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.2

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.2

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.2

<1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.1

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.2

<1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.1

<1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.1

<0.5

<0.5

<1 <1 <1 <1 <1 <1 <0.5 <0.5 <0.5 <5 <2 <2 <2 <2 <2 <2 <1 <1 <1 <0.5

<1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.1

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.2

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.2

<1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.1

<0.5 <0.5

<1 <1 <1 <1 <1 <1 <30 <20 <20 <20 <20 <20 <20 <1 <1 <1

<1 <1 <5 <5 <5 <20 <20 <20 <20 <20 <20 <20 <5

<10 <10 <10 <10 <10 <10 <5 <5 <5 <20 <20 <20 <20 <20 <20 <20 <10 <10 <10 <5

<1 <1 <1 <0.2 <0.2 <0.2 <2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.2

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.2

<1 <1 <0.1 <0.1 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <0.1

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.2

<1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.1

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 1 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.2

<0.5

<1 <1 <1 <1 <1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.2

<1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <1 <1 <1 <0.1

<0.2 <0.2 <5 <1 <1 <1 <1 <1 <1

<1 <1 <0.2 <0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.2

<0.1 <0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.1

<1 <1 <1 <1 <1 <1 <0.1 <0.1 <0.1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1

<1 <1 <1 <0.1 <0.1 <0.1 <1.1 <1.1 <1.1 <1.1 <1.1 <1.1 <1.1 <1 <0.1

<1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <0.5 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1 <1 <1

Monitoring Wells

06-206-105-5

Page 71: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-38

Shallow Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

Acetone

Benzene 5

methane, dichlorobromo

Bromoform

Bromomethane

Carbon Tetrachloride 5

Benzene, chloro

Methane, dibromochloro

Chloroethane

Chloroform

Chloromethane

Ethane, 1, 2-dibromo

Benzene, 1,2-dichloro 200 3

Benzene, 1,3-dichloro

Benzene, 1,4-dichloro 5 1

1,1 - Dichloroethane 5

Ethane, 1,2-dichloro 5

1,1 - Dichloroethylene 14

Ethene, 1,2-dichloro

Ethene, cis-1,2-dichloro

Ethene, trans-1,2-dichloro

Dichloromethane 50

propane, 1,2-dichloro

propene, cis 1,3-dichloro

Propene, t-1-3-dicholoro

Benzene, ethyl 2

n-Hexane

2 - Hexanone

Methyl Ethyl Ketone (MEK)

Methyl Isobutyl Ketone (MIBK)

Methyl - t - butylether (MTBE)

Styrene

1,1,1,2 Tetrachloroethane

Ethane, 1,1,2,2 tetrachloro

Ethene, tetrachloro 30

Toluene 24

Ethane, 1,1,1,-trichloro

Ethane, 1,1,2,-trichloro

Ethene, trichloro- 50

Trichlorofluoromethane

Vinyl Chloride 2

o - Xylene 300

m+p-Xylenes 300

Total Xylenes Calculated

Ethene, 1,2-chloro

Methane, bromochloro

t-1,1,1 trichloroethene

Propane, 1,2-dibromo-3-chloro

d-Limonene

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

2/Jun/11 22/Jun/12 4/Jun/13 3/Jun/14 11/Jun/15 22/Jul/16 6/Jun/17 8/Jun/18 11/Jun/19

<10 <10 <30 <20 479 <20 <20 <20 <20<0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.1 <0.1 <2 <1 <1 <1 <1 <1 <1

0 <0.2 <1 <1 <1 <1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

0 <0.2 <2 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1

<0.1 <0.1 <1 <1 <1 <1 <1 <1 <1

<1 <1 <1 <1 <1 <1 <1<0.2 <0.2 <0.5 <0.5 <0.2 <0.2 <0.2 <0.2 <0.2

<0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.1 <0.1 <0.5 <0.5 <0.5 <0..5 <0.5 <0.5 <0.5

<0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.5

<0.5

<0.5 <0.5 <5 <2 <2 <2 <2 <2 <2

<0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.5 <0.5

<30 <20 <20 <20 <20 <20 <20

<5 <5 <20 <20 27 <20 <20 <20 <20

<5 <5 <20 <20 <20 <20 <20 <20 <20

<0.2 <0.2 <2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.1 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.2 <0.2 <0.5 <0.5 3 <0.5 <0.5 <0.5 <0.5

<0.5

<0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5

<0.2 <0.2 <5 <1 <1 <1 <1 <1 <1

<0.2 <0.2 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.1 <0.1 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5

<0.1 <0.1 <1 <1 <1 <1 <1 <1 <1

<0.1 <0.1 <1.1 <1.1 <1.1 <1.1 <1.1 <1.1 <1.1

<0.5

Monitoring Wells

06-2

Page 72: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

Table C-39

White Oak Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO 72-101a 92-8 92-9 92-10 92-12

18/Jul/05 18/Jul/05 13/Jul/05 12/Jul/05 12/Jul/05 11/Jul/05 23/Jun/06 26/Jun/08 12/Jul/05 6/Jul/06 5/Jun/09 7/Jul/05 22/Jun/06 2/Jun/11 24/Jun/05 10/Jul/07

Chloromethane <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

Acetone <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10

Dichloromethane 50 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.5 <1 <1

Ethene, 1,2-chloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

cis-1,2-dichloroethylene

trans-1,2-dichloroethylene

Ethene, 1,2-dichloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <1 <1

Methane, bromochloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

Chloroform <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <1 13

t-1,1,1 trichloroethene <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

Carbon Tetrachloride 5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <1 <1

Benzene 5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <1 <1

Ethane, 1,2-dichloro 5 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

Ethene, trichloro- 50 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <1 <1

propane, 1,2-dichloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <1 <1

methane, dichlorobromo <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <1 3

propene, cis 1,3-dichloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

4-methyl-2-pentanone (mibk) <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <10 <5 <10 <10

Toluene 24 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

Propene, t-1-3-dicholoro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

Ethane, 1,1,2,-trichloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

Ethene, tetrachloro 30 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <1 <1

n-Hexane

2 - Hexanone <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

Methane, dibromochloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

Ethane, 1, 2-dibromo <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

Benzene, chloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <1 <1

Benzene, ethyl 2.4 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <1 <1

m+p-Xylenes

p-Xylenes 300 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.1 <1 <1

Styrene <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

Bromoform <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

Ethane, 1,1,2, 2 tetrachloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

Benzene, 1,3-dichloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

Benzene, 1,4-dichloro 5 1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

Benzene, 1,2-dichloro 200 3 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <0.2 <1 <1

Propane, 1,2-dibromo-3-chloro <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

d-Limonene <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1 <1

Methyl Ethyl Ketone (MEK) <5 <5

Vinyl Chloride 2 <1 <1 <0.2

Bromomethane <1 <0.5

Chloroethane

Trichlorofluoromethane <0.2

1.1 - Dichloroethylene 14 <1 <0.1

Methyl - t - butylether (MTBE) <1 <0.2

1.1 - Dichloroethane 5 <1 <0.1

o - Xylene 300 <1 <0.1

Total Xylenes Calculated <1 <0.1

1.1.1.2 Tetrachloroethane <0.1

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

94-2 01-12b 01-3a Admin Bldg

Monitoring Wells

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Table C-39

White Oak Aquifer Monitoring Wells

VOCs Test Results

Parameter ODWS

MAC IMAC AO

Chloromethane

Acetone

Dichloromethane 50

Ethene, 1,2-chloro

cis-1,2-dichloroethylene

trans-1,2-dichloroethylene

Ethene, 1,2-dichloro

Methane, bromochloro

Chloroform

t-1,1,1 trichloroethene

Carbon Tetrachloride 5

Benzene 5

Ethane, 1,2-dichloro 5

Ethene, trichloro- 50

propane, 1,2-dichloro

methane, dichlorobromo

propene, cis 1,3-dichloro

4-methyl-2-pentanone (mibk)

Toluene 24

Propene, t-1-3-dicholoro

Ethane, 1,1,2,-trichloro

Ethene, tetrachloro 30

n-Hexane

2 - Hexanone

Methane, dibromochloro

Ethane, 1, 2-dibromo

Benzene, chloro

Benzene, ethyl 2.4

m+p-Xylenes

p-Xylenes 300

Styrene

Bromoform

Ethane, 1,1,2, 2 tetrachloro

Benzene, 1,3-dichloro

Benzene, 1,4-dichloro 5 1

Benzene, 1,2-dichloro 200 3

Propane, 1,2-dibromo-3-chloro

d-Limonene

Methyl Ethyl Ketone (MEK)

Vinyl Chloride 2

Bromomethane

Chloroethane

Trichlorofluoromethane

1.1 - Dichloroethylene 14

Methyl - t - butylether (MTBE)

1.1 - Dichloroethane 5

o - Xylene 300

Total Xylenes Calculated

1.1.1.2 Tetrachloroethane

Notes:

1. All units stated in ug/L

2. Definitions:

ODWS: Ontario Drinking Water Standards

MAC: Maximum Acceptable Concentration

IMAC: Interim Maximum Acceptable Concentration

AO: Aesthetic Objective

13/Jun/14 26/Jul/16 26/Jun/17 20/Jun/18 18/Jun/19

<1 <1 <1 <1 <1.0

386 <20 <20 <20 <20

<2 <2 <2 <2 <2.0

<0.5 <0.5

<0.50

<0.50

<0.5 <0.5

<1 <1 <1 <1 <1.0

<0.5 <0.5

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0.50

<0.50

<0.5 <0.5 <0 <0 <0.50

<1 <1 <1 <1 <1.0

<0.5 <0.5 <0.5 <0.5 <0.50

<20 <20 <20 <20 <20

3.04 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.50

<20 <20 <20 <20 <20

<1 <1 <1 <1 <1.0

<0.2 <0.2 <0.2 <0.2 <0.20

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0.50

<1.0

<1 <1 <1 <1

<0.5 <0.5 <0.5 <0.5 <0.50

<1 <1 <1 <1 <1.0

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0..50

22 <20 <20 <20 <20

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0.50

<1 <1 <1 <1 <1.0

<1 <1 <1 <1 <1.0

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0.50

<0.5 <0.5 <0.5 <0.5 <0.50

<1.1 <1.1 <1.1 <1.1 <1.1

<0.5 <0.5 <0.5 <0.5 <0.50

Admin Bldg

Monitoring Wells

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0

50

100

150

200

250

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Ch

lori

de (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Downgradient

94-3

01-9a

05-1

05-2

05-3

13-1a

06-1

01-9a replaced 82-9 in 2001

Ontario Drinking Water Objective 250 mg/l

Reasonable Use Criteria 133 mg/l

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0

40

80

120

160

200

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

So

diu

m (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Downgradient

94-3

01-9a

05-1

05-2

05-3

13-1a

06-1

samples not analyzed for Na 1981- 1992

Reasonable Use Criteria 123 mg/l

Ontario Drinking Water Objective 200 mg/l

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0.0

0.4

0.8

1.2

1.6

2.0

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Iro

n (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Downgradient

94-3

01-9a

05-1

05-2

05-3

13-1a

06-1

samples not analyzed for Fe 1981 - 1992

Ontario Drinking Water Objective 0.3 mg/l

Reasonable Use Criteria 0.90 mg/l

Fe results for 04-6a are between 0.1 and 3.5 mg/l 1976-1980

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0

5

10

15

20

25

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

DO

C (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Downgradient

94-3

01-9a

05-1

05-2

05-3

13-1a

06-1

samples not analyzed for DOC prior to 1991

01-9a replaced 82-9 in 2001

Reasonable Use Criteria 3.4 mg/l

Ontario Drinking Water Objective 5.0 mg/l

Page 78: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

0.0000

0.0010

0.0020

0.0030

0.0040

0.0050

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Cad

miu

m (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Downgradient

94-3

01-9a

05-1

05-2

05-3

13-1a

06-1

samples not analyzed for Cd prior to 1991

Ontario Drinking Water Objective 0.005 mg/l

Reasonable Use Criteria 0.0014 mg/l

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0.0000

0.0200

0.0400

0.0600

0.0800

0.1000

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Nic

kel

(mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Downgradient

94-3

01-9a

05-1

05-2

05-3

13-1a

06-1

samples not analyzed for Ni prior to 1991

Ontario Drinking Water Objective 0.1 mg/l

Reasonable Use Criteria 0.052 mg/l

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0

50

100

150

200

250

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Ch

lori

de (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Upgradient

82-6

92-1

92-2

92-3

92-4

92-6

92-11

01-12b

01-14

04-6a

05-5

92-6 results for Cl are between 250 -500 mg/l, well was decommissioned in 2005

Cl results since 2002 for 04-6a are between 350 - 1,500 mg/l

05-5 not sampled between 2007 and 2019

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0

50

100

150

200

250

300

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

So

diu

m (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Upgradient

82-6

92-1

92-2

92-3

92-4

92-6

92-11

01-12b

01-14

04-6a

05-5

samples not analyzed for Na between 1981 and 1992

92-6 was decommissioned in 2005

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0.0

2.0

4.0

6.0

8.0

10.0

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Iro

n (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Upgradient

82-6

92-1

92-2

92-3

92-4

92-6

92-11

01-12b

01-14

04-6a

05-5samples not analyzed for Fe between 1981 and 1992

92-6 was decommissioned in 2005

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0

4

8

12

16

20

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

DO

C (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Upgradient

82-6

92-1

92-2

92-3

92-4

92-6

92-11

01-12b

01-14

04-6a

05-5

samples not analyzed for DOC prior to 1992

92-6 was decommissioned in 2005

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0.0000

0.1000

0.2000

0.3000

0.4000

0.5000

0.6000

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Cad

miu

m (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Upgradient

82-6

92-1

92-2

92-3

92-4

92-6

92-11

01-12b

01-14

04-6a

05-5

samples not analyzed for Cd prior to 1992

92-6 was decommissioned in 2005

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0.0000

0.0200

0.0400

0.0600

0.0800

0.1000

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Nic

kel

(mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Upgradient

82-6

92-1

92-2

92-3

92-4

92-6

92-11

01-12b

01-14

04-6a

05-5

samples not analyzed for Ni prior to 1992

92-6 was decommissioned in 2005

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0

50

100

150

200

250

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Ch

lori

de (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Crossgradient

84-5b

92-7

94-1

04-2a

13-3a

06-2

91-4a

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0

40

80

120

160

200

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

So

diu

m (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Crossgradient

92-7

84-5b

94-1

04-2a

13-3a

06-2

91-4a

samples not analyzed for Na 1981 - 1992

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0.0

1.0

2.0

3.0

4.0

5.0

6.0

7.0

8.0

9.0

10.0

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Iro

n (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Crossgradient

84-5b

92-7

94-1

04-2a

13-3a

06-2

91-4a

samples not analyzed for Fe 1981 - 1992

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0

4

8

12

16

20

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

DO

C (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Crossgradient

84-5b

94-1

04-2a

13-3a

06-2

91-4a

samples not analyzed for DOC prior to 1991

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0.0000

0.0004

0.0008

0.0012

0.0016

0.0020

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Cad

miu

m (

mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Crossgradient

84-5b

92-7

94-1

04-2a

13-3a

06-2

91-4a

samples not analyzed for Cd prior to 1991

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0.0000

0.0200

0.0400

0.0600

0.0800

0.1000

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Nic

kel

(mg

/l)

W12A LandfillUpper Aquifer Monitoring Wells - Crossgradient

84-5b

92-7

94-1

04-2a

13-3a

06-2

91-4a

samples not analyzed for Ni prior to 1991

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0

50

100

150

200

250

300

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Ch

lori

de

(m

g/l

)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Downgradient

92-8

01-3a

Reasonable Use Criteria 173 mg/l

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0

20

40

60

80

100

120

140

160

180

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

So

diu

m (

mg

/l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Downgradient

92-8

01-3a

Reasonable Use Criteria 121 mg/l

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0.0

2.0

4.0

6.0

8.0

10.0

12.0

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Iro

n (

mg/

l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Downgradient

92-8

01-3a

Reasonable Use Criteria 2.56 mg/l

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0

5

10

15

20

25

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

DO

C (

mg/

l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Downgradient

92-8

01-3a

Reasonable Use Criteria 3.8 mg/l

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0.0000

0.0010

0.0020

0.0030

0.0040

0.0050

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Cad

miu

m (

mg/

l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Downgradient

92-8

01-3a

92-80.0075 mg/l (12/17/03)

Reasonable Use Criteria 0.0014 mg/l

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0.0000

0.0100

0.0200

0.0300

0.0400

0.0500

0.0600

0.0700

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Nic

ke

l (m

g/l

)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Downgradient

92-8

01-3a

Reasonable Use Criteria 0.052 mg/l

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0

50

100

150

200

250

300

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Ch

lori

de

(m

g/l

)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Upgradient

92-9

92-12

01-13

92-10

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0

20

40

60

80

100

120

140

160

180

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

So

diu

m (

mg

/l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Upgradient

92-9

92-12

01-13

92-10

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0.0

2.0

4.0

6.0

8.0

10.0

12.0

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Iro

n (

mg

/l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Upgradient

92-9

92-12

01-13

92-10

Page 101: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

0

5

10

15

20

25

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

DO

C (

mg

/l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Upgradient

92-9

92-12

01-13

92-10

Page 102: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

0.0000

0.0010

0.0020

0.0030

0.0040

0.0050

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Cad

miu

m (

mg

/l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Upgradient

92-9

92-12

01-13

92-10

92-90.0069 mg/l (17-12-93)

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0.0000

0.0100

0.0200

0.0300

0.0400

0.0500

0.0600

0.0700

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Nic

kel (

mg/

l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Upgradient

92-9

92-12

01-13

92-10

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0

50

100

150

200

250

300

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Ch

lori

de

(m

g/l

)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Crossgradient

72-101a

94-2

Page 105: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

0

20

40

60

80

100

120

140

160

180

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

So

diu

m (

mg

/l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Crossgradient

72-101a

94-2

Page 106: TABLE C-1 BOREHOLE #72-101a W12A LANDFILL...TABLE C-3 BOREHOLE #76-1, #13-1a W12A LANDFILL (Data from July 12, 1976 to June 3, 2013 is from borehole #76-1. Borehole #76-1 was replaced

0.0

2.0

4.0

6.0

8.0

10.0

12.0

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Iro

n (

mg

/l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Crossgradient

72-101a

94-2

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0.0

5.0

10.0

15.0

20.0

25.0

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

DO

C (

mg

/l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Crossgradient

72-101a

94-2

72-101a90.4 mg/l (28-10-04)

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0.0000

0.0010

0.0020

0.0030

0.0040

0.0050

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Cad

miu

m (

mg

/l)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Crossgradient

72-101a

94-2

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0.0000

0.0100

0.0200

0.0300

0.0400

0.0500

0.0600

0.0700

Jan/76 Jan/81 Jan/86 Jan/91 Jan/96 Jan/01 Jan/06 Jan/11 Jan/16 Jan/21

Nic

ke

l (m

g/l

)

W12A LandfillWhite Oaks Aquifer Monitoring Wells - Crossgradient

72-101a

94-2