crawford station former mgp remedial investigation ...ns ns ns nvt ns ns ns ns ns ns ns ns ns 20 ns...
TRANSCRIPT
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 1 of 18
Crawford Station Former MGP Remedial Investigation: Groundwater Result through July 2016Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Table 1: Polycyclic Aromatic Hydrocarbons and Semi-volatile Organic Compounds Results (Pages 1 - 9)
PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH SVOC SVOC
Unique Field ID Sample Location Sample Date
2-M
ethy
lnap
htha
lene
(µg/
l)
Ace
naph
then
e (µ
g/l)
Ace
naph
thyl
ene
(µg/
l)
Ant
hrac
ene
(µg/
l)
Ben
zo(a
)ant
hrac
ene
(µg/
l)
Ben
zo(a
)pyr
ene
(µg/
l)
Ben
zo(b
)fluo
rant
hene
(µg/
l)
Ben
zo(g
,h,i)
pery
lene
(µg/
l)
Ben
zo(k
)fluo
rant
hene
(µg/
l)
Chr
ysen
e (µ
g/l)
Dib
enz(
a,h)
anth
race
ne (µ
g/l)
Fluo
rant
hene
(µg/
l)
Fluo
rene
(µg/
l)
Inde
no(1
,2,3
-cd)
pyre
ne (µ
g/l)
Nap
htha
lene
(µg/
l)
Phe
nant
hren
e (µ
g/l)
Pyr
ene
(µg/
l)
Car
bazo
le (µ
g/l)
Dib
enzo
fura
n (µ
g/l)
Shaded Groundwater SL: 28 420 210 2,100 0.13 0.2 0.18 210 0.17 12 0.3 280 280 0.43 140 210 210 NS 7Underline Tap Water SL: 36 530 530 1,800 0.012 0.0034 0.034 120 0.34 3.4 0.0034 800 290 0.034 0.17 1,800 120 NS 7.9
Italics Residential GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 4.6 NS NS NS NSBold Industrial GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 20 NS NS NS NS
.020414021 MWA101 02/04/2014 0.72 0.91 0.45 0.39 0.054 J < 0.053 U < 0.038 U < 0.023 U < 0.017 U 0.071 J < 0.036 U 0.56 1 < 0.03 U 1.9 1.4 1 1.2 J < 1.1 U
042314017 (N) MWA101 (N) 04/23/2014 0.089 0.74 0.24 J 0.22 J 0.05 0.027 J 0.02 J 0.016 J 0.025 J 0.054 0.0059 J 0.23 J 0.25 J 0.013 J 0.37 0.34 J 0.61 J < 1 U < 1 U
070914064 MWA101 07/09/2014 0.08 1.2 0.26 0.18 0.019 J < 0.0089 U < 0.0063 U < 0.0038 U 0.0046 J 0.019 J < 0.006 U 0.17 0.28 < 0.005 U 0.37 0.31 0.62 < 0.98 U < 0.98 U
101614025 (N) MWA101 (N) 10/16/2014 0.027 J 1.2 0.24 0.19 0.019 J < 0.0026 U < 0.005 U < 0.0052 U < 0.0049 U 0.018 J < 0.0034 U 0.26 0.3 < 0.0036 U 0.2 J 0.37 0.86 < 0.98 U < 0.98 U
012715016 MWA101 01/27/2015 < 0.0088 U 0.34 0.16 0.1 0.032 J 0.0093 J 0.014 J 0.015 J 0.0079 J 0.041 J 0.0077 J 0.19 0.12 0.009 J 0.049 J 0.12 0.67 < 0.98 U < 0.98 U
041515028 MWA101 04/15/2015 < 0.0048 U 1.3 0.16 0.088 0.012 J < 0.0042 UJ < 0.0051 U < 0.0033 U < 0.0054 U 0.0096 J < 0.0053 UJ 0.082 0.16 < 0.0034 U 0.3 0.15 0.45 < 1 U < 1.1 U
102715013 MWA101 10/27/2015 0.0055 J 0.57 J+ 0.15 J+ 0.11 J+ 0.02 J < 0.0043 UJ < 0.0052 UJ < 0.0034 UJ < 0.0055 UJ 0.021 J+ < 0.0055 UJ 0.22 J+ 0.31 J+ < 0.0035 UJ 0.036 J 0.36 J+ 0.52 J+ < 0.71 U < 0.73 U
020116142 MWA101 02/01/2016 < 0.0069 U 1.3 0.18 0.12 < 0.016 U < 0.0047 U 0.0059 J < 0.0037 U < 0.006 U 0.016 J < 0.0059 U 0.12 0.15 < 0.0038 U 0.3 0.1 0.43 < 0.75 U < 0.77 U
041316035 (N) MWA101 (N) 04/13/2016 0.0031 J 1 0.15 0.08 < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U 0.013 J < 0.0056 U 0.1 0.11 < 0.0036 U 0.015 J 0.065 0.47 < 0.75 U < 0.77 U
070716014 MWA101 07/07/2016 < 0.0029 U 0.89 0.12 0.072 < 0.0053 U < 0.0046 U < 0.0055 U < 0.0036 U < 0.0059 U 0.0094 J < 0.0058 U 0.092 0.13 < 0.0037 U 0.011 J 0.065 0.37 < 0.76 U < 0.78 U
020414024 MWA102 02/04/2014 < 0.0075 U < 0.008 U < 0.0074 U < 0.0078 U < 0.0062 U < 0.01 U < 0.0072 U < 0.0044 U < 0.0032 U 0.006 J < 0.0068 U 0.0085 J < 0.0076 U < 0.0057 U < 0.0094 U < 0.0096 U < 0.0088 U < 1.1 U < 1.1 U
042314019 MWA102 04/23/2014 < 0.0068 U < 0.0073 U < 0.0067 U 0.01 J < 0.0056 U < 0.0092 U < 0.0065 U < 0.004 U 0.0029 J 0.0034 J < 0.0062 U < 0.0076 U < 0.007 U < 0.0052 U < 0.0086 U < 0.0088 U < 0.008 U < 1 U < 1 U
070914061 (N) MWA102 (N) 07/09/2014 < 0.0067 U < 0.0072 U < 0.0066 U < 0.007 U < 0.0056 U < 0.0091 U < 0.0065 U < 0.0039 U < 0.0029 U < 0.0032 U < 0.0061 U < 0.0075 U < 0.0069 U < 0.0051 U < 0.0085 U < 0.0087 U < 0.008 U < 1 U < 1 U
101614024 MWA102 10/16/2014 < 0.0083 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0049 U < 0.0063 U < 0.0034 U < 0.005 U < 0.0029 U < 0.0036 U < 0.006 U < 0.0087 U < 0.0058 U < 0.97 UJ < 0.97 U
012715012 MWA102 01/27/2015 < 0.0084 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U 0.01 J < 0.0034 U 0.0085 J < 0.0029 U < 0.0036 U 0.0082 J 0.045 J < 0.011 U < 0.98 U < 0.98 U
041515023 (N) MWA102 (N) 04/15/2015 < 0.0026 U < 0.0047 U < 0.0047 U < 0.0038 U < 0.0049 U < 0.0042 UJ < 0.0051 U < 0.0033 U < 0.0054 U 0.0045 J < 0.0053 UJ < 0.009 U < 0.0038 U < 0.0034 U < 0.0049 U < 0.0073 U 0.0081 J < 1 U < 1 U
102715008 MWA102 10/27/2015 < 0.0029 UJ < 0.0053 U < 0.0053 U < 0.0043 UJ < 0.0055 UJ 0.0054 J+ 0.0087 J+ 0.0081 J+ 0.0079 J+ 0.012 J+ < 0.0059 UJ < 0.01 UJ < 0.0043 U 0.0052 J < 0.0048 UJ < 0.0081 UJ < 0.0082 UJ < 0.85 U < 0.87 U
020116144 MWA102 02/01/2016 < 0.0077 U < 0.0054 U < 0.0054 U < 0.0044 U < 0.0056 U < 0.0048 U < 0.0058 U < 0.0038 U < 0.0061 U < 0.0046 U < 0.006 U < 0.01 U < 0.0044 U < 0.0039 U < 0.0073 U < 0.0083 U < 0.0084 U < 0.77 U < 0.79 U
041316041 MWA102 04/13/2016 < 0.0028 U < 0.005 U < 0.005 U < 0.0041 U < 0.0052 U < 0.0045 U < 0.0054 U < 0.0035 U < 0.0057 U < 0.0043 U < 0.0056 U < 0.0095 U < 0.0041 U < 0.0036 U 0.005 J < 0.0077 U < 0.0078 U < 0.73 U < 0.75 U
070716012 MWA102 07/07/2016 < 0.0031 U < 0.0055 U < 0.0055 U < 0.0045 U < 0.0057 U < 0.0049 U < 0.0059 U < 0.0039 U < 0.0063 U < 0.0047 U < 0.0062 U < 0.01 U < 0.0045 U < 0.004 U 0.0056 J < 0.0085 U < 0.01 U < 0.76 U < 0.78 U
020514030 MWB101 02/05/2014 < 0.0072 U < 0.0076 U < 0.0071 U 0.025 J < 0.0059 U < 0.0097 U < 0.0069 U < 0.0042 U < 0.0031 U < 0.0034 U < 0.0065 U < 0.008 U < 0.0073 U < 0.0054 U < 0.009 U < 0.0092 U < 0.0085 U < 1 UJ < 1.1 U
042314015 MWB101 04/23/2014 < 0.0069 U < 0.0073 U < 0.0068 U 0.02 J < 0.0057 U < 0.0093 U < 0.0066 U < 0.004 U < 0.003 U < 0.0033 U < 0.0063 U < 0.0077 U < 0.007 U < 0.0052 U < 0.0087 U < 0.0089 U < 0.0081 U < 1 U < 1 U
070914063 MWB101 07/09/2014 < 0.0067 U < 0.0071 U < 0.0066 U 0.022 J < 0.0055 U < 0.009 U < 0.0064 U < 0.0039 U < 0.0029 U 0.0032 J < 0.0061 U < 0.0075 U < 0.0068 U < 0.0051 U < 0.0084 U < 0.0086 U < 0.0079 U < 1 U < 1 U
101614028 MWB101 10/16/2014 < 0.0084 U < 0.0036 U < 0.0031 U 0.0086 J < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U < 0.0063 U < 0.0034 U < 0.0051 U 0.0033 J < 0.0036 U < 0.0061 U < 0.0088 U < 0.0059 U < 0.97 UJ < 0.97 U
012815024 MWB101 01/28/2015 < 0.0085 U < 0.0037 U < 0.0032 U 0.0063 J < 0.0034 U < 0.0027 U < 0.0052 U < 0.0054 U < 0.005 U < 0.0065 U < 0.0035 U 0.0055 J < 0.003 U < 0.0037 U 0.0067 J < 0.009 U 0.0084 J < 1 U < 1 U
041515033 MWB101 04/15/2015 < 0.0027 U < 0.0048 U < 0.0048 U 0.0052 J < 0.005 U < 0.0043 UJ < 0.0052 U < 0.0034 U < 0.0055 U < 0.0041 U < 0.0054 UJ < 0.0091 U < 0.0039 U < 0.0035 U < 0.0053 U < 0.0078 U < 0.0075 U < 1 U < 1 U
071315002 MWB101 07/13/2015 0.003 J < 0.0049 U < 0.0048 U 0.011 J < 0.005 U < 0.0043 U < 0.0052 U < 0.0034 UJ < 0.0055 U < 0.0042 U < 0.0055 U < 0.0092 U < 0.004 U < 0.0035 U 0.0075 J < 0.0075 U < 0.0075 U < 1 U < 1 U
102715016 MWB101 10/27/2015 < 0.0027 UJ < 0.0049 U < 0.0049 U 0.0041 J < 0.0051 UJ < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0055 U < 0.0093 U 0.0046 J < 0.0035 UJ < 0.0045 UJ < 0.0076 U < 0.0076 U < 0.71 U < 0.73 U
020116139 MWB101 02/01/2016 < 0.0052 U < 0.005 U < 0.0049 U 0.0075 J < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0056 U < 0.0094 U < 0.004 U < 0.0036 U < 0.016 U < 0.0077 U < 0.0077 U < 0.72 U < 0.74 U
041316031 MWB101 04/13/2016 0.0057 J < 0.0046 U < 0.0046 U 0.01 J < 0.0048 U < 0.0041 UJ < 0.005 UJ < 0.0033 UJ < 0.0053 UJ 0.014 J < 0.0052 UJ < 0.0088 U < 0.0038 U < 0.0033 UJ 0.0057 J 0.0098 J < 0.0072 U < 0.75 U < 0.77 U
070716017 MWB101 07/07/2016 < 0.0027 U < 0.0049 U < 0.0048 U 0.011 J < 0.005 U < 0.0043 U < 0.0052 U < 0.0034 U < 0.0055 U < 0.0042 U < 0.0055 U < 0.0092 U < 0.004 U < 0.0035 U < 0.0044 U < 0.0075 U < 0.0098 U < 0.77 U < 0.79 U
041316039 MWB103 04/13/2016 0.0025 J < 0.0045 U < 0.0045 U < 0.0037 U < 0.0047 U < 0.004 U < 0.0048 U < 0.0032 U < 0.0051 U 0.004 J < 0.0051 U < 0.0085 U < 0.0037 U < 0.0033 U 0.0056 J 0.014 J < 0.011 U < 0.75 U < 0.77 U
070716019 (N) MWB103 (N) 07/07/2016 0.0031 J < 0.0048 U < 0.0048 U < 0.0039 U < 0.0049 U < 0.0042 U < 0.0051 U < 0.0034 U < 0.0054 U < 0.0041 U < 0.0053 U < 0.009 U < 0.0039 U < 0.0034 U 0.0064 J 0.0081 J < 0.0074 U < 0.71 U < 0.73 U
041416049 MWC101 04/14/2016 0.13 J 53.1 3.7 1.8 0.11 J 0.041 J 0.073 J 0.025 J 0.035 J 0.18 J < 0.026 U 1.3 4.7 < 0.017 U 0.31 0.12 J 2.1 3.6 0.8 J
070616003 MWC101 07/06/2016 51.6 45.6 1.6 J 3.1 < 0.2 U < 0.17 U < 0.2 U < 0.13 U < 0.21 U 0.18 J < 0.21 U 1.2 J 11.3 < 0.14 U 386 10.2 1.7 J < 14.7 U < 15.1 U
042414028 MWO101 04/24/2014 < 0.0068 U < 0.0073 U < 0.0067 U < 0.0071 U < 0.0056 U < 0.0092 U < 0.0065 U 0.0041 J 0.0034 J 0.0032 J < 0.0062 U < 0.0076 U < 0.007 U < 0.0052 U < 0.0086 U < 0.0088 U < 0.008 U < 1 U < 1.1 U
071114088 MWO101 07/11/2014 < 0.009 U < 0.0096 U < 0.0088 U 0.042 J 0.049 J 0.034 J 0.042 J 0.037 J 0.039 J 0.05 J 0.021 J 0.11 J < 0.0092 U 0.031 J < 0.011 U 0.041 J 0.13 J -- --
101614021 MWO101 10/16/2014 < 0.0082 U < 0.0035 U < 0.003 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0048 U < 0.0062 U < 0.0033 U 0.0051 J < 0.0029 U < 0.0035 U < 0.006 U < 0.0086 U 0.006 J < 1.1 UJ < 1.1 UJ
012915031 MWO101 01/29/2015 < 0.01 U 0.0083 J 0.016 J < 0.003 U 0.094 0.084 0.15 0.074 0.065 0.2 0.016 J 0.22 0.011 J 0.054 J 0.0091 J 0.14 0.22 -- --
041515032 MWO101 04/15/2015 < 0.0057 U < 0.0049 U < 0.0048 U 0.0087 J 0.033 J 0.021 J 0.043 J 0.021 J 0.012 J 0.03 J < 0.0055 UJ 0.057 < 0.004 U 0.016 J < 0.0044 U 0.028 J 0.059 -- --
071615036 MWO101 07/16/2015 0.0047 J < 0.0048 U < 0.0048 U 0.0092 J < 0.005 U 0.0089 J < 0.015 U < 0.0094 UJ 0.0065 J 0.042 J < 0.0054 U 0.016 J < 0.0039 U 0.0076 J < 0.015 U 0.023 J < 0.021 U -- --
102815036 MWO101 10/28/2015 0.0029 J < 0.0051 U < 0.005 U < 0.0041 U 0.012 J 0.0058 J 0.013 J 0.0063 J < 0.0057 UJ 0.01 J < 0.0057 UJ < 0.0096 U < 0.0041 U 0.0039 J 0.011 J 0.0088 J 0.012 J -- --
012716112 MWO101 01/27/2016 < 0.011 U < 0.005 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0056 U < 0.0094 U < 0.004 U < 0.0036 U < 0.019 U < 0.0077 U < 0.0077 U < 0.77 U < 0.79 U
041216017 MWO101 04/12/2016 0.0081 J < 0.005 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0056 U < 0.0094 U < 0.004 U < 0.0036 U 0.033 J 0.0086 J 0.013 J < 0.79 U < 0.81 U
DRAFT
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 2 of 18
Crawford Station Former MGP Remedial Investigation: Groundwater Result through July 2016Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Table 1: Polycyclic Aromatic Hydrocarbons and Semi-volatile Organic Compounds Results (Pages 1 - 9)
PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH SVOC SVOC
Unique Field ID Sample Location Sample Date
2-M
ethy
lnap
htha
lene
(µg/
l)
Ace
naph
then
e (µ
g/l)
Ace
naph
thyl
ene
(µg/
l)
Ant
hrac
ene
(µg/
l)
Ben
zo(a
)ant
hrac
ene
(µg/
l)
Ben
zo(a
)pyr
ene
(µg/
l)
Ben
zo(b
)fluo
rant
hene
(µg/
l)
Ben
zo(g
,h,i)
pery
lene
(µg/
l)
Ben
zo(k
)fluo
rant
hene
(µg/
l)
Chr
ysen
e (µ
g/l)
Dib
enz(
a,h)
anth
race
ne (µ
g/l)
Fluo
rant
hene
(µg/
l)
Fluo
rene
(µg/
l)
Inde
no(1
,2,3
-cd)
pyre
ne (µ
g/l)
Nap
htha
lene
(µg/
l)
Phe
nant
hren
e (µ
g/l)
Pyr
ene
(µg/
l)
Car
bazo
le (µ
g/l)
Dib
enzo
fura
n (µ
g/l)
Shaded Groundwater SL: 28 420 210 2,100 0.13 0.2 0.18 210 0.17 12 0.3 280 280 0.43 140 210 210 NS 7Underline Tap Water SL: 36 530 530 1,800 0.012 0.0034 0.034 120 0.34 3.4 0.0034 800 290 0.034 0.17 1,800 120 NS 7.9
Italics Residential GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 4.6 NS NS NS NSBold Industrial GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 20 NS NS NS NS
DRAFT
020414019 (N) MWO102 (N) 02/04/2014 0.3 0.65 0.05 J 0.14 J 0.042 J < 0.049 U < 0.035 U 0.024 J < 0.016 U 0.056 J < 0.033 U 0.26 J 0.3 < 0.028 U 2 0.37 0.35 < 0.76 U < 1.2 U
042414035 MWO102 04/24/2014 0.054 0.19 0.017 J 0.051 0.017 J 0.01 J 0.0085 J 0.0062 J 0.0091 J 0.02 J < 0.0062 U 0.095 0.091 < 0.0052 U 0.6 0.11 0.13 < 1.1 U < 1.1 U
071114084 MWO102 07/11/2014 < 0.0067 U 0.054 < 0.0066 U 0.02 J 0.0057 J < 0.009 U < 0.0064 U < 0.0039 U 0.0032 J 0.0074 J < 0.0061 U 0.031 J 0.025 J < 0.0051 U 0.072 0.041 J 0.047 J < 1.1 U < 1.1 U
101514017 MWO102 10/15/2014 < 0.008 U 0.076 0.0071 J 0.03 J 0.0044 J < 0.0025 U < 0.0049 U < 0.0051 U < 0.0047 U < 0.0078 U < 0.0033 U < 0.041 U 0.04 J < 0.0035 U 0.021 J < 0.033 U < 0.072 U < 0.98 U < 0.98 U
012915034 MWO102 01/29/2015 < 0.008 U 0.056 0.0057 J < 0.0024 U 0.0048 J < 0.0025 U 0.0067 J < 0.0051 U < 0.0047 U 0.012 J < 0.0033 U 0.031 J 0.019 J < 0.0035 U 0.0068 J 0.022 J 0.043 J < 1 U < 1 U
041515034 MWO102 04/15/2015 < 0.004 U 0.046 J 0.0053 J 0.014 J 0.016 J 0.0045 J 0.0089 J 0.0047 J < 0.0055 U 0.011 J < 0.0055 UJ 0.033 J 0.024 J < 0.0035 U < 0.0044 U 0.015 J 0.044 J < 0.96 U < 0.96 U
071415018 MWO102 07/14/2015 < 0.0034 U 0.075 < 0.005 U 0.022 J < 0.0052 U < 0.0045 U < 0.0054 U 0.0039 J < 0.0057 U 0.0046 J < 0.0056 U 0.027 J 0.03 J 0.0037 J < 0.04 U 0.0084 J < 0.043 U < 1.1 U < 1.1 U
102815032 (N) MWO102 (N) 10/28/2015 0.024 J 0.2 0.04 J 0.097 0.098 J 0.085 0.11 0.055 0.041 J 0.13 0.0082 J 0.37 0.084 0.032 J 0.66 0.17 0.48 < 0.71 U < 0.77 U
012916128 MWO102 01/29/2016 < 0.0028 U 0.066 < 0.0048 U 0.011 J < 0.005 U < 0.0043 U < 0.0052 U < 0.0034 U < 0.0055 U < 0.0073 U < 0.0055 U 0.027 J 0.0094 J < 0.0035 U < 0.02 U < 0.0075 U 0.04 J < 0.76 U < 0.78 U
041216025 MWO102 04/12/2016 0.0064 J 0.093 < 0.0047 U 0.013 J 0.012 J < 0.0042 U 0.008 J 0.0066 J < 0.0054 U < 0.011 U < 0.0053 U 0.04 J 0.0091 J 0.0039 J 0.069 0.014 J 0.057 < 0.73 U < 0.75 U
013114010 MWO103 01/31/2014 < 0.0044 U < 0.0052 U < 0.0042 U < 0.0066 U < 0.0042 U < 0.0033 U < 0.0039 U < 0.0055 U < 0.005 U < 0.004 U < 0.0037 U < 0.0051 U < 0.0055 U < 0.0054 U < 0.0056 U < 0.0093 U < 0.0055 U < 0.76 U < 1.1 U
042514041 MWO103 04/25/2014 < 0.0072 U < 0.0076 U < 0.0071 U < 0.0075 U < 0.0059 U < 0.0097 U < 0.0069 U < 0.0042 U < 0.0031 U 0.0048 J < 0.0065 U < 0.008 U < 0.0073 U < 0.0054 U < 0.009 U < 0.0092 U < 0.0085 U < 1.1 U < 1.1 U
070914068 MWO103 07/09/2014 < 0.0067 U < 0.0072 U < 0.0066 U < 0.007 U < 0.0056 U < 0.0091 U < 0.0065 U < 0.0039 U < 0.0029 U < 0.0032 U < 0.0061 U < 0.0075 U < 0.0069 U < 0.0051 U 0.011 J < 0.0087 U < 0.008 U < 1 U < 1 U
102014038 MWO103 10/20/2014 < 0.0085 U < 0.0037 U < 0.0032 U < 0.0026 U < 0.0034 U < 0.0027 U < 0.0052 U < 0.0054 U < 0.005 U < 0.0065 U < 0.0035 U < 0.0052 U < 0.003 U < 0.0037 U < 0.0062 U 0.01 J < 0.006 U < 0.98 UJ < 0.98 UJ
012715008 MWO103 01/27/2015 < 0.0079 U < 0.0034 U < 0.0029 U < 0.0024 U < 0.0031 U < 0.0025 U < 0.0048 U < 0.005 U < 0.0046 U < 0.006 U < 0.0032 UJ < 0.0048 U < 0.0028 U < 0.0034 U 0.0069 J 0.013 J < 0.0056 U < 0.97 U < 0.97 U
041515029 MWO103 04/15/2015 < 0.0026 U < 0.0047 U < 0.0047 U < 0.0038 U < 0.0049 U < 0.0042 UJ < 0.0051 U < 0.0033 U < 0.0054 U < 0.004 U < 0.0053 UJ < 0.009 U < 0.0038 U < 0.0034 U < 0.0043 U 0.0074 J < 0.0073 U < 1.1 U < 1.1 U
071515023 MWO103 07/15/2015 < 0.003 U < 0.0053 U < 0.0053 U < 0.0043 U < 0.0055 U < 0.0048 U < 0.0057 U < 0.0038 UJ < 0.0061 U < 0.0046 U < 0.006 U < 0.01 U < 0.0043 U < 0.0038 U < 0.0049 U < 0.0082 U 0.01 J < 1.1 U < 1.1 U
102715018 MWO103 10/27/2015 < 0.0028 UJ < 0.005 U < 0.005 U < 0.0041 U < 0.0052 U < 0.0045 U < 0.0054 U < 0.0035 U < 0.0057 U < 0.0043 U < 0.0056 U < 0.0095 U < 0.0041 U < 0.0036 UJ < 0.0046 UJ 0.011 J+ < 0.0078 U < 0.72 U < 0.74 U
012816117 (N) MWO103 (N) 01/28/2016 0.012 J < 0.0047 U < 0.0047 U < 0.0038 U < 0.0048 U < 0.0042 U < 0.005 U < 0.0033 U < 0.0053 U < 0.004 U < 0.0052 U < 0.0089 U < 0.0038 U < 0.0034 U < 0.016 U 0.008 J < 0.0073 U < 0.73 U < 0.75 U
041216013 MWO103 04/12/2016 < 0.0027 U < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U 0.0038 J < 0.0056 U < 0.0042 U < 0.0055 U 0.011 J < 0.004 U < 0.0035 U < 0.0045 U < 0.0076 U 0.016 J < 0.73 U < 0.75 U
013114008 MWO104 01/31/2014 < 0.0044 U < 0.0052 U < 0.0042 U < 0.0066 U < 0.0042 U < 0.0033 U < 0.0039 U < 0.0055 U < 0.005 U < 0.004 U < 0.0037 U < 0.0051 U < 0.0055 U < 0.0054 U 0.023 J < 0.0093 U < 0.0055 U < 0.76 U < 1.2 U
042414033 MWO104 04/24/2014 < 0.0068 U < 0.0073 U < 0.0067 U < 0.0071 U < 0.0056 U < 0.0092 U < 0.0065 U < 0.004 U < 0.0029 U < 0.0032 U < 0.0062 U < 0.0076 U < 0.007 U < 0.0052 U < 0.0086 U < 0.0088 U < 0.008 U < 1 U < 1 U
071014074 MWO104 07/10/2014 < 0.0067 U < 0.0071 U < 0.0066 U < 0.007 U < 0.0055 U < 0.009 U < 0.0064 U < 0.0039 U < 0.0029 U < 0.0032 U < 0.0061 U < 0.0075 U < 0.0068 U < 0.0051 U < 0.0084 U < 0.0086 U < 0.0079 U < 1 U < 1 U
102014040 MWO104 10/20/2014 < 0.0084 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U < 0.0063 U < 0.0034 U < 0.0051 U < 0.0029 U < 0.0036 U 0.0065 J 0.012 J < 0.0059 U < 0.98 U < 0.98 U
012715011 MWO104 01/27/2015 < 0.008 U < 0.0035 U < 0.003 U < 0.0024 U < 0.0032 U < 0.0025 U < 0.0049 U < 0.0051 U < 0.0047 U 0.0087 J < 0.0033 UJ 0.0079 J < 0.0028 U < 0.0035 U 0.007 J 0.025 J < 0.011 U < 1 U < 1 U
041515025 MWO104 04/15/2015 0.0056 J < 0.0046 U < 0.0046 U < 0.0038 U < 0.0048 U < 0.0041 UJ < 0.005 U < 0.0033 U < 0.0053 U < 0.004 U < 0.0052 UJ < 0.0088 U < 0.0038 U < 0.0033 U 0.011 J 0.01 J < 0.0072 U < 1 U < 1 U
071515025 MWO104 07/15/2015 < 0.0027 U < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 UJ < 0.0056 U < 0.0042 U < 0.0055 U < 0.0093 U < 0.004 U < 0.0035 U < 0.0045 U < 0.0076 U < 0.008 U < 1.1 U < 1.1 U
102715021 MWO104 10/27/2015 < 0.0027 UJ < 0.0049 UJ < 0.0049 UJ < 0.004 UJ < 0.0051 UJ < 0.0044 UJ < 0.0053 UJ < 0.0035 UJ < 0.0056 UJ 0.0047 J+ < 0.0055 UJ < 0.0093 UJ < 0.004 UJ < 0.0035 UJ < 0.0045 UJ < 0.0076 UJ < 0.0076 UJ < 0.95 U < 0.97 U
012716106 MWO104 01/27/2016 < 0.013 U 0.005 J 0.009 J < 0.004 U < 0.0051 U < 0.0044 U < 0.007 U < 0.0035 U < 0.0056 U < 0.016 U < 0.0056 U 0.016 J < 0.004 U < 0.0036 U < 0.015 U 0.034 J 0.025 J < 0.74 U < 0.76 U
041916058 (N) MWO104 (N) 04/19/2016 0.0042 J < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0055 U < 0.0093 U < 0.004 U < 0.0035 U < 0.0071 U < 0.0076 U < 0.0076 U < 0.73 U < 0.75 U
013014003 MWO106 01/30/2014 < 0.0044 U < 0.0052 U < 0.0041 U < 0.0065 U < 0.0041 U < 0.0033 U < 0.0039 U < 0.0055 U < 0.005 U < 0.004 U < 0.0036 U < 0.005 U < 0.0054 U < 0.0053 U 0.02 J < 0.0092 U < 0.0054 U < 0.76 U < 1.2 U
042514040 MWO106 04/25/2014 < 0.0074 U < 0.0079 U < 0.0073 U < 0.0077 U < 0.0061 U < 0.01 U < 0.0071 U < 0.0043 U < 0.0032 U 0.0041 J < 0.0068 U < 0.0083 U < 0.0076 U < 0.0056 U 0.076 < 0.0095 U < 0.0087 U < 0.99 U < 0.99 U
071114081 MWO106 07/11/2014 < 0.0069 U < 0.0073 U < 0.0068 U < 0.0072 U < 0.0057 U < 0.0093 U < 0.0066 U < 0.004 U < 0.003 U < 0.0033 U < 0.0063 U < 0.0077 U < 0.007 U < 0.0052 U < 0.0087 U < 0.0089 U < 0.0081 U < 0.99 U < 0.99 U
101414007 MWO106 10/14/2014 < 0.008 U 0.0045 J 0.003 J < 0.0024 U < 0.0032 U < 0.0025 U < 0.0049 U < 0.005 U < 0.0047 U < 0.006 U < 0.0033 U 0.0073 J 0.004 J < 0.0034 U 0.011 J 0.011 J 0.0085 J < 0.97 U < 0.97 U
012915033 MWO106 01/29/2015 < 0.008 U < 0.0034 U < 0.0029 U < 0.0024 U < 0.0032 U < 0.0025 U < 0.0049 U < 0.005 U < 0.0047 U < 0.006 U < 0.0033 U 0.0063 J < 0.0028 U < 0.0034 U 0.01 J 0.02 J 0.0073 J < 0.98 U < 0.98 U
041615040 MWO106 04/16/2015 0.0032 J < 0.0046 U < 0.0046 U < 0.0037 U < 0.0048 U < 0.0041 UJ 0.0058 J 0.0037 J < 0.0052 U 0.0048 J < 0.0051 UJ < 0.0087 U < 0.0037 U < 0.0033 U < 0.0042 U 0.0074 J 0.0097 J < 0.97 U < 0.97 U
071515024 MWO106 07/15/2015 0.0043 J < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0041 UJ < 0.0056 U < 0.0042 U < 0.0055 U < 0.0093 U < 0.004 U 0.0038 J < 0.0068 U 0.012 J < 0.017 U < 1 U < 1 U
102815030 MWO106 10/28/2015 < 0.0062 U < 0.0049 U < 0.0049 U < 0.004 U 0.0063 J 0.01 J 0.013 J 0.011 J 0.01 J 0.0094 J 0.0064 J < 0.0093 U < 0.004 U 0.0092 J < 0.014 U 0.0089 J < 0.0076 U < 0.78 U < 0.8 U
012916126 MWO106 01/29/2016 < 0.0033 U < 0.0052 U < 0.0052 U < 0.0043 U < 0.0054 U < 0.0047 U < 0.0056 U < 0.0037 U < 0.0059 U < 0.0045 U < 0.0059 U < 0.0099 U < 0.0043 U < 0.0038 U < 0.0067 U < 0.0081 U < 0.0081 U < 0.76 U < 0.78 U
041216021 (N) MWO106 (N) 04/12/2016 0.0032 J < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U 0.0037 J < 0.0056 U < 0.0042 U < 0.0055 U < 0.0093 U < 0.004 U < 0.0035 U 0.021 J < 0.0076 U 0.012 J < 0.71 U < 0.72 U
071114078 MWQ102 07/11/2014 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- < 8.5 U < 8.5 U
021315045 MWQ102 02/13/2015 < 0.0079 U 0.0075 J 0.0035 J 0.0053 J 0.018 J < 0.015 U < 0.022 U < 0.013 U 0.0095 J 0.022 J 0.0034 J 0.038 J 0.0042 J < 0.01 U 0.017 J 0.031 J 0.051 < 1.1 U < 1.1 U
041415015 MWQ102 04/14/2015 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
071415010 MWQ102 07/14/2015 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
012716108 MWQ102 01/27/2016 < 0.0081 U 0.0066 J < 0.0045 U < 0.0037 U < 0.0047 U 0.0053 J < 0.014 U < 0.0061 U 0.0077 J < 0.017 U < 0.0051 U 0.029 J 0.0053 J < 0.0033 U < 0.039 U 0.039 J 0.032 J -- --
041516054 MWQ102 04/15/2016 0.014 J 0.027 J 0.036 J 0.084 0.23 0.37 0.66 0.37 0.35 0.57 0.052 J 1 0.035 J 0.28 0.033 J 0.49 0.81 -- --
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 3 of 18
Crawford Station Former MGP Remedial Investigation: Groundwater Result through July 2016Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Table 1: Polycyclic Aromatic Hydrocarbons and Semi-volatile Organic Compounds Results (Pages 1 - 9)
PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH SVOC SVOC
Unique Field ID Sample Location Sample Date
2-M
ethy
lnap
htha
lene
(µg/
l)
Ace
naph
then
e (µ
g/l)
Ace
naph
thyl
ene
(µg/
l)
Ant
hrac
ene
(µg/
l)
Ben
zo(a
)ant
hrac
ene
(µg/
l)
Ben
zo(a
)pyr
ene
(µg/
l)
Ben
zo(b
)fluo
rant
hene
(µg/
l)
Ben
zo(g
,h,i)
pery
lene
(µg/
l)
Ben
zo(k
)fluo
rant
hene
(µg/
l)
Chr
ysen
e (µ
g/l)
Dib
enz(
a,h)
anth
race
ne (µ
g/l)
Fluo
rant
hene
(µg/
l)
Fluo
rene
(µg/
l)
Inde
no(1
,2,3
-cd)
pyre
ne (µ
g/l)
Nap
htha
lene
(µg/
l)
Phe
nant
hren
e (µ
g/l)
Pyr
ene
(µg/
l)
Car
bazo
le (µ
g/l)
Dib
enzo
fura
n (µ
g/l)
Shaded Groundwater SL: 28 420 210 2,100 0.13 0.2 0.18 210 0.17 12 0.3 280 280 0.43 140 210 210 NS 7Underline Tap Water SL: 36 530 530 1,800 0.012 0.0034 0.034 120 0.34 3.4 0.0034 800 290 0.034 0.17 1,800 120 NS 7.9
Italics Residential GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 4.6 NS NS NS NSBold Industrial GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 20 NS NS NS NS
DRAFT
042314014 MWQ104 04/23/2014 < 0.011 U < 0.012 U < 0.011 U 0.026 J 0.06 J 0.082 0.076 J 0.075 J 0.081 0.092 0.017 J 0.13 < 0.011 U 0.061 J 0.039 J 0.076 J 0.12 < 1.6 U < 1.6 U
071114080 MWQ104 07/11/2014 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- < 1 U < 1 U
101414006 MWQ104 10/14/2014 < 0.0084 U < 0.0037 U < 0.0031 U < 0.0025 U < 0.0034 U < 0.0032 U < 0.0051 U < 0.0053 U < 0.005 U 0.0075 J < 0.0034 U 0.011 J < 0.003 U < 0.0037 U < 0.0061 U 0.011 J 0.011 J < 2 U < 2 U
021315042 MWQ104 02/13/2015 < 0.008 U 0.0099 J 0.009 J < 0.0024 U 0.074 0.089 0.13 < 0.08 U 0.059 0.13 0.014 J 0.18 0.009 J < 0.059 U 0.021 J 0.097 0.21 < 2.4 U < 2.4 U
041415009 MWQ104 04/14/2015 0.0089 J 0.0046 J < 0.0045 U 0.004 J 0.016 J 0.0065 J 0.018 J 0.0078 J < 0.0051 U 0.014 J < 0.0051 UJ 0.031 J 0.0068 J 0.0061 J 0.0095 J 0.027 J 0.029 J -- --
071415006 MWQ104 07/14/2015 < 0.0029 U < 0.0049 U < 0.0048 U < 0.004 U 0.012 J 0.0058 J 0.0096 J 0.0072 J < 0.0055 U 0.007 J < 0.0055 U 0.017 J < 0.004 U 0.0049 J < 0.0047 U 0.0095 J < 0.018 U < 1.7 U < 1.7 U
102615002 MWQ104 10/26/2015 < 0.0028 U < 0.005 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0056 U < 0.0094 U < 0.004 U < 0.0036 U < 0.0045 U 0.0078 J < 0.0077 U < 0.73 U < 0.75 U
012616102 MWQ104 01/26/2016 < 0.0079 U < 0.0058 U < 0.0057 U < 0.0047 U < 0.006 U < 0.0051 U < 0.0062 U < 0.0041 U < 0.0065 U < 0.0049 U < 0.0065 U < 0.011 U < 0.0047 U < 0.0042 U < 0.053 U 0.012 J < 0.0089 U < 0.75 U < 0.77 U
041116003 MWQ104 04/11/2016 0.02 J 0.015 J < 0.0054 U 0.0053 J < 0.0056 U < 0.0048 UJ < 0.0058 UJ < 0.0045 UJ < 0.0061 UJ 0.0067 J < 0.006 UJ < 0.01 U 0.0076 J < 0.0039 UJ < 0.039 U 0.032 J 0.009 J < 0.76 U < 0.78 U
041516057 MWV101 04/15/2016 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
070716025 MWV101 07/07/2016 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
020414022 PA101 02/04/2014 0.008 J < 0.0077 U < 0.0071 U 0.0083 J < 0.006 U < 0.0098 U < 0.0069 U < 0.0042 U < 0.0031 U 0.0079 J < 0.0066 U 0.0095 J 0.012 J < 0.0055 U 0.026 J 0.017 J 0.012 J < 0.76 UJ < 1.1 UJ
042314020 PA101 04/23/2014 0.0095 J 0.0098 J 0.029 J 0.032 J 0.039 J 0.027 J 0.019 J 0.013 J 0.022 J 0.044 J < 0.0065 U 0.07 0.016 J 0.012 J 0.019 J 0.067 0.092 < 1 U < 1 U
070914066 PA101 07/09/2014 < 0.0068 U < 0.0073 U 0.01 J 0.0093 J 0.013 J 0.0099 J 0.0082 J 0.0074 J 0.01 J 0.017 J < 0.0062 U 0.021 J < 0.007 U 0.0052 J 0.011 J 0.018 J 0.03 J < 1 U < 1 U
101614023 PA101 10/16/2014 < 0.0082 U < 0.0035 U < 0.003 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0048 U < 0.0062 U < 0.0033 U < 0.005 U < 0.0029 U < 0.0035 U 0.012 J < 0.0086 U < 0.0058 U < 0.98 UJ < 0.98 U
012715018 PA101 01/27/2015 0.0096 J 0.0073 J 0.012 J 0.021 J 0.027 J 0.017 J 0.026 J 0.015 J 0.015 J 0.041 J 0.006 J 0.047 J 0.01 J 0.013 J 0.026 J 0.079 0.068 < 0.99 U < 0.99 U
041515031 PA101 04/15/2015 < 0.0079 U 0.008 J 0.025 J 0.022 J 0.044 J 0.029 J 0.051 0.033 J 0.023 J 0.079 < 0.0051 UJ 0.11 0.014 J 0.018 J < 0.0099 U < 0.047 U 0.14 < 1 U < 1 U
102715014 PA101 10/27/2015 0.017 J 0.0085 J+ < 0.005 U 0.01 J+ 0.019 J 0.01 J+ 0.018 J+ 0.0093 J+ 0.0062 J+ 0.021 J+ < 0.0056 U 0.039 J+ 0.013 J+ 0.0056 J 0.022 J 0.051 J+ 0.037 J+ < 0.74 U < 0.76 U
020116141 PA101 02/01/2016 < 0.0048 U < 0.0048 U < 0.0048 U < 0.0039 U < 0.0049 U < 0.0042 U < 0.0051 U < 0.0034 U < 0.0054 U 0.0049 J < 0.0053 U < 0.009 U < 0.0039 U < 0.0034 U < 0.033 U 0.0094 J 0.0092 J < 0.73 U < 0.75 U
041316040 PA101 04/13/2016 < 0.0029 U < 0.0053 U < 0.0053 U < 0.0043 U < 0.0055 U < 0.0047 U < 0.0056 U < 0.0068 U < 0.006 U < 0.0045 U < 0.0059 U < 0.01 U < 0.0043 U < 0.0059 U < 0.0048 U < 0.0081 U < 0.0082 U < 0.76 U < 0.78 U
070716015 PA101 07/07/2016 0.0047 J < 0.0047 U < 0.0047 U < 0.0038 U < 0.0049 U < 0.0042 U < 0.0051 U < 0.0033 U < 0.0054 U < 0.004 U < 0.0053 U < 0.009 U < 0.0038 U < 0.0034 U 0.013 J < 0.0073 U < 0.01 U < 0.74 U < 0.76 U
020414023 PA102 02/04/2014 < 0.0074 U < 0.0079 U < 0.0073 U < 0.0077 U < 0.0061 U < 0.01 U < 0.0071 U < 0.0043 U < 0.0032 U < 0.0035 U < 0.0068 U < 0.0083 U < 0.0076 U < 0.0056 U < 0.0093 U < 0.0095 U < 0.0087 U < 0.77 U < 1.2 U
042314021 PA102 04/23/2014 < 0.007 U < 0.0075 U < 0.0069 U < 0.0073 U < 0.0058 U < 0.0095 U < 0.0067 U < 0.0041 U < 0.003 U < 0.0033 U < 0.0064 U < 0.0078 U < 0.0072 U < 0.0053 U < 0.0088 U < 0.009 U < 0.0083 U < 1 U < 1 U
070914065 PA102 07/09/2014 < 0.0066 U < 0.007 U < 0.0065 U < 0.0069 U < 0.0055 U < 0.0089 U < 0.0063 U < 0.0038 U < 0.0029 U < 0.0031 U < 0.006 U < 0.0074 U < 0.0068 U < 0.005 U < 0.0083 U < 0.0085 U < 0.0078 U < 1 U < 1 U
101614027 PA102 10/16/2014 < 0.0084 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U < 0.0063 U < 0.0034 U < 0.0051 U < 0.0029 U < 0.0036 U 0.0081 J < 0.0088 U < 0.0059 U < 0.97 U < 0.97 U
012715010 PA102 01/27/2015 < 0.0085 U < 0.0037 U < 0.0032 U < 0.0026 U 0.017 J 0.0095 J 0.015 J 0.0099 J 0.0059 J 0.032 J < 0.0035 U 0.024 J < 0.003 U 0.006 J 0.0094 J 0.022 J < 0.032 U < 0.99 U < 0.99 U
041515026 PA102 04/15/2015 < 0.0027 U < 0.0049 U < 0.0048 U < 0.004 U < 0.005 U < 0.0043 UJ < 0.0052 U < 0.0034 U < 0.0055 U 0.005 J < 0.0055 UJ < 0.0092 U < 0.004 U < 0.0035 U < 0.0068 U < 0.0075 U < 0.0075 U < 1.1 U < 1.1 U
102715007 PA102 10/27/2015 < 0.0027 UJ < 0.0049 U < 0.0048 U < 0.004 UJ < 0.005 UJ < 0.0043 UJ < 0.0052 UJ < 0.0034 UJ < 0.0055 UJ < 0.0042 UJ < 0.0055 UJ < 0.0092 UJ < 0.004 U < 0.0035 UJ 0.0048 J 0.0084 J+ < 0.0075 UJ < 0.72 U < 0.74 U
020116143 PA102 02/01/2016 < 0.0033 U < 0.0053 U < 0.0053 U < 0.0043 U < 0.0063 U < 0.0047 U 0.0058 J < 0.0037 U < 0.006 U < 0.0045 U < 0.0059 U < 0.01 U < 0.0043 U < 0.0038 U < 0.0067 U < 0.0081 U < 0.0082 U < 0.76 U < 0.78 U
041316037 PA102 04/13/2016 0.004 J < 0.0055 U < 0.0055 U < 0.0045 U < 0.0057 U < 0.0049 U < 0.0059 U < 0.0039 U < 0.0063 U < 0.0047 U < 0.0062 U < 0.01 U < 0.0045 U < 0.004 U 0.015 J 0.0093 J < 0.0085 U < 0.75 U < 0.77 U
070716013 PA102 07/07/2016 0.0038 J < 0.0057 U < 0.0057 U < 0.0046 U < 0.0059 U < 0.0051 U < 0.0061 U < 0.004 U < 0.0065 U < 0.0049 U < 0.0064 U < 0.011 U < 0.0046 U < 0.0041 U < 0.0052 U < 0.0088 U < 0.01 U < 0.77 U < 0.79 U
020414025 PA103 02/04/2014 < 0.0074 U < 0.0079 U < 0.0073 U < 0.0077 U < 0.0061 U < 0.01 U < 0.0071 U < 0.0043 U < 0.0032 U < 0.0035 U < 0.0068 U < 0.0083 U < 0.0076 U < 0.0056 U < 0.0093 U < 0.0095 U < 0.0087 U < 1.1 U < 1.1 U
042314022 PA103 04/23/2014 < 0.0069 U < 0.0073 U < 0.0068 U < 0.0072 U < 0.0057 U < 0.0093 U < 0.0066 U < 0.004 U < 0.003 U < 0.0033 U < 0.0063 U < 0.0077 U < 0.007 U < 0.0052 U < 0.0087 U < 0.0089 U < 0.0081 U < 1 U < 1 U
070914059 PA103 07/09/2014 < 0.0067 U < 0.0072 U < 0.0066 U < 0.007 U < 0.0056 U < 0.0091 U < 0.0065 U < 0.0039 U < 0.0029 U < 0.0032 U < 0.0061 U < 0.0075 U < 0.0069 U < 0.0051 U < 0.0085 U < 0.0087 U < 0.008 U < 1 U < 1.1 U
012715006 (N) PA103 (N) 01/27/2015 < 0.009 U < 0.0039 U < 0.0033 U 0.0053 J 0.015 J 0.004 J 0.0059 J < 0.0057 U < 0.0053 U 0.032 J < 0.0037 U 0.019 J < 0.0032 U < 0.0039 U 0.016 J 0.075 < 0.015 U < 0.99 U < 0.99 U
041515021 PA103 04/15/2015 < 0.0026 U < 0.0048 U < 0.0048 U < 0.0039 U < 0.0049 U < 0.0042 UJ < 0.0051 U < 0.0034 U < 0.0054 U 0.0044 J < 0.0053 UJ < 0.009 U < 0.0039 U < 0.0034 U < 0.0051 U < 0.0074 U < 0.0074 U < 1 U < 1 U
102715009 (N) PA103 (N) 10/27/2015 0.0043 J < 0.005 UJ < 0.0049 UJ < 0.004 UJ < 0.0051 UJ < 0.0044 UJ < 0.0053 UJ < 0.0035 UJ < 0.0056 UJ 0.0057 J+ < 0.0056 UJ < 0.0094 UJ < 0.004 UJ < 0.0036 UJ 0.0052 J 0.011 J+ 0.011 J+ < 0.78 U < 0.8 U
020514031 PB101 02/05/2014 < 0.0072 U < 0.0077 U < 0.0071 U < 0.0076 U < 0.006 U < 0.0098 U < 0.0069 U < 0.0042 U < 0.0031 U 0.0041 J < 0.0066 U < 0.0081 U < 0.0074 U < 0.0055 U < 0.0091 U < 0.0093 U < 0.0086 U < 1.1 U < 1.1 U
042314013 PB101 04/23/2014 0.0098 J 0.0089 J < 0.0067 U < 0.0071 U 0.011 J 0.011 J 0.0093 J 0.012 J 0.011 J 0.016 J < 0.0062 U 0.021 J 0.0079 J 0.0074 J 0.03 J 0.026 J 0.022 J < 1 U < 1 U
070914060 PB101 07/09/2014 < 0.0067 U < 0.0071 U < 0.0066 U < 0.007 U < 0.0055 U < 0.009 U < 0.0064 U < 0.0039 U < 0.0029 U 0.0048 J < 0.0061 U < 0.0075 U < 0.0068 U < 0.0051 U < 0.0084 U < 0.0086 U < 0.0079 U < 0.98 U < 0.98 U
101614029 PB101 10/16/2014 < 0.0084 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U < 0.0063 U < 0.0034 U 0.0051 J < 0.0029 U < 0.0036 U 0.0067 J < 0.0088 U 0.0091 J < 0.97 UJ < 0.97 U
012815022 PB101 01/28/2015 < 0.0089 U < 0.0038 U < 0.0033 U < 0.0027 U < 0.0035 U < 0.0028 U < 0.0054 U < 0.0056 U < 0.0052 U < 0.0067 U < 0.0036 U 0.0086 J < 0.0031 U < 0.0038 U 0.0088 J 0.013 J 0.012 J < 0.96 U < 0.96 U
041515035 PB101 04/15/2015 < 0.0028 U < 0.0046 U < 0.0046 U < 0.0037 U < 0.0048 U < 0.0041 UJ < 0.0049 U < 0.0032 U < 0.0052 U 0.0047 J < 0.0051 UJ < 0.0087 U < 0.0037 U < 0.0033 U < 0.0055 U < 0.0093 U < 0.0071 U < 1 U < 1 U
071315004 PB101 07/13/2015 0.0075 J < 0.0046 U < 0.0046 U < 0.0038 U < 0.0048 U < 0.0041 U < 0.005 U < 0.0033 UJ < 0.0053 U < 0.004 U < 0.0052 U 0.012 J 0.007 J < 0.0033 U 0.0074 J 0.037 J 0.0089 J < 4.1 U < 4.1 U
102715015 PB101 10/27/2015 0.0041 J < 0.0045 U < 0.0045 U < 0.0036 U < 0.0046 UJ < 0.004 U < 0.0048 U < 0.0032 U < 0.0051 U 0.0043 J < 0.005 U < 0.0085 U < 0.0036 U < 0.0032 UJ 0.0067 J 0.012 J < 0.0069 U < 0.71 U < 0.73 U
020116138 PB101 02/01/2016 < 0.011 U < 0.0054 U < 0.0054 U < 0.0044 U < 0.0056 U < 0.0048 U < 0.0058 U < 0.0038 U < 0.0061 U < 0.0046 U < 0.006 U < 0.01 U < 0.0044 U < 0.0039 U < 0.01 U < 0.0083 U < 0.0084 U < 0.73 U < 0.75 U
041316033 PB101 04/13/2016 0.0055 J < 0.0055 U < 0.0055 U < 0.0045 U < 0.0057 U < 0.0049 UJ < 0.0059 UJ < 0.0042 UJ < 0.0063 UJ 0.01 J < 0.0062 UJ < 0.01 U < 0.0045 U < 0.004 UJ 0.0092 J 0.015 J < 0.0091 U < 0.73 U < 0.75 U
070716018 PB101 07/07/2016 < 0.0027 U < 0.0048 U < 0.0048 U < 0.0039 U < 0.005 U < 0.0043 U < 0.0052 U 0.0044 J < 0.0055 U 0.0063 J < 0.0054 U 0.013 J < 0.0039 U < 0.0035 U 0.0045 J 0.009 J < 0.015 U < 0.73 U < 0.75 U
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 4 of 18
Crawford Station Former MGP Remedial Investigation: Groundwater Result through July 2016Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Table 1: Polycyclic Aromatic Hydrocarbons and Semi-volatile Organic Compounds Results (Pages 1 - 9)
PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH SVOC SVOC
Unique Field ID Sample Location Sample Date
2-M
ethy
lnap
htha
lene
(µg/
l)
Ace
naph
then
e (µ
g/l)
Ace
naph
thyl
ene
(µg/
l)
Ant
hrac
ene
(µg/
l)
Ben
zo(a
)ant
hrac
ene
(µg/
l)
Ben
zo(a
)pyr
ene
(µg/
l)
Ben
zo(b
)fluo
rant
hene
(µg/
l)
Ben
zo(g
,h,i)
pery
lene
(µg/
l)
Ben
zo(k
)fluo
rant
hene
(µg/
l)
Chr
ysen
e (µ
g/l)
Dib
enz(
a,h)
anth
race
ne (µ
g/l)
Fluo
rant
hene
(µg/
l)
Fluo
rene
(µg/
l)
Inde
no(1
,2,3
-cd)
pyre
ne (µ
g/l)
Nap
htha
lene
(µg/
l)
Phe
nant
hren
e (µ
g/l)
Pyr
ene
(µg/
l)
Car
bazo
le (µ
g/l)
Dib
enzo
fura
n (µ
g/l)
Shaded Groundwater SL: 28 420 210 2,100 0.13 0.2 0.18 210 0.17 12 0.3 280 280 0.43 140 210 210 NS 7Underline Tap Water SL: 36 530 530 1,800 0.012 0.0034 0.034 120 0.34 3.4 0.0034 800 290 0.034 0.17 1,800 120 NS 7.9
Italics Residential GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 4.6 NS NS NS NSBold Industrial GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 20 NS NS NS NS
DRAFT
020514028 (N) PB102 (N) 02/05/2014 < 0.0071 U < 0.0076 U < 0.007 U < 0.0074 U < 0.0059 U < 0.0096 U < 0.0068 U < 0.0041 U < 0.0031 U < 0.0034 U < 0.0065 U < 0.0079 U < 0.0073 U < 0.0054 U < 0.0089 U < 0.0091 U < 0.0084 U < 1.1 U < 1.1 U
042314016 PB102 04/23/2014 < 0.0066 U < 0.007 U < 0.0065 U < 0.0069 U < 0.0055 U < 0.0089 U < 0.0063 U < 0.0038 U < 0.0029 U < 0.0031 U < 0.006 U < 0.0074 U < 0.0068 U < 0.005 U < 0.0083 U < 0.0085 U < 0.0078 U < 1 U < 1 U
070914067 PB102 07/09/2014 < 0.0068 U < 0.0073 U < 0.0067 U < 0.0071 U < 0.0056 U < 0.0092 U < 0.0065 U < 0.004 U < 0.0029 U < 0.0032 U < 0.0062 U < 0.0076 U < 0.007 U < 0.0052 U < 0.0086 U < 0.0088 U < 0.008 U < 1 U < 1 U
101714031 PB102 10/17/2014 < 0.0083 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0049 U < 0.0063 U < 0.0034 U < 0.005 U < 0.0029 U < 0.0036 U < 0.006 U < 0.0087 U < 0.0058 U < 0.98 U < 0.98 U
012815020 PB102 01/28/2015 < 0.0094 U < 0.0041 U < 0.0035 U < 0.0028 U < 0.0037 U < 0.003 U 0.0075 J < 0.0059 U < 0.0055 U 0.0075 J < 0.0038 U 0.0091 J < 0.0033 U < 0.0041 U 0.012 J < 0.0098 U 0.014 J < 1 U < 1 U
041415018 PB102 04/14/2015 < 0.0044 U < 0.0048 U < 0.0048 U < 0.0039 U < 0.0049 U < 0.0042 UJ < 0.0051 U < 0.0034 U < 0.0054 U < 0.0041 U < 0.0053 UJ < 0.009 U < 0.0039 U < 0.0034 U < 0.0044 U < 0.0085 U 0.0088 J < 1 U < 1 U
071315003 PB102 07/13/2015 0.031 J 0.0085 J < 0.0055 U 0.0056 J < 0.0057 U < 0.0049 U < 0.0059 U < 0.0039 UJ < 0.0063 U < 0.0047 U < 0.0062 U < 0.01 U 0.0066 J < 0.004 U 0.072 J 0.019 J < 0.0085 U < 1.1 U < 1.1 U
102815024 PB102 10/28/2015 0.0043 J < 0.0047 UJ < 0.0047 UJ < 0.0038 UJ < 0.0048 UJ < 0.0042 UJ < 0.005 UJ < 0.0033 UJ < 0.0053 UJ < 0.004 UJ < 0.0052 UJ < 0.0089 UJ < 0.0038 UJ < 0.0034 UJ < 0.0043 UJ 0.009 J 0.0073 J < 0.76 U < 0.78 U
020116137 PB102 02/01/2016 < 0.0065 U < 0.0053 U < 0.0053 U < 0.0043 U < 0.0055 U < 0.0048 U < 0.0057 U < 0.0038 U < 0.0061 U < 0.0046 U < 0.006 U < 0.01 U < 0.0043 U 0.0041 J < 0.013 U < 0.0082 U 0.0084 J < 0.73 UJ < 0.75 UJ
041316043 PB102 04/13/2016 0.01 J 0.031 J < 0.0053 U < 0.0043 U < 0.0055 U < 0.0047 U < 0.0056 U < 0.0037 U < 0.006 U < 0.0045 U < 0.0059 U < 0.01 U 0.0077 J < 0.0038 U 0.19 0.017 J < 0.0082 U < 0.81 U < 0.83 U
070716011 PB102 07/07/2016 < 0.0027 U < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0055 U 0.011 J < 0.004 U < 0.0035 U 0.0054 J < 0.0076 U < 0.012 U < 0.76 U < 0.78 U
041316042 PB103 04/13/2016 < 0.0025 U < 0.0046 U < 0.0045 U < 0.0037 U < 0.0047 U < 0.0041 U < 0.0049 U < 0.0032 U < 0.0052 U < 0.0039 U < 0.0051 U < 0.0086 U < 0.0037 U < 0.0033 U 0.0044 J < 0.007 U < 0.0071 U < 0.77 U < 0.79 U
070716021 PB103 07/07/2016 0.0091 J 0.0058 J < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U 0.022 J 0.015 J < 0.004 U < 0.0036 U 0.022 J 0.019 J < 0.015 U < 0.76 U < 0.78 U
041316038 PB104 04/13/2016 0.0028 J < 0.0047 U < 0.0047 U < 0.0038 U < 0.0048 U < 0.0042 U < 0.005 U < 0.0033 U < 0.0053 U < 0.004 U < 0.0052 U < 0.0089 U < 0.0038 U < 0.0034 U 0.0063 J < 0.0072 U < 0.0073 U < 0.76 U < 0.78 U
070716024 PB104 07/07/2016 0.013 J < 0.0047 U < 0.0047 U < 0.0038 U < 0.0048 U < 0.0042 U < 0.005 U < 0.0033 U < 0.0053 U 0.0042 J < 0.0052 U < 0.0089 U < 0.0038 U < 0.0034 U 0.0085 J 0.021 J < 0.0085 U < 0.75 U < 0.77 U
041416046 PC101 04/14/2016 < 0.0043 U < 0.0049 U 0.0084 J 0.0047 J < 0.0051 U 0.0094 J+ 0.018 J+ < 0.044 UJ 0.03 J+ 0.055 0.061 J+ 0.019 J < 0.004 U 0.066 J+ 0.028 J 0.016 J 0.031 J < 0.76 U < 0.78 U
070616004 PC101 07/06/2016 0.012 J 0.033 J 0.12 < 0.0038 U < 0.0048 U < 0.0042 U < 0.005 U < 0.0033 U < 0.0053 U 0.0071 J < 0.0052 U 0.037 J 0.0097 J < 0.0034 U 0.027 J 0.018 J 0.041 J < 0.72 U < 0.74 U
041416050 PC103 04/14/2016 0.0043 J < 0.0054 U < 0.0054 U < 0.0044 U < 0.0056 U < 0.0048 U < 0.0058 U 0.0044 J < 0.0061 U < 0.0047 U < 0.006 U < 0.01 U < 0.0044 U < 0.0039 U < 0.0049 U 0.0099 J < 0.0084 U < 0.74 U < 0.76 U
070616002 PC103 07/06/2016 0.014 J < 0.0052 U < 0.0052 U < 0.0043 U < 0.0054 U < 0.0047 U < 0.0056 U < 0.0037 U < 0.0059 U 0.0055 J < 0.0059 U < 0.0099 U < 0.0043 U < 0.0038 U 0.037 J 0.018 J < 0.0081 U < 0.76 U < 0.78 U
041416051 PC103S 04/14/2016 < 0.0027 U < 0.0049 U < 0.0048 U < 0.004 U < 0.005 U < 0.0043 UJ < 0.0052 UJ < 0.0034 UJ < 0.0055 UJ < 0.0088 U < 0.0055 UJ < 0.0092 U < 0.004 U < 0.0035 UJ < 0.0044 U < 0.0075 U < 0.0075 U < 0.75 U < 0.77 U
070616001 PC103S 07/06/2016 0.0051 J < 0.005 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0056 U < 0.0094 U < 0.004 U < 0.0036 U 0.012 J 0.0082 J < 0.0077 U < 0.71 U < 0.73 UJ
020614034 PCO-MW004 02/06/2014 < 0.0072 U < 0.0076 U < 0.0071 U < 0.0075 U < 0.0059 U < 0.0097 U < 0.0069 U < 0.0042 U < 0.0031 U 0.0046 J < 0.0065 U < 0.008 U < 0.0073 U < 0.0054 U < 0.009 U < 0.0092 U < 0.0085 U -- --
042414025 PCO-MW004 04/24/2014 < 0.0067 U < 0.0071 U 0.0071 J < 0.007 U 0.007 J < 0.009 U 0.0098 J 0.0081 J 0.01 J 0.013 J < 0.0061 U 0.022 J < 0.0068 U 0.0063 J < 0.0084 U 0.02 J 0.019 J < 1 U < 1 U
071114085 PCO-MW004 07/11/2014 < 0.0066 U < 0.007 U < 0.0065 U < 0.0069 U < 0.0055 U < 0.0089 U < 0.0063 U < 0.0038 U < 0.0029 U < 0.0031 U < 0.006 U < 0.0074 U < 0.0068 U < 0.005 U < 0.0083 U < 0.0085 U < 0.0078 U < 0.98 U < 0.98 U
101414009 PCO-MW004 10/14/2014 < 0.0083 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0049 U 0.0064 J < 0.0034 U 0.012 J 0.003 J < 0.0036 U < 0.006 U 0.015 J 0.014 J < 1 U < 1 U
012715014 (N) PCO-MW004 (N) 01/27/2015 < 0.008 U 0.0041 J < 0.0029 U < 0.0024 U < 0.0032 U < 0.0025 U 0.0053 J < 0.005 U < 0.0047 U 0.0092 J < 0.0033 UJ 0.013 J 0.0039 J < 0.0034 U 0.017 J 0.041 J < 0.0086 U < 0.97 U < 0.97 U
041415019 PCO-MW004 04/14/2015 < 0.0027 U < 0.0049 U < 0.0048 U < 0.004 U < 0.005 U < 0.0043 UJ < 0.0052 U < 0.0034 U < 0.0055 U < 0.0042 U < 0.0055 UJ < 0.0092 U < 0.004 U < 0.0035 U < 0.0044 U < 0.0084 U < 0.0075 U < 1 U < 1 U
071515030 PCO-MW004 07/15/2015 < 0.003 U < 0.0053 U < 0.0053 U < 0.0043 U < 0.0055 U < 0.0048 U < 0.0057 U < 0.012 UJ < 0.0061 U < 0.0046 U 0.0071 J < 0.01 U < 0.0043 U 0.0072 J < 0.0049 U < 0.0082 U 0.01 J < 1.1 UJ < 1.1 UJ
102715022 PCO-MW004 10/27/2015 0.0054 J < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U 0.0048 J+ < 0.0055 U < 0.0093 U < 0.004 U < 0.0035 UJ 0.0062 J 0.0083 J+ < 0.0076 U < 0.72 U < 0.74 U
012816120 PCO-MW004 01/28/2016 0.0032 J < 0.0052 U < 0.0052 U < 0.0043 U < 0.0054 U < 0.0047 U < 0.0056 U 0.0039 J < 0.0059 U < 0.0045 U < 0.0059 U < 0.0099 U < 0.0043 U < 0.0038 U < 0.022 U < 0.0081 U < 0.0085 U < 0.76 UJ < 0.78 UJ
041216012 PCO-MW004 04/12/2016 0.0035 J < 0.0047 U < 0.0047 U < 0.0038 U < 0.0049 U < 0.0042 U 0.0084 J < 0.0049 U < 0.0054 U 0.0077 J < 0.0053 U < 0.009 U < 0.0038 U < 0.0034 U < 0.0096 U 0.011 J 0.0098 J < 0.74 U < 0.76 U
020614035 PCO-MW005 02/06/2014 < 0.0073 U < 0.0078 U < 0.0072 U < 0.0076 U < 0.0061 U < 0.0099 U < 0.007 U < 0.0043 U < 0.0032 U < 0.0035 U < 0.0067 U < 0.0082 U < 0.0075 U < 0.0055 U < 0.0092 U < 0.0094 U < 0.0086 U -- --
042414027 PCO-MW005 04/24/2014 < 0.0072 U < 0.0077 U < 0.0071 U < 0.0076 U < 0.006 U < 0.0098 U < 0.0069 U < 0.0042 U < 0.0031 U < 0.0034 U < 0.0066 U < 0.0081 U < 0.0074 U < 0.0055 U < 0.0091 U < 0.0093 U < 0.0086 U < 1 UJ < 1 UJ
070714048 PCO-MW005 07/07/2014 < 0.0068 U < 0.0073 U < 0.0067 U < 0.0071 U < 0.0056 U < 0.0092 U < 0.0065 U < 0.004 U < 0.0029 U < 0.0032 U < 0.0062 U < 0.0076 U < 0.007 U < 0.0052 U < 0.0086 U < 0.0088 U < 0.008 U < 1 U < 1 U
101514012 PCO-MW005 10/15/2014 < 0.0082 U < 0.0035 U < 0.003 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0048 U < 0.0062 U < 0.0033 U < 0.005 U < 0.0029 U < 0.0035 U < 0.006 U < 0.0086 U < 0.0058 U < 0.98 U < 0.98 U
012715017 PCO-MW005 01/27/2015 < 0.0079 U < 0.0034 U < 0.0029 U < 0.0024 U < 0.0031 U < 0.0025 U 0.011 J 0.0063 J 0.0047 J 0.013 J < 0.0032 UJ 0.011 J < 0.0028 U 0.0047 J < 0.0057 U 0.025 J < 0.012 U < 0.97 U < 0.97 U
041515030 PCO-MW005 04/15/2015 < 0.0028 U < 0.005 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 UJ < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0056 UJ < 0.0094 U < 0.004 U < 0.0036 U < 0.0045 U < 0.0077 U < 0.0077 U < 1 U < 1 U
071515032 PCO-MW005 07/15/2015 < 0.0029 U < 0.0052 U < 0.0052 U < 0.0043 U < 0.0054 U < 0.0047 U < 0.0056 U < 0.0037 UJ < 0.0059 U 0.033 J < 0.0059 U < 0.0099 U < 0.0043 U < 0.0038 U < 0.0068 U 0.012 J < 0.0099 U < 1 U < 1.1 U
102815025 PCO-MW005 10/28/2015 < 0.0027 U < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 UJ < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0055 UJ < 0.0093 U < 0.004 U < 0.0035 U < 0.0045 U < 0.0076 U < 0.0076 U < 0.76 U < 0.78 U
012816121 PCO-MW005 01/28/2016 0.003 J < 0.0048 U < 0.0048 U < 0.0039 U < 0.0049 U < 0.0042 U < 0.0051 U < 0.0034 U < 0.0054 U < 0.0041 U < 0.0053 U < 0.009 U < 0.0039 U < 0.0034 U < 0.0089 U < 0.0074 U < 0.0074 U < 0.76 U < 0.78 UJ
041216015 PCO-MW005 04/12/2016 0.0045 J < 0.0045 U < 0.0045 U < 0.0037 U < 0.0047 U < 0.004 UJ 0.0052 J+ < 0.0032 UJ < 0.0051 UJ 0.0039 J < 0.0051 UJ < 0.0085 U < 0.0037 U < 0.0033 UJ < 0.015 U < 0.007 U < 0.007 U < 0.75 U < 0.77 U
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 5 of 18
Crawford Station Former MGP Remedial Investigation: Groundwater Result through July 2016Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Table 1: Polycyclic Aromatic Hydrocarbons and Semi-volatile Organic Compounds Results (Pages 1 - 9)
PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH SVOC SVOC
Unique Field ID Sample Location Sample Date
2-M
ethy
lnap
htha
lene
(µg/
l)
Ace
naph
then
e (µ
g/l)
Ace
naph
thyl
ene
(µg/
l)
Ant
hrac
ene
(µg/
l)
Ben
zo(a
)ant
hrac
ene
(µg/
l)
Ben
zo(a
)pyr
ene
(µg/
l)
Ben
zo(b
)fluo
rant
hene
(µg/
l)
Ben
zo(g
,h,i)
pery
lene
(µg/
l)
Ben
zo(k
)fluo
rant
hene
(µg/
l)
Chr
ysen
e (µ
g/l)
Dib
enz(
a,h)
anth
race
ne (µ
g/l)
Fluo
rant
hene
(µg/
l)
Fluo
rene
(µg/
l)
Inde
no(1
,2,3
-cd)
pyre
ne (µ
g/l)
Nap
htha
lene
(µg/
l)
Phe
nant
hren
e (µ
g/l)
Pyr
ene
(µg/
l)
Car
bazo
le (µ
g/l)
Dib
enzo
fura
n (µ
g/l)
Shaded Groundwater SL: 28 420 210 2,100 0.13 0.2 0.18 210 0.17 12 0.3 280 280 0.43 140 210 210 NS 7Underline Tap Water SL: 36 530 530 1,800 0.012 0.0034 0.034 120 0.34 3.4 0.0034 800 290 0.034 0.17 1,800 120 NS 7.9
Italics Residential GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 4.6 NS NS NS NSBold Industrial GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 20 NS NS NS NS
DRAFT
020514032 PCO-MW006 02/05/2014 < 0.0073 U < 0.0078 U < 0.0072 U < 0.0076 U < 0.0061 U < 0.0099 U < 0.007 U < 0.0043 U < 0.0032 U < 0.0035 U < 0.0067 U < 0.0082 U < 0.0075 U < 0.0055 U < 0.0092 U < 0.0094 U < 0.0086 U < 1.1 U < 1.1 U
042414029 PCO-MW006 04/24/2014 < 0.0069 U < 0.0073 U < 0.0068 U < 0.0072 U < 0.0057 U < 0.0093 U < 0.0066 U < 0.004 U < 0.003 U < 0.0033 U < 0.0063 U < 0.0077 U < 0.007 U < 0.0052 U < 0.0087 U < 0.0089 U < 0.0081 U < 1 U < 1 U
070714047 PCO-MW006 07/07/2014 < 0.0069 U < 0.0074 U < 0.0068 U < 0.0073 U < 0.0058 U < 0.0094 U < 0.0067 U < 0.004 U < 0.003 U < 0.0033 U < 0.0063 U < 0.0078 U < 0.0071 U < 0.0053 U < 0.0088 U < 0.0089 U < 0.0082 U < 1 U < 1 U
101714034 PCO-MW006 10/17/2014 < 0.0077 U < 0.0034 U < 0.0029 U < 0.0023 U < 0.0031 U < 0.0025 U < 0.0047 U < 0.0049 U < 0.0046 U < 0.0059 U < 0.0032 U < 0.0047 U < 0.0027 U < 0.0034 U < 0.0056 U < 0.0081 U < 0.0055 U < 0.97 U < 0.97 U
012815021 PCO-MW006 01/28/2015 < 0.008 U < 0.0035 U < 0.003 U < 0.0024 U < 0.0032 U < 0.0025 U < 0.0049 U < 0.0051 U < 0.0047 U < 0.0061 U < 0.0033 U < 0.0049 U < 0.0028 U < 0.0035 U < 0.0059 U 0.017 J 0.0057 J < 0.97 U < 0.97 U
041615039 PCO-MW006 04/16/2015 < 0.0025 U < 0.0046 U < 0.0046 U < 0.0037 U < 0.0048 U < 0.0041 UJ < 0.0049 U < 0.0032 U < 0.0052 U < 0.0039 U < 0.0051 UJ < 0.0087 U < 0.0037 U < 0.0033 U < 0.0042 U < 0.0071 U < 0.0071 U < 0.97 U < 0.97 U
071515033 PCO-MW006 07/15/2015 0.009 J < 0.0054 U < 0.0054 U < 0.0044 U < 0.0056 U < 0.0048 U < 0.0058 U < 0.0038 UJ < 0.0061 U 0.034 J < 0.006 U < 0.01 U < 0.0044 U < 0.0039 U < 0.008 U 0.012 J < 0.0084 U < 1.1 U < 1.1 U
102815029 PCO-MW006 10/28/2015 < 0.0027 U < 0.0047 U < 0.0047 U < 0.0038 U < 0.0048 UJ < 0.0042 UJ < 0.005 UJ < 0.0033 UJ < 0.0053 UJ < 0.004 U < 0.0052 UJ < 0.0089 U < 0.0038 U < 0.0034 UJ < 0.0091 U < 0.0072 U < 0.0073 U < 0.74 UJ < 0.76 UJ
012816116 PCO-MW006 01/28/2016 0.0036 J < 0.005 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0056 U < 0.0094 U < 0.004 U < 0.0036 U < 0.017 U < 0.0077 U < 0.0077 U < 0.78 U < 0.8 U
041216019 PCO-MW006 04/12/2016 0.003 J < 0.0049 U < 0.0048 U < 0.004 U < 0.005 U < 0.0043 U < 0.0052 U < 0.0034 U < 0.0055 U < 0.0042 U < 0.0055 U 0.0098 J < 0.004 U < 0.0035 U 0.0074 J < 0.0075 U 0.015 J < 0.76 U < 0.78 U
042414026 PCO-MW015 04/24/2014 < 0.0068 U < 0.0073 U < 0.0067 U < 0.0071 U < 0.0056 U < 0.0092 U < 0.0065 U < 0.004 U < 0.0029 U < 0.0032 U < 0.0062 U < 0.0076 U < 0.007 U < 0.0052 U < 0.0086 U < 0.0088 U < 0.008 U < 1 U < 1 U
071014076 PCO-MW015 07/10/2014 < 0.0066 U < 0.007 U < 0.0065 U < 0.0069 U < 0.0055 U < 0.0089 U < 0.0063 U < 0.0038 U < 0.0029 U < 0.0031 U < 0.006 U < 0.0074 U < 0.0068 U < 0.005 U < 0.0083 U < 0.0085 U < 0.0078 U < 0.97 U < 0.97 U
101714035 PCO-MW015 10/17/2014 < 0.008 U < 0.0034 U < 0.0029 U < 0.0024 U < 0.0032 U < 0.0025 U < 0.0049 U < 0.005 U < 0.0047 U < 0.006 U < 0.0033 U < 0.0048 U < 0.0028 U < 0.0034 U < 0.0058 U < 0.0084 U < 0.0056 U < 1 U < 1 U
012815026 PCO-MW015 01/28/2015 < 0.0083 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0049 U < 0.0063 U < 0.0034 U 0.0051 J < 0.0029 U < 0.0036 U < 0.012 U < 0.0087 U 0.0065 J < 1 U < 1 U
041415016 (N) PCO-MW015 (N) 04/14/2015 0.0057 J < 0.0046 U < 0.0046 U < 0.0038 U < 0.0048 U < 0.0041 UJ 0.0069 J 0.0065 J < 0.0053 U < 0.004 U < 0.0052 UJ < 0.0088 U < 0.0038 U 0.0055 J 0.0044 J 0.01 J 0.008 J < 0.98 U < 0.98 U
071515031 PCO-MW015 07/15/2015 < 0.0027 U < 0.0049 U < 0.0048 U 0.032 J < 0.005 U < 0.0043 U < 0.0052 U < 0.0034 UJ < 0.0055 U 0.031 J < 0.0055 U < 0.0092 U < 0.004 U < 0.0035 U < 0.0055 U < 0.0075 U < 0.0075 U < 1 UJ < 1 UJ
102815028 PCO-MW015 10/28/2015 < 0.0027 U < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 UJ < 0.0044 UJ < 0.0053 UJ < 0.0035 UJ < 0.0056 UJ < 0.0042 U < 0.0055 UJ < 0.0093 U < 0.004 U < 0.0035 UJ < 0.0089 U 0.0082 J < 0.0076 U < 0.8 U < 0.82 U
012816114 PCO-MW015 01/28/2016 0.0083 J < 0.0049 U < 0.0049 U 0.0051 J < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0055 U < 0.0093 U < 0.004 U < 0.0035 U < 0.02 U 0.0094 J < 0.013 U < 0.71 U < 0.73 U
041216023 PCO-MW015 04/12/2016 < 0.0025 U < 0.0045 U < 0.0045 U 0.0095 J < 0.0047 U < 0.004 U < 0.0048 U 0.0034 J < 0.0051 U < 0.0039 U < 0.0051 U < 0.0085 U < 0.0037 U < 0.0033 U < 0.0041 U < 0.007 U 0.011 J < 0.77 U < 0.79 U
042514043 PCO-MW018 04/25/2014 < 0.0069 U < 0.0074 U < 0.0068 U < 0.0073 U < 0.0058 U < 0.0094 U < 0.0067 U < 0.004 U < 0.003 U < 0.0033 U < 0.0063 U < 0.0078 U < 0.0071 U < 0.0053 U < 0.0088 U < 0.0089 U < 0.0082 U < 1 U < 1 U
071114086 (N) PCO-MW018 (N) 07/11/2014 < 0.0066 U < 0.007 U < 0.0065 U 0.017 J 0.011 J 0.012 J 0.019 J 0.017 J 0.018 J 0.017 J 0.0068 J 0.015 J < 0.0068 U 0.015 J < 0.0083 U < 0.0085 U 0.016 J < 0.99 U < 0.99 U
101614022 PCO-MW018 10/16/2014 < 0.008 U < 0.0034 U < 0.0029 U < 0.0024 U < 0.0032 U < 0.0025 U 0.0052 J < 0.005 U < 0.0047 U < 0.006 U < 0.0033 U 0.0066 J < 0.0028 U < 0.0034 U < 0.0058 U < 0.0084 U 0.006 J < 0.96 UJ < 0.96 U
012915036 PCO-MW018 01/29/2015 < 0.008 U < 0.0034 U < 0.0029 U < 0.0024 U < 0.0032 U < 0.0025 U 0.0055 J < 0.005 U < 0.0047 U 0.013 J < 0.0033 U 0.0096 J < 0.0028 U < 0.0034 U < 0.0058 U 0.021 J 0.01 J < 1 U < 1 U
041615043 PCO-MW018 04/16/2015 < 0.018 U 0.015 J < 0.0048 U 0.02 J 0.041 J 0.022 J 0.044 J 0.017 J 0.015 J 0.043 J < 0.0054 UJ 0.1 < 0.016 U 0.012 J < 0.049 U 0.099 0.09 < 1 U < 1 U
071515034 PCO-MW018 07/15/2015 < 0.0027 U < 0.0048 U < 0.0048 U < 0.0039 U < 0.005 U < 0.0043 U < 0.0052 U < 0.0034 UJ < 0.0055 U 0.031 J < 0.0054 U < 0.0091 U < 0.0039 U < 0.0035 U < 0.0058 U < 0.0074 U < 0.0075 U < 0.99 U < 0.99 U
102615005 PCO-MW018 10/26/2015 < 0.003 U < 0.0048 U < 0.0048 U < 0.0039 U < 0.0049 U < 0.0042 U < 0.0051 U < 0.0034 U < 0.0054 U < 0.0041 U < 0.0053 U < 0.009 U < 0.0039 U < 0.0034 U < 0.0052 U 0.01 J < 0.0074 U < 0.72 U < 0.74 U
012916125 PCO-MW018 01/29/2016 < 0.0029 U < 0.0052 U < 0.0051 U < 0.0042 U < 0.0053 U 0.0053 J < 0.0087 U 0.0053 J < 0.0059 U < 0.0065 U < 0.0058 U < 0.0098 U < 0.0042 U < 0.0037 U < 0.0062 U < 0.008 U < 0.008 U < 0.76 U < 0.78 U
041216024 PCO-MW018 04/12/2016 < 0.0027 U < 0.0049 U < 0.0048 U < 0.004 U < 0.005 U < 0.0043 U < 0.0052 U 0.004 J < 0.0055 U < 0.0042 U < 0.0055 U < 0.0092 U < 0.004 U < 0.0035 U < 0.0044 U < 0.0075 U 0.012 J < 0.75 U < 0.77 U
041316032 PE101 04/13/2016 0.0037 J < 0.0047 U < 0.0047 U < 0.0038 U < 0.0049 U < 0.0042 UJ < 0.026 UJ < 0.0033 UJ < 0.017 UJ 0.038 J < 0.0053 UJ 0.051 < 0.0038 U < 0.0034 UJ < 0.0043 U 0.028 J 0.06 < 0.78 U < 0.8 U
070616007/070616008 PE101 (N) 07/06/2016 0.006 J < 0.0049 U < 0.0048 U < 0.004 U < 0.005 U 0.0049 J 0.013 J 0.0076 J < 0.0055 U 0.016 J < 0.0055 U 0.027 J < 0.004 U < 0.0035 U 0.0095 J 0.023 J 0.026 J < 0.72 U < 0.74 U
041316034 PE102 04/13/2016 0.0032 J < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 UJ < 0.0053 UJ < 0.0035 UJ < 0.0056 UJ 0.0065 J < 0.0055 UJ < 0.0093 U < 0.004 U < 0.0035 UJ < 0.0045 U 0.0083 J < 0.01 U < 0.76 U < 0.78 U
070616009 PE102 07/06/2016 0.0036 J < 0.0047 U < 0.0047 U < 0.0038 U < 0.0048 U < 0.0042 U < 0.005 U < 0.0033 U < 0.0053 U 0.0083 J < 0.0052 U 0.0098 J < 0.0038 U < 0.0034 U 0.013 J 0.013 J 0.014 J < 0.71 U < 0.73 U
020314014 PK101 02/03/2014 < 0.0045 U < 0.0053 U < 0.0042 U < 0.0067 U < 0.0042 U < 0.0033 U < 0.004 U < 0.0056 U < 0.0051 U < 0.0041 U < 0.0037 U < 0.0051 U < 0.0056 U < 0.0055 U < 0.0056 U < 0.0094 U < 0.0055 U < 0.76 U < 1.2 U
042114001 PK101 04/21/2014 < 0.0069 U < 0.0073 U < 0.0068 U < 0.0072 U < 0.0057 U < 0.0093 U < 0.0066 U < 0.004 U < 0.003 U < 0.0033 U < 0.0063 U < 0.0077 U < 0.007 U < 0.0052 U < 0.0087 U < 0.0089 U < 0.0081 U < 1 U < 1 U
070714046 PK101 07/07/2014 < 0.0068 U < 0.0073 U < 0.0067 U < 0.0071 U < 0.0056 U < 0.0092 U < 0.0065 U < 0.004 U < 0.0029 U < 0.0032 U < 0.0062 U < 0.0076 U < 0.007 U < 0.0052 U 0.013 J < 0.0088 U < 0.008 U < 1.1 U < 1.1 U
101514015 PK101 10/15/2014 < 0.0083 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0049 U < 0.0063 U < 0.0034 U < 0.0053 U < 0.0029 U < 0.0036 U < 0.006 U < 0.0087 U < 0.0071 U < 0.97 U < 0.97 U
012615001 PK101 01/26/2015 < 0.0084 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U < 0.0063 U < 0.0034 UJ < 0.0051 U < 0.0029 U < 0.0036 U 0.014 J 0.0093 J < 0.0059 U < 0.99 U < 0.99 U
041315005 PK101 04/13/2015 0.0057 J < 0.005 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 UJ < 0.0053 U 0.0042 J < 0.0056 U < 0.0042 U < 0.0056 UJ 0.0095 J < 0.004 U < 0.0036 U 0.0056 J < 0.0077 U < 0.0077 U < 0.99 U < 0.99 U
071415009 PK101 07/14/2015 0.0039 J < 0.0048 U < 0.0048 U < 0.0039 U < 0.0049 U < 0.0042 U < 0.0051 U < 0.0034 UJ < 0.0054 U < 0.0041 U < 0.0053 U < 0.009 U < 0.0039 U < 0.0034 U 0.0065 J 0.0074 J < 0.0074 U < 0.99 UJ < 0.99 UJ
102615003 PK101 10/26/2015 < 0.0028 U < 0.005 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0056 U < 0.0094 U < 0.004 U < 0.0036 U < 0.0045 U < 0.0077 U < 0.0077 U < 0.76 U < 0.78 U
012916132 (N) PK101 (N) 01/29/2016 < 0.0048 U < 0.0047 U < 0.0047 U < 0.0038 U < 0.0048 U < 0.0042 U < 0.005 U 0.0062 J < 0.0053 U < 0.0042 U < 0.0052 U < 0.0089 U < 0.0038 U 0.0036 J < 0.0075 U < 0.0081 U < 0.0073 U < 0.74 U < 0.76 U
041116008 PK101 04/11/2016 0.01 J < 0.0048 U < 0.0048 U < 0.0039 U < 0.0049 U < 0.0042 U < 0.0051 U < 0.0034 U < 0.0054 U < 0.0041 U < 0.0053 U < 0.009 U < 0.0039 U < 0.0034 U 0.048 < 0.0074 U < 0.0074 U < 0.73 U < 0.75 U
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 6 of 18
Crawford Station Former MGP Remedial Investigation: Groundwater Result through July 2016Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Table 1: Polycyclic Aromatic Hydrocarbons and Semi-volatile Organic Compounds Results (Pages 1 - 9)
PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH SVOC SVOC
Unique Field ID Sample Location Sample Date
2-M
ethy
lnap
htha
lene
(µg/
l)
Ace
naph
then
e (µ
g/l)
Ace
naph
thyl
ene
(µg/
l)
Ant
hrac
ene
(µg/
l)
Ben
zo(a
)ant
hrac
ene
(µg/
l)
Ben
zo(a
)pyr
ene
(µg/
l)
Ben
zo(b
)fluo
rant
hene
(µg/
l)
Ben
zo(g
,h,i)
pery
lene
(µg/
l)
Ben
zo(k
)fluo
rant
hene
(µg/
l)
Chr
ysen
e (µ
g/l)
Dib
enz(
a,h)
anth
race
ne (µ
g/l)
Fluo
rant
hene
(µg/
l)
Fluo
rene
(µg/
l)
Inde
no(1
,2,3
-cd)
pyre
ne (µ
g/l)
Nap
htha
lene
(µg/
l)
Phe
nant
hren
e (µ
g/l)
Pyr
ene
(µg/
l)
Car
bazo
le (µ
g/l)
Dib
enzo
fura
n (µ
g/l)
Shaded Groundwater SL: 28 420 210 2,100 0.13 0.2 0.18 210 0.17 12 0.3 280 280 0.43 140 210 210 NS 7Underline Tap Water SL: 36 530 530 1,800 0.012 0.0034 0.034 120 0.34 3.4 0.0034 800 290 0.034 0.17 1,800 120 NS 7.9
Italics Residential GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 4.6 NS NS NS NSBold Industrial GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 20 NS NS NS NS
DRAFT
020314016 PK102 02/03/2014 < 0.0042 U < 0.0049 U < 0.0039 U < 0.0062 U < 0.0039 U < 0.0031 U < 0.0037 U < 0.0052 U < 0.0047 U < 0.0038 U < 0.0035 U < 0.0048 U < 0.0052 U < 0.0051 U < 0.0052 U < 0.0088 U < 0.0051 U < 0.75 U < 1.1 U
042314023 PK102 04/23/2014 0.038 J 0.0093 J < 0.0068 U 0.0081 J 0.013 J 0.013 J 0.012 J 0.023 J 0.012 J 0.028 J < 0.0063 U 0.025 J 0.0076 J 0.0075 J 0.036 J 0.05 J 0.034 J < 1 U < 1 U
071014071 PK102 07/10/2014 < 0.0066 U < 0.007 U < 0.0065 U < 0.0069 U < 0.0055 U < 0.0089 U < 0.0063 U < 0.0038 U < 0.0029 U 0.0033 J < 0.006 U < 0.0074 U < 0.0068 U < 0.005 U < 0.0083 U < 0.0085 U < 0.0078 U < 0.98 U < 0.98 U
101714032 PK102 10/17/2014 < 0.0082 U < 0.0035 U < 0.003 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0048 U < 0.0062 U < 0.0033 U < 0.005 U < 0.0029 U < 0.0035 U < 0.006 U < 0.0086 U < 0.0058 U < 0.98 U < 0.98 U
012615003 PK102 01/26/2015 < 0.0082 U 0.0052 J < 0.003 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0048 U < 0.0062 U < 0.0033 U < 0.005 U 0.0056 J < 0.0035 U 0.016 J 0.018 J < 0.0058 U < 0.99 U < 0.99 U
041415010 PK102 04/14/2015 < 0.0038 U < 0.0045 U < 0.0045 U < 0.0037 U < 0.0047 U < 0.004 UJ 0.013 J 0.004 J < 0.0051 U 0.0098 J 0.14 J 0.013 J < 0.0037 U 0.028 J < 0.005 U < 0.011 U 0.013 J < 1 U < 1 U
071415013 PK102 07/14/2015 0.0036 J < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 UJ < 0.0056 U < 0.0042 U < 0.0055 U < 0.0093 U < 0.004 U < 0.0035 U < 0.0045 U 0.012 J < 0.0076 U < 0.98 UJ < 0.98 UJ
102815039 PK102 10/28/2015 0.0032 J < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 UJ < 0.0044 UJ < 0.0053 UJ < 0.0035 UJ < 0.0056 UJ < 0.0042 UJ < 0.0055 UJ < 0.0093 U < 0.004 U < 0.0035 UJ < 0.0045 U < 0.0076 U < 0.0076 UJ < 0.71 U < 0.72 U
012916134 PK102 01/29/2016 < 0.0069 U < 0.0056 U < 0.0056 U < 0.0045 U < 0.0058 U < 0.005 U < 0.006 U 0.0045 J < 0.0063 U < 0.0089 U < 0.0062 U < 0.011 U < 0.0045 U < 0.004 U < 0.0094 U < 0.025 U < 0.0086 U < 0.73 U < 0.75 U
041116009 PK102 04/11/2016 0.0029 J < 0.0048 U < 0.0048 U < 0.0039 U < 0.005 U < 0.0043 UJ < 0.0052 UJ < 0.0034 UJ < 0.0055 UJ < 0.0041 U < 0.0054 UJ < 0.0091 U < 0.0039 U < 0.0035 UJ < 0.0044 U 0.0078 J < 0.0075 U < 0.76 U < 0.78 U
020314015 PK103 02/03/2014 < 0.0045 U < 0.0053 U < 0.0042 U < 0.0068 U 0.0046 J < 0.0034 U < 0.004 U < 0.0057 U < 0.0051 U 0.0082 J < 0.0038 U 0.0087 J < 0.0056 U < 0.0055 U 0.014 J < 0.0095 U 0.016 J < 0.76 U < 1.2 U
042114003 PK103 04/21/2014 < 0.0068 U < 0.0073 U < 0.0067 U 0.014 J < 0.0056 U < 0.0092 U < 0.0065 U 0.0053 J 0.0057 J 0.0078 J < 0.0062 U 0.012 J < 0.007 U < 0.0052 U < 0.0086 U < 0.0088 U 0.016 J < 1 U < 1 U
070714045 PK103 07/07/2014 < 0.0067 U < 0.0072 U < 0.0066 U 0.014 J < 0.0056 U < 0.0091 U < 0.0065 U 0.0048 J 0.0037 J 0.0056 J < 0.0061 U < 0.0075 U < 0.0069 U < 0.0051 U < 0.0085 U < 0.0087 U 0.0081 J < 1 U < 1 U
102314046 PK103 10/23/2014 < 0.0084 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U < 0.0063 U < 0.0034 U < 0.0051 U < 0.0029 U < 0.0036 U < 0.0061 U < 0.0088 U < 0.0059 U < 0.97 U < 0.97 U
012615004 PK103 01/26/2015 < 0.0084 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U < 0.0063 U < 0.0034 U < 0.0051 U < 0.0029 U < 0.0036 U 0.011 J 0.016 J < 0.0062 U < 0.99 U < 0.99 U
041315006 PK103 04/13/2015 0.0039 J < 0.005 U 0.01 J 0.01 J 0.017 J 0.0084 J 0.021 J 0.013 J 0.0084 J 0.023 J < 0.0056 UJ 0.033 J 0.0041 J 0.0091 J 0.0076 J 0.017 J 0.032 J < 1 U < 1.1 U
071415015 PK103 07/14/2015 < 0.0057 U < 0.0047 U < 0.0047 U 0.0053 J < 0.0048 U < 0.0042 U < 0.005 U < 0.0033 UJ < 0.0053 U < 0.004 U < 0.0052 U 0.0091 J < 0.0038 U < 0.0034 U < 0.011 U 0.01 J < 0.015 U < 0.96 UJ < 0.96 UJ
102615004 PK103 10/26/2015 < 0.0027 U < 0.0048 U < 0.0048 U < 0.0039 U < 0.005 U 0.0045 J 0.006 J < 0.0034 U < 0.0055 U 0.0086 J < 0.0054 U 0.0096 J < 0.0039 U < 0.0035 U < 0.0044 U < 0.0074 U 0.0098 J < 0.77 U < 0.79 U
012916135 PK103 01/29/2016 < 0.0028 U < 0.005 U < 0.0049 U 0.0061 J 0.0071 J 0.0086 J < 0.014 U 0.0068 J < 0.0056 U < 0.012 U < 0.0056 U 0.03 J < 0.004 U < 0.0036 U < 0.0046 U < 0.024 U 0.027 J < 0.73 U < 0.75 U
041116006 (N) PK103 (N) 04/11/2016 < 0.0026 U < 0.0046 U < 0.0046 U < 0.0038 U < 0.0048 U < 0.0041 U < 0.005 U < 0.0033 U < 0.0053 U 0.0056 J < 0.0052 U < 0.0088 U < 0.0038 U < 0.0033 U < 0.0042 U 0.013 J < 0.0072 U < 0.74 U < 0.76 U
020314012 (N) PK104 (N) 02/03/2014 < 0.0044 U < 0.0052 U < 0.0042 U < 0.0066 U 0.0071 J < 0.0033 U 0.01 J 0.0095 J 0.0096 J 0.013 J < 0.0037 U 0.019 J < 0.0055 U 0.0066 J 0.011 J 0.012 J 0.022 J < 0.72 U < 1.1 U
042114002 PK104 04/21/2014 0.014 J < 0.0074 U 0.044 J 0.01 J 0.0088 J < 0.0094 U 0.0068 J 0.0074 J 0.011 J 0.012 J < 0.0063 U 0.017 J 0.032 J 0.006 J 0.33 J 0.037 J 0.016 J < 1 U < 1 U
070814055 (N) PK104 (N) 07/08/2014 0.0073 J < 0.0068 U 0.013 J < 0.0067 U 0.0077 J 0.011 J 0.0085 J 0.012 J 0.013 J 0.013 J < 0.0059 U 0.014 J 0.008 J 0.0078 J 0.053 0.015 J 0.017 J < 0.98 U < 0.98 U
101714033 PK104 10/17/2014 < 0.0083 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0049 U < 0.0063 U < 0.0034 U < 0.005 U < 0.0029 U < 0.0036 U 0.01 J < 0.0087 U < 0.0058 U < 0.98 U < 0.98 U
012615002 PK104 01/26/2015 < 0.0085 U < 0.0037 U < 0.0032 U < 0.0026 U < 0.0034 U < 0.0027 U < 0.0052 U < 0.0054 U < 0.005 U < 0.0065 U < 0.0035 U 0.011 J < 0.003 U < 0.0037 U 0.011 J 0.015 J < 0.012 U < 0.97 U < 0.97 U
041415008 PK104 04/14/2015 0.02 J 0.0094 J < 0.0045 U 0.0054 J < 0.0047 U < 0.004 UJ 0.0067 J 0.0037 J < 0.0051 U 0.0056 J < 0.0051 UJ 0.014 J 0.0084 J < 0.0033 U 0.044 J 0.029 J 0.016 J < 0.99 U < 0.99 U
071415007 PK104 07/14/2015 0.0045 J < 0.0046 U 0.0066 J 0.0064 J < 0.0048 U 0.0067 J < 0.011 U < 0.0071 UJ 0.0062 J < 0.014 U < 0.0051 U 0.015 J 0.017 J < 0.0061 U 0.0052 J 0.037 J 0.015 J < 1 U < 1.1 U
102815040 PK104 10/28/2015 < 0.0026 U < 0.0047 U < 0.0047 U < 0.0038 U < 0.0048 UJ < 0.0042 UJ < 0.005 UJ < 0.0033 UJ < 0.0053 UJ < 0.004 U < 0.0052 UJ < 0.0089 U < 0.0038 U < 0.0034 UJ < 0.0043 U < 0.0072 U < 0.0073 U < 0.71 U < 0.72 U
012916131 PK104 01/29/2016 < 0.0032 U 0.0054 J < 0.005 U 0.018 J 0.12 0.12 0.2 0.089 0.078 0.18 0.02 J 0.35 0.0077 J 0.07 < 0.006 U 0.18 0.28 < 0.76 U < 0.78 U
041116005 PK104 04/11/2016 < 0.0028 U < 0.005 U < 0.0049 U < 0.004 U < 0.0051 U 0.005 J+ < 0.0053 UJ < 0.0047 UJ < 0.0056 UJ < 0.0042 U < 0.0056 UJ < 0.0094 U < 0.004 U < 0.0036 UJ < 0.0045 U < 0.0077 U < 0.0077 U < 0.71 U < 0.73 U
013014001 PO101 01/30/2014 0.0066 J < 0.0051 U < 0.004 U < 0.0064 U < 0.004 U < 0.0032 U < 0.0038 U < 0.0054 U < 0.0049 U < 0.0039 U < 0.0036 U < 0.0049 U < 0.0053 U < 0.0052 U 0.0087 J < 0.009 U < 0.0053 U < 0.72 U < 1.1 U
042414030 (N) PO101 (N) 04/24/2014 < 0.0064 U < 0.0068 U < 0.0063 U < 0.0067 U < 0.0053 U < 0.0087 U < 0.0062 U 0.0056 J 0.0045 J 0.0055 J < 0.0059 U < 0.0072 U < 0.0066 U < 0.0049 U < 0.0081 U < 0.0083 U < 0.0076 U < 0.97 U < 0.97 U
071014072 (N) PO101 (N) 07/10/2014 < 0.0069 U < 0.0073 U < 0.0068 U < 0.0072 U < 0.0057 U < 0.0093 U < 0.0066 U < 0.004 U < 0.003 U < 0.0033 U < 0.0063 U < 0.0077 U < 0.007 U < 0.0052 U < 0.0087 U < 0.0089 U < 0.0081 U -- --
101514013 (N) PO101 (N) 10/15/2014 < 0.008 U < 0.0034 U < 0.0029 U < 0.0024 U < 0.0032 U < 0.0025 U < 0.0049 U < 0.005 U < 0.0047 U < 0.006 U < 0.0033 U < 0.0048 U < 0.0028 U < 0.0034 U 0.0085 J < 0.0084 U < 0.0056 U < 0.99 UJ < 0.99 UJ
012815023 PO101 01/28/2015 < 0.0082 U 0.004 J < 0.003 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0048 U 0.0078 J < 0.0033 U 0.0089 J 0.0029 J < 0.0035 U < 0.014 U 0.046 J 0.01 J < 1 U < 1 U
041415013 PO101 04/14/2015 0.0058 J < 0.0046 U < 0.0046 U < 0.0037 U < 0.0048 U < 0.0041 UJ 0.0057 J 0.0063 J < 0.0052 U 0.0055 J < 0.0051 UJ 0.011 J 0.0042 J 0.0044 J 0.0072 J 0.018 J 0.011 J < 1 U < 1 U
071415019 (N) PO101 (N) 07/14/2015 < 0.0035 U < 0.0046 U < 0.0046 U < 0.0038 U < 0.0048 U < 0.0041 U < 0.005 U 0.0079 J < 0.0053 U < 0.004 U < 0.0052 U < 0.0088 U < 0.0038 U 0.0063 J < 0.0049 U 0.0075 J < 0.0072 U < 0.97 U < 0.97 U
102815027 PO101 10/28/2015 < 0.0026 U < 0.0047 U < 0.0047 U < 0.0038 U < 0.0048 UJ < 0.0042 UJ < 0.005 UJ < 0.0033 UJ < 0.0053 UJ < 0.004 U < 0.0052 UJ < 0.0089 U < 0.0038 U < 0.0034 UJ < 0.0073 U < 0.0072 U < 0.0073 U < 0.76 U < 0.78 U
012816115 PO101 01/28/2016 0.029 J < 0.0047 U < 0.0047 U < 0.0038 U < 0.0049 U < 0.0042 U < 0.0051 U < 0.0033 U < 0.0054 U 0.0049 J < 0.0053 U < 0.009 U 0.0073 J < 0.0034 U < 0.013 U 0.026 J < 0.0094 U < 0.73 U < 0.75 U
041216016 PO101 04/12/2016 < 0.0027 U < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U 0.0036 J < 0.0056 U < 0.0042 U < 0.0055 U < 0.0093 U < 0.004 U < 0.0035 U 0.047 J < 0.0076 U 0.011 J < 0.73 U < 0.75 U
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 7 of 18
Crawford Station Former MGP Remedial Investigation: Groundwater Result through July 2016Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Table 1: Polycyclic Aromatic Hydrocarbons and Semi-volatile Organic Compounds Results (Pages 1 - 9)
PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH SVOC SVOC
Unique Field ID Sample Location Sample Date
2-M
ethy
lnap
htha
lene
(µg/
l)
Ace
naph
then
e (µ
g/l)
Ace
naph
thyl
ene
(µg/
l)
Ant
hrac
ene
(µg/
l)
Ben
zo(a
)ant
hrac
ene
(µg/
l)
Ben
zo(a
)pyr
ene
(µg/
l)
Ben
zo(b
)fluo
rant
hene
(µg/
l)
Ben
zo(g
,h,i)
pery
lene
(µg/
l)
Ben
zo(k
)fluo
rant
hene
(µg/
l)
Chr
ysen
e (µ
g/l)
Dib
enz(
a,h)
anth
race
ne (µ
g/l)
Fluo
rant
hene
(µg/
l)
Fluo
rene
(µg/
l)
Inde
no(1
,2,3
-cd)
pyre
ne (µ
g/l)
Nap
htha
lene
(µg/
l)
Phe
nant
hren
e (µ
g/l)
Pyr
ene
(µg/
l)
Car
bazo
le (µ
g/l)
Dib
enzo
fura
n (µ
g/l)
Shaded Groundwater SL: 28 420 210 2,100 0.13 0.2 0.18 210 0.17 12 0.3 280 280 0.43 140 210 210 NS 7Underline Tap Water SL: 36 530 530 1,800 0.012 0.0034 0.034 120 0.34 3.4 0.0034 800 290 0.034 0.17 1,800 120 NS 7.9
Italics Residential GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 4.6 NS NS NS NSBold Industrial GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 20 NS NS NS NS
DRAFT
020414018 PO102 02/04/2014 0.093 0.064 < 0.0074 U 0.0086 J < 0.0062 U < 0.01 U < 0.0072 U < 0.0044 U < 0.0032 U 0.0085 J < 0.0068 U 0.016 J 0.022 J < 0.0057 U 0.39 0.035 J 0.024 J < 0.72 U < 1.1 U
042414032 PO102 04/24/2014 0.023 J 0.027 J 0.012 J 0.021 J 0.017 J 0.02 J 0.017 J 0.0096 J 0.02 J 0.029 J < 0.0062 U 0.027 J 0.011 J 0.0086 J 0.032 J 0.029 J 0.091 < 0.99 U < 0.99 U
071114082 PO102 07/11/2014 0.022 J 0.021 J < 0.0066 U < 0.007 U 0.0079 J < 0.009 U < 0.0064 U < 0.0039 U 0.0063 J 0.0091 J < 0.0061 U 0.0092 J 0.0073 J < 0.0051 U 0.15 J 0.012 J 0.016 J < 0.99 U < 0.99 U
101714036 PO102 10/17/2014 0.032 J 0.032 J 0.0045 J 0.015 J 0.011 J < 0.0027 U < 0.0052 U < 0.0054 U < 0.005 U 0.0096 J < 0.0035 U 0.014 J 0.02 J < 0.0037 U 0.041 J 0.053 0.034 J < 0.99 U < 0.99 U
012815029 PO102 01/28/2015 0.089 0.087 0.0093 J 0.074 0.029 J 0.0078 J 0.0089 J < 0.0058 U < 0.0054 U 0.033 J < 0.0037 U 0.06 0.066 0.0042 J 0.092 0.23 0.1 < 1 U < 1 U
041515036 PO102 04/15/2015 0.028 J 0.03 J < 0.0048 U 0.018 J 0.013 J < 0.0042 UJ < 0.0051 U < 0.0034 U < 0.0054 U 0.0086 J < 0.0053 UJ 0.021 J 0.026 J < 0.0034 U 0.028 J 0.061 0.029 J < 0.99 U < 0.99 U
071415017 PO102 07/14/2015 < 0.024 U 0.029 J < 0.0049 U 0.022 J 0.014 J < 0.0044 U < 0.0053 U < 0.0035 UJ < 0.0056 U 0.0086 J < 0.0055 U 0.025 J 0.026 J < 0.0035 U < 0.022 U 0.068 < 0.033 U < 1 U < 1.1 U
102815034 PO102 10/28/2015 0.0043 J < 0.0049 U < 0.0049 U 0.0047 J < 0.0051 UJ < 0.0044 UJ < 0.0053 UJ < 0.0035 UJ < 0.0056 UJ < 0.0042 U < 0.0055 UJ < 0.0093 U < 0.004 U < 0.0035 UJ 0.0051 J < 0.0076 U < 0.0076 U < 0.71 U < 0.72 U
012916129 PO102 01/29/2016 < 0.015 U 0.02 J < 0.0049 U 0.015 J 0.012 J 0.007 J < 0.014 U 0.0067 J 0.0066 J < 0.02 U < 0.0056 U 0.027 J 0.017 J 0.0039 J < 0.014 U 0.058 0.034 J < 0.74 U < 0.76 U
041216026 PO102 04/12/2016 0.0058 J 0.01 J < 0.0048 U 0.011 J 0.011 J < 0.0043 U 0.0055 J 0.0055 J < 0.0055 U < 0.0074 U < 0.0055 U 0.016 J 0.011 J < 0.0035 U 0.015 J 0.031 J 0.02 J < 0.73 U < 0.75 U
013114009 PO103 01/31/2014 < 0.0045 U < 0.0053 U < 0.0042 U < 0.0067 U < 0.0042 U < 0.0033 U < 0.004 U < 0.0056 U < 0.0051 U < 0.0041 U < 0.0037 U < 0.0051 U < 0.0056 U < 0.0055 U 0.013 J < 0.0094 U < 0.0055 U < 0.78 U < 1.2 U
042514042 PO103 04/25/2014 < 0.0069 U < 0.0074 U < 0.0068 U < 0.0073 U < 0.0058 U < 0.0094 U < 0.0067 U < 0.004 U < 0.003 U < 0.0033 U < 0.0063 U < 0.0078 U < 0.0071 U < 0.0053 U < 0.0088 U < 0.0089 U < 0.0082 U < 1 U < 1 U
070814057 PO103 07/08/2014 < 0.0065 U < 0.007 U < 0.0064 U < 0.0068 U < 0.0054 U < 0.0088 U < 0.0063 U < 0.0038 U < 0.0028 U < 0.0031 U < 0.006 U < 0.0073 U < 0.0067 U < 0.005 U 0.0084 J < 0.0084 U < 0.0077 U < 0.98 U < 0.98 U
102014039 PO103 10/20/2014 < 0.0085 U < 0.0037 U < 0.0032 U < 0.0026 U < 0.0034 U < 0.0027 U < 0.0052 U < 0.0054 U < 0.005 U < 0.0065 U < 0.0035 U < 0.0052 U 0.004 J < 0.0037 U < 0.0062 U 0.013 J < 0.006 U < 0.99 U < 0.99 U
012715009 PO103 01/27/2015 < 0.008 U < 0.0035 U < 0.003 U < 0.0024 U < 0.0032 U < 0.0025 U < 0.0049 U < 0.0051 U < 0.0047 U 0.0074 J < 0.0033 UJ 0.0063 J < 0.0028 U < 0.0035 U 0.0067 J 0.027 J < 0.007 U < 0.99 U < 0.99 U
041515027 PO103 04/15/2015 0.0041 J < 0.0046 U < 0.0046 U < 0.0038 U < 0.0048 U < 0.0041 UJ 0.0052 J < 0.0033 U < 0.0053 U 0.0058 J < 0.0052 UJ 0.01 J < 0.0038 U < 0.0033 U 0.0058 J 0.012 J 0.01 J < 1 U < 1 U
071515022 PO103 07/15/2015 < 0.0028 U < 0.005 U < 0.005 U < 0.0041 U < 0.0052 U < 0.0045 U < 0.0054 U < 0.0037 UJ < 0.0057 U < 0.0043 U < 0.0056 U < 0.0095 U < 0.0041 U < 0.0036 U < 0.0046 U 0.0086 J < 0.012 U < 1.1 U < 1.1 U
102715017 PO103 10/27/2015 < 0.0026 UJ < 0.0047 U < 0.0047 U < 0.0038 U < 0.0048 U < 0.0042 U < 0.005 U < 0.0033 U < 0.0053 U < 0.004 U < 0.0052 U < 0.0089 U < 0.0038 U < 0.0034 UJ < 0.0043 UJ 0.0077 J+ < 0.0073 U < 0.71 U < 0.73 U
012816119 PO103 01/28/2016 0.0072 J < 0.0048 U < 0.0048 U < 0.0039 U < 0.0049 U < 0.0042 U < 0.0051 U < 0.0034 U < 0.0054 U < 0.0041 U < 0.0053 U < 0.009 U < 0.0039 U < 0.0034 U < 0.013 U < 0.0074 U < 0.0074 U < 0.79 UJ < 0.81 UJ
041216014 PO103 04/12/2016 0.005 J < 0.0049 U < 0.0048 U < 0.004 U 0.0062 J < 0.0043 U < 0.0052 U 0.0035 J < 0.0055 U < 0.0042 U < 0.0055 U < 0.0092 U < 0.004 U < 0.0035 U 0.0056 J 0.0081 J 0.01 J < 0.78 U < 0.8 U
013114007 PO104 01/31/2014 < 0.0047 U < 0.0055 U < 0.0044 U < 0.007 U < 0.0044 U < 0.0035 U < 0.0041 U < 0.0059 U < 0.0053 U < 0.0042 U < 0.0039 U < 0.0054 U < 0.0058 U < 0.0057 U 0.0082 J < 0.0099 U < 0.0058 U < 0.74 U < 1.1 U
042414034 PO104 04/24/2014 < 0.0071 U < 0.0076 U < 0.007 U 0.0092 J < 0.0059 U < 0.0096 U < 0.0068 U 0.0052 J 0.0055 J 0.0074 J < 0.0065 U 0.011 J < 0.0073 U < 0.0054 U < 0.0089 U 0.01 J 0.01 J < 0.98 U < 0.98 U
071014075 PO104 07/10/2014 < 0.0067 U < 0.0071 U < 0.0066 U < 0.007 U < 0.0055 U < 0.009 U < 0.0064 U < 0.0039 U < 0.0029 U < 0.0032 U < 0.0061 U < 0.0075 U < 0.0068 U < 0.0051 U < 0.0084 U < 0.0086 U < 0.0079 U < 1 U < 1.1 U
102114042 PO104 10/21/2014 < 0.0082 UJ < 0.0035 UJ < 0.003 UJ < 0.0025 UJ < 0.0033 UJ < 0.0026 UJ < 0.005 UJ < 0.0052 UJ < 0.0048 UJ < 0.0062 UJ < 0.0033 UJ < 0.005 UJ < 0.0029 UJ < 0.0035 UJ 0.0064 J- 0.011 J- 0.0091 J- < 2 U < 2 U
012715013 PO104 01/27/2015 < 0.0077 U < 0.0033 U < 0.0028 U < 0.0023 U < 0.0031 U < 0.0024 U < 0.0047 U < 0.0049 U < 0.0045 U 0.0075 J < 0.0031 UJ 0.012 J < 0.0027 U < 0.0033 U 0.0083 J 0.03 J < 0.015 U < 1 U < 1 U
041515022 PO104 04/15/2015 < 0.0037 U < 0.0045 U < 0.0045 U < 0.0036 U 0.006 J < 0.004 UJ < 0.0048 U < 0.0032 U < 0.0051 U < 0.0038 U < 0.005 UJ < 0.0085 U < 0.0036 U < 0.0032 U < 0.0064 U < 0.0092 U < 0.0069 U < 1 U < 1 U
071515027 (N) PO104 (N) 07/15/2015 0.0055 J < 0.0045 U < 0.0045 U < 0.0037 U < 0.0047 U < 0.004 U < 0.0048 U < 0.0032 UJ < 0.0051 U 0.029 J < 0.0051 U < 0.0085 U < 0.0037 U < 0.0033 U < 0.0045 U 0.0081 J < 0.007 U < 0.98 U < 0.98 U
102715019 (N) PO104 (N) 10/27/2015 < 0.0029 UJ < 0.0053 U < 0.0053 U < 0.0043 U < 0.0055 U < 0.0047 UJ < 0.0056 UJ < 0.0037 UJ < 0.006 UJ < 0.0045 U < 0.0059 UJ < 0.01 U < 0.0043 U < 0.0038 UJ < 0.0048 UJ < 0.0081 U < 0.0082 U < 0.71 U < 0.72 U
012716107 PO104 01/27/2016 < 0.026 U < 0.0056 U < 0.0056 U < 0.0045 U < 0.0058 U < 0.005 UJ < 0.0061 UJ < 0.0039 UJ < 0.0063 UJ < 0.01 U < 0.0062 UJ < 0.011 U < 0.0045 U < 0.004 UJ < 0.025 U 0.014 J 0.015 J < 0.73 U < 0.75 U
041916060 PO104 04/19/2016 0.0045 J < 0.005 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U 0.0044 J < 0.0056 U < 0.0094 U < 0.004 U < 0.0036 U < 0.0099 U 0.013 J 0.012 J < 0.81 U < 0.83 U
013114006 PO105 01/31/2014 0.0057 J < 0.0055 U < 0.0043 U < 0.0069 U < 0.0044 U < 0.0034 U < 0.0041 U < 0.0058 U < 0.0053 U 0.0053 J < 0.0039 U 0.0062 J < 0.0058 U < 0.0056 U 0.01 J 0.018 J 0.0074 J < 0.76 U < 1.2 U
042514039 PO105 04/25/2014 < 0.0067 U < 0.0071 U < 0.0066 U < 0.007 U < 0.0055 U < 0.009 U < 0.0064 U < 0.0039 U 0.0051 J 0.0059 J < 0.0061 U < 0.0075 U < 0.0068 U < 0.0051 U < 0.0084 U < 0.0086 U < 0.0079 U < 1.1 U < 1.1 U
071114079 PO105 07/11/2014 < 0.0071 U < 0.0076 U < 0.007 U < 0.0074 U < 0.0059 U < 0.0096 U < 0.0068 U < 0.0041 U < 0.0031 U 0.0051 J < 0.0065 U < 0.0079 U < 0.0073 U < 0.0054 U < 0.0089 U < 0.0091 U < 0.0084 U < 1.1 U < 1.1 U
101514016 PO105 10/15/2014 < 0.0084 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U < 0.0063 U < 0.0034 U < 0.0051 U < 0.0029 U < 0.0036 U < 0.0061 U < 0.0088 U < 0.0087 U < 0.98 U < 0.98 U
012815027 (N) PO105 (N) 01/28/2015 0.0099 J < 0.0034 U < 0.0029 U < 0.0023 U 0.0061 J < 0.0025 U < 0.0047 U < 0.0049 U < 0.0046 U < 0.0059 U < 0.0032 U 0.0082 J 0.0042 J < 0.0034 U 0.018 J 0.027 J 0.011 J < 0.97 U < 0.97 U
041415012 PO105 04/14/2015 0.0046 J < 0.0047 U < 0.0047 U < 0.0038 U < 0.0048 U < 0.0042 UJ < 0.005 U < 0.0033 U < 0.0053 U < 0.004 U < 0.0052 UJ < 0.0089 U < 0.0038 U < 0.0034 U 0.0046 J 0.011 J < 0.0073 U < 0.96 U < 0.96 U
071515029 PO105 07/15/2015 0.0071 J < 0.0045 U < 0.0045 U < 0.0036 U < 0.0046 U 0.0043 J < 0.0077 U < 0.0042 UJ < 0.0051 U 0.032 J < 0.005 U 0.014 J < 0.0036 U 0.0034 J < 0.0095 U 0.013 J < 0.014 U < 1 U < 1 U
102815026 PO105 10/28/2015 < 0.0033 U < 0.0048 U < 0.0048 U < 0.0039 U 0.02 J 0.011 J 0.025 J 0.007 J 0.0063 J 0.019 J < 0.0053 UJ 0.032 J < 0.0039 U 0.0047 J < 0.012 U 0.012 J 0.031 J < 0.75 U < 0.77 U
012816122 PO105 01/28/2016 0.04 J < 0.0046 U < 0.0046 U < 0.0038 U 0.013 J 0.0071 J 0.0089 J 0.0052 J < 0.0053 U 0.011 J < 0.0052 U 0.018 J 0.0049 J 0.004 J < 0.015 U 0.021 J < 0.016 U < 0.72 UJ < 0.74 UJ
041216018 PO105 04/12/2016 < 0.0028 U < 0.005 U < 0.0049 U < 0.004 U < 0.0051 U 0.0047 J 0.0058 J 0.0058 J < 0.0056 U < 0.0059 U < 0.0056 U 0.016 J < 0.004 U < 0.0036 U 0.0074 J 0.0088 J 0.018 J < 0.73 U < 0.75 U
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 8 of 18
Crawford Station Former MGP Remedial Investigation: Groundwater Result through July 2016Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Table 1: Polycyclic Aromatic Hydrocarbons and Semi-volatile Organic Compounds Results (Pages 1 - 9)
PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH SVOC SVOC
Unique Field ID Sample Location Sample Date
2-M
ethy
lnap
htha
lene
(µg/
l)
Ace
naph
then
e (µ
g/l)
Ace
naph
thyl
ene
(µg/
l)
Ant
hrac
ene
(µg/
l)
Ben
zo(a
)ant
hrac
ene
(µg/
l)
Ben
zo(a
)pyr
ene
(µg/
l)
Ben
zo(b
)fluo
rant
hene
(µg/
l)
Ben
zo(g
,h,i)
pery
lene
(µg/
l)
Ben
zo(k
)fluo
rant
hene
(µg/
l)
Chr
ysen
e (µ
g/l)
Dib
enz(
a,h)
anth
race
ne (µ
g/l)
Fluo
rant
hene
(µg/
l)
Fluo
rene
(µg/
l)
Inde
no(1
,2,3
-cd)
pyre
ne (µ
g/l)
Nap
htha
lene
(µg/
l)
Phe
nant
hren
e (µ
g/l)
Pyr
ene
(µg/
l)
Car
bazo
le (µ
g/l)
Dib
enzo
fura
n (µ
g/l)
Shaded Groundwater SL: 28 420 210 2,100 0.13 0.2 0.18 210 0.17 12 0.3 280 280 0.43 140 210 210 NS 7Underline Tap Water SL: 36 530 530 1,800 0.012 0.0034 0.034 120 0.34 3.4 0.0034 800 290 0.034 0.17 1,800 120 NS 7.9
Italics Residential GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 4.6 NS NS NS NSBold Industrial GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 20 NS NS NS NS
DRAFT
013014002 PO106 01/30/2014 < 0.0044 U < 0.0052 U < 0.0041 U < 0.0065 U 0.0057 J < 0.0033 U < 0.0039 U < 0.0055 U < 0.005 U 0.0088 J < 0.0036 U 0.01 J < 0.0054 U < 0.0053 U < 0.0055 U < 0.0092 U 0.01 J < 0.72 U < 1.1 U
042514037 (N) PO106 (N) 04/25/2014 < 0.0067 U < 0.0072 U < 0.0066 U < 0.007 U < 0.0056 U < 0.0091 U < 0.0065 U < 0.0039 U 0.003 J 0.0038 J < 0.0061 U < 0.0075 U < 0.0069 U < 0.0051 U < 0.0085 U < 0.0087 U < 0.008 U < 1 U < 1 U
071114083 PO106 07/11/2014 < 0.0069 U < 0.0074 U < 0.0068 U < 0.0073 U < 0.0058 U < 0.0094 U < 0.0067 U < 0.004 U < 0.003 U < 0.0033 U < 0.0063 U < 0.0078 U < 0.0071 U < 0.0053 U < 0.0088 U < 0.0089 U < 0.0082 U < 0.98 U < 0.98 U
101514018 PO106 10/15/2014 < 0.0084 U < 0.0037 U < 0.0031 U < 0.0025 U < 0.0034 U < 0.0027 U < 0.0051 U < 0.0053 U < 0.005 U < 0.0064 U < 0.0034 U < 0.0051 U < 0.003 U < 0.0037 U < 0.0061 U < 0.0089 U < 0.006 U < 0.99 U < 0.99 U
012915032 PO106 01/29/2015 < 0.0084 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U 0.0077 J < 0.0034 U 0.0086 J < 0.0029 U < 0.0036 U 0.0084 J 0.029 J 0.0085 J < 1 U < 1 U
041615041 (N) PO106 (N) 04/16/2015 < 0.0078 U 0.0061 J < 0.0048 U < 0.0039 U 0.011 J < 0.0042 UJ 0.0071 J 0.011 J < 0.0054 U 0.0083 J < 0.0053 UJ 0.011 J < 0.004 U 0.0065 J < 0.0093 U < 0.016 U 0.013 J < 1.1 U < 1.1 U
071515026 PO106 07/15/2015 0.0049 J < 0.005 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 UJ < 0.0056 U < 0.0042 U < 0.0056 U < 0.0094 U < 0.004 U < 0.0036 U < 0.0049 U 0.01 J < 0.0077 U < 0.99 U < 0.99 U
102815031 PO106 10/28/2015 < 0.0027 U < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 UJ < 0.0044 UJ < 0.0053 UJ < 0.0035 UJ < 0.0056 UJ 0.0042 J < 0.0055 UJ < 0.0093 U < 0.004 U < 0.0035 UJ 0.01 J < 0.0076 U < 0.0076 U < 0.74 U < 0.76 U
012916127 PO106 01/29/2016 < 0.0068 U < 0.0045 U < 0.0045 U < 0.0036 U < 0.0046 U < 0.004 U < 0.0048 U 0.0035 J < 0.0051 U < 0.006 U < 0.005 U < 0.0085 U < 0.0036 U < 0.0032 U < 0.027 U < 0.021 U 0.013 J < 0.77 U < 0.79 U
041216020 PO106 04/12/2016 < 0.0028 U < 0.005 U < 0.0049 U < 0.004 U 0.0071 J 0.0063 J 0.0077 J 0.0074 J < 0.0056 U < 0.0047 U < 0.0056 U 0.011 J < 0.004 U 0.0046 J < 0.0045 U < 0.0077 U 0.015 J < 0.76 U < 0.78 U
013014004 PO107 01/30/2014 < 0.0044 U < 0.0052 U < 0.0041 U < 0.0065 U 0.0055 J < 0.0033 U < 0.0039 U 0.0062 J < 0.005 U 0.011 J < 0.0036 U 0.016 J < 0.0054 U < 0.0053 U 0.0063 J 0.0097 J 0.016 J < 0.76 U < 1.1 U
042214010 (N) PO107 (N) 04/22/2014 < 0.0067 U < 0.0072 U < 0.0066 U 0.015 J 0.0066 J < 0.0091 U < 0.0065 U 0.0059 J 0.0079 J 0.011 J < 0.0061 U 0.019 J < 0.0069 U < 0.0051 U < 0.0085 U < 0.0087 U 0.017 J < 1 U < 1 U
071114089 PO107 07/11/2014 < 0.0066 U < 0.007 U 0.0066 J 0.0075 J 0.01 J 0.011 J 0.0074 J 0.0072 J 0.012 J 0.017 J < 0.006 U 0.021 J < 0.0068 U < 0.005 U < 0.0083 U 0.013 J 0.02 J < 1.1 U < 1.1 U
102114043 (N) PO107 (N) 10/21/2014 < 0.0082 U < 0.0035 U < 0.003 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.005 U < 0.0052 U < 0.0048 U < 0.0062 U < 0.0033 U 0.009 J < 0.0029 U < 0.0035 U < 0.006 U 0.016 J 0.015 J < 0.97 U < 0.97 U
012815025 PO107 01/28/2015 < 0.0085 U < 0.0037 U < 0.0032 U < 0.0026 U < 0.0034 U < 0.0027 U < 0.0052 U < 0.0054 U < 0.005 U < 0.0065 U < 0.0035 U < 0.0052 U < 0.003 U < 0.0037 U < 0.012 U 0.018 J 0.0076 J < 0.99 U < 0.99 U
041515037 PO107 04/15/2015 0.0042 J < 0.005 U < 0.0049 U 0.0066 J 0.029 J 0.017 J 0.035 J 0.016 J 0.01 J 0.026 J < 0.0056 UJ 0.052 0.0047 J 0.011 J 0.0084 J 0.034 J 0.049 J < 0.98 U < 0.98 U
071415016 PO107 07/14/2015 < 0.0064 U < 0.0049 U < 0.0049 U 0.0041 J 0.015 J 0.0087 J 0.013 J 0.0081 J 0.0066 J 0.011 J < 0.0055 U 0.03 J 0.0042 J 0.0064 J < 0.014 U 0.029 J < 0.031 U < 0.96 U < 0.96 U
102815037 PO107 10/28/2015 < 0.0026 U < 0.0048 U < 0.0048 U < 0.0039 U 0.012 J 0.0065 J 0.01 J 0.0049 J < 0.0054 UJ 0.012 J < 0.0053 UJ 0.018 J < 0.0039 U < 0.0034 UJ 0.016 J 0.016 J 0.025 J < 0.78 U < 0.8 U
012716109 (N) PO107 (N) 01/27/2016 < 0.0036 U < 0.0048 U < 0.0048 U < 0.0039 U 0.017 J 0.012 J < 0.0059 U < 0.0044 U 0.01 J < 0.0076 U < 0.0054 U 0.026 J 0.0042 J < 0.0035 U < 0.013 U 0.027 J 0.023 J < 0.77 U < 0.79 U
041216027 PO107 04/12/2016 < 0.0025 U < 0.0046 U < 0.0045 U < 0.0037 U < 0.0047 U < 0.0041 U 0.0077 J 0.0056 J < 0.0052 U < 0.0065 U < 0.0051 U 0.014 J < 0.0037 U 0.0034 J 0.0048 J 0.0086 J 0.018 J < 0.76 U < 0.78 U
042214007 PQ101 04/22/2014 < 0.0068 U < 0.0073 U < 0.0067 U < 0.0071 U < 0.0056 U < 0.0092 U < 0.0065 U < 0.004 U < 0.0029 U < 0.0032 U < 0.0062 U < 0.0076 U < 0.007 U < 0.0052 U < 0.013 U < 0.0088 U < 0.008 U < 1 U < 1 U
070814053 PQ101 07/08/2014 < 0.0069 U < 0.0074 U < 0.0068 U < 0.0073 U < 0.0058 U < 0.0094 U < 0.0067 U < 0.004 U < 0.003 U < 0.0033 U < 0.0063 U < 0.0078 U < 0.0071 U < 0.0053 U < 0.0088 U < 0.0089 U < 0.0082 U < 0.97 U < 0.97 U
101414008 PQ101 10/14/2014 0.0085 J < 0.0036 U < 0.0031 U < 0.0025 U 0.0091 J < 0.004 U 0.0089 J 0.01 J 0.0089 J 0.0086 J 0.0074 J 0.0067 J < 0.0029 U 0.0094 J 0.0097 J 0.013 J 0.0079 J < 0.97 U < 0.97 U
021315043 PQ101 02/13/2015 < 0.0084 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U < 0.0063 U < 0.0034 U < 0.0051 U < 0.0029 U < 0.0036 U 0.0081 J 0.0094 J < 0.0059 U < 0.97 U < 0.97 U
041415011 PQ101 04/14/2015 0.0067 J < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 UJ 0.007 J 0.0045 J < 0.0056 U 0.0065 J < 0.0055 UJ < 0.0093 U < 0.004 U < 0.0035 U 0.0049 J 0.014 J 0.012 J < 1 U < 1 U
042214005 PQ102 04/22/2014 < 0.0067 U < 0.0072 U < 0.0066 U < 0.007 U < 0.0056 U < 0.0091 U < 0.0065 U < 0.0039 U < 0.0029 U < 0.0032 U < 0.0061 U < 0.0075 U < 0.0069 U < 0.0051 U < 0.022 U < 0.0087 U < 0.008 U < 1 U < 1 U
070814052 PQ102 07/08/2014 < 0.0065 U < 0.007 U < 0.0064 U < 0.0068 U < 0.0054 U < 0.0088 U < 0.0063 U < 0.0038 U < 0.0028 U < 0.0031 U < 0.006 U < 0.0073 U < 0.0067 U < 0.005 U < 0.0082 U < 0.0084 U < 0.0077 U < 0.98 U < 0.98 U
101314004 PQ102 10/13/2014 < 0.0086 U < 0.0037 U < 0.0032 U < 0.0026 U < 0.0034 U < 0.0027 U < 0.0053 U < 0.0054 U < 0.0051 U < 0.0065 U < 0.0035 U < 0.0052 U < 0.003 U < 0.0037 U < 0.0063 U 0.014 J < 0.0061 U < 1 U < 1 U
021315044 PQ102 02/13/2015 < 0.0083 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0054 U < 0.0067 U < 0.0049 U 0.0068 J < 0.0034 U 0.007 J < 0.0029 U < 0.0036 U 0.0067 J 0.012 J 0.0094 J < 0.98 U < 0.98 U
041415014 PQ102 04/14/2015 0.012 J 0.0047 J < 0.0047 U < 0.0038 U < 0.0048 U < 0.0042 UJ 0.0069 J < 0.0033 U < 0.0053 U 0.0063 J < 0.0052 UJ 0.011 J 0.0058 J < 0.0034 U 0.01 J 0.016 J 0.011 J < 0.99 U < 0.99 U
071415011 (N) PQ102 (N) 07/14/2015 < 0.0035 U < 0.0048 U < 0.0048 U < 0.0039 U < 0.005 U < 0.0043 U < 0.0052 U < 0.0034 UJ < 0.0055 U < 0.0041 U < 0.0054 U < 0.0091 U < 0.0039 U < 0.0035 U < 0.0057 U 0.013 J < 0.0075 U < 1 U < 1.1 U
102715012 PQ102 10/27/2015 < 0.0029 U < 0.0053 U < 0.0053 U < 0.0043 U < 0.0055 UJ < 0.0047 U < 0.0056 U < 0.0037 U < 0.006 U 0.0077 J < 0.0059 U < 0.01 U < 0.0043 U < 0.0038 U < 0.0052 U 0.0083 J < 0.0082 U < 0.77 U < 0.79 U
012616104 PQ102 01/26/2016 < 0.0077 U < 0.0046 U < 0.0046 U < 0.0038 U < 0.0048 U < 0.0041 U 0.0087 J 0.008 J < 0.0053 U 0.0094 J 0.0086 J < 0.0088 U < 0.0038 U 0.0076 J < 0.041 U 0.012 J 0.0097 J < 0.76 UJ < 0.78 UJ
041516055 PQ102 04/15/2016 0.011 J < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U 0.0058 J 0.0072 J < 0.0056 U 0.0093 J < 0.0055 U 0.01 J < 0.004 U 0.0042 J 0.013 J 0.023 J 0.013 J < 0.83 U < 0.85 U
042214009 PQ103 04/22/2014 < 0.0068 U < 0.0073 U < 0.0067 U < 0.0071 U < 0.0056 U < 0.0092 U < 0.0065 U < 0.004 U < 0.0029 U < 0.0032 U < 0.0062 U < 0.0076 U < 0.007 U < 0.0052 U < 0.0086 U < 0.0088 U < 0.008 U < 1 U < 1 U
071014070 PQ103 07/10/2014 < 0.0075 U < 0.008 U < 0.0074 U < 0.0078 U < 0.0062 U < 0.01 U < 0.0072 U < 0.0044 U < 0.0032 U < 0.0035 U < 0.0068 U < 0.0084 U < 0.0076 U < 0.0057 U < 0.0094 U < 0.0096 U < 0.0088 U < 0.99 U < 0.99 U
101414010 PQ103 10/14/2014 0.0098 J < 0.0037 U < 0.0032 U < 0.0026 U < 0.0034 U < 0.0027 U < 0.0052 U < 0.0054 U < 0.005 U < 0.0065 U < 0.0035 U 0.0077 J < 0.003 U < 0.0037 U 0.013 J 0.015 J 0.0095 J < 1 U < 1 U
012915035 PQ103 01/29/2015 < 0.0084 U < 0.0036 U < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U 0.0088 J < 0.0034 U 0.0084 J < 0.0029 U < 0.0036 U 0.0082 J 0.022 J 0.012 J < 1 U < 1 U
041315003 (N) PQ103 (N) 04/13/2015 0.0051 J < 0.0045 U < 0.0045 U < 0.0036 U < 0.0046 U < 0.004 UJ < 0.0048 U < 0.0032 U < 0.0051 U < 0.0038 U < 0.005 UJ 0.0097 J 0.0044 J < 0.0032 U 0.0062 J 0.019 J 0.0088 J < 0.96 U < 0.96 U
071415014 PQ103 07/14/2015 < 0.0033 U < 0.0046 U < 0.0046 U < 0.0038 U < 0.0048 U < 0.0041 U < 0.005 U < 0.0033 UJ < 0.0053 U < 0.004 U < 0.0052 U < 0.0088 U < 0.0038 U < 0.0033 U < 0.0046 U < 0.0072 U < 0.0081 U < 1 U < 1 U
102815035 PQ103 10/28/2015 < 0.0027 UJ < 0.0049 UJ < 0.0048 UJ < 0.004 UJ < 0.005 UJ < 0.0043 UJ < 0.0052 UJ < 0.0034 UJ < 0.0055 UJ < 0.0042 UJ < 0.0055 UJ < 0.0092 UJ < 0.004 UJ < 0.0035 UJ 0.008 J < 0.0075 UJ < 0.0075 UJ < 0.76 U < 0.78 U
012716111 PQ103 01/27/2016 < 0.0032 U < 0.0057 U < 0.0057 U < 0.0046 U < 0.0059 U < 0.0051 UJ < 0.0061 UJ < 0.004 UJ < 0.0065 UJ < 0.0051 U < 0.0064 UJ < 0.011 U < 0.0046 U < 0.0041 UJ < 0.011 U 0.0094 J < 0.0088 U < 0.75 U < 0.77 U
041116004 PQ103 04/11/2016 0.005 J < 0.0056 U < 0.0056 U < 0.0046 U < 0.0058 U < 0.005 UJ < 0.006 UJ < 0.004 UJ < 0.0064 UJ < 0.0048 U < 0.0063 UJ < 0.011 U < 0.0046 U < 0.0041 UJ < 0.0077 U 0.017 J < 0.0087 U < 0.81 U < 0.83 U
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 9 of 18
Crawford Station Former MGP Remedial Investigation: Groundwater Result through July 2016Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Table 1: Polycyclic Aromatic Hydrocarbons and Semi-volatile Organic Compounds Results (Pages 1 - 9)
PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH PAH SVOC SVOC
Unique Field ID Sample Location Sample Date
2-M
ethy
lnap
htha
lene
(µg/
l)
Ace
naph
then
e (µ
g/l)
Ace
naph
thyl
ene
(µg/
l)
Ant
hrac
ene
(µg/
l)
Ben
zo(a
)ant
hrac
ene
(µg/
l)
Ben
zo(a
)pyr
ene
(µg/
l)
Ben
zo(b
)fluo
rant
hene
(µg/
l)
Ben
zo(g
,h,i)
pery
lene
(µg/
l)
Ben
zo(k
)fluo
rant
hene
(µg/
l)
Chr
ysen
e (µ
g/l)
Dib
enz(
a,h)
anth
race
ne (µ
g/l)
Fluo
rant
hene
(µg/
l)
Fluo
rene
(µg/
l)
Inde
no(1
,2,3
-cd)
pyre
ne (µ
g/l)
Nap
htha
lene
(µg/
l)
Phe
nant
hren
e (µ
g/l)
Pyr
ene
(µg/
l)
Car
bazo
le (µ
g/l)
Dib
enzo
fura
n (µ
g/l)
Shaded Groundwater SL: 28 420 210 2,100 0.13 0.2 0.18 210 0.17 12 0.3 280 280 0.43 140 210 210 NS 7Underline Tap Water SL: 36 530 530 1,800 0.012 0.0034 0.034 120 0.34 3.4 0.0034 800 290 0.034 0.17 1,800 120 NS 7.9
Italics Residential GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 4.6 NS NS NS NSBold Industrial GW Vapor SL: NS NS NS NS NVT NS NS NS NS NS NS NS NS NS 20 NS NS NS NS
DRAFT
042214006 PQ104 04/22/2014 0.014 J < 0.0073 U < 0.0067 U < 0.0071 U < 0.0056 U < 0.0092 U < 0.0065 U 0.0096 J 0.008 J 0.012 J < 0.0062 U 0.015 J < 0.007 U < 0.0052 U < 0.021 U 0.029 J 0.012 J < 1 U < 1 U
070814054 PQ104 07/08/2014 < 0.0065 U < 0.007 U < 0.0064 U < 0.0068 U < 0.0054 U < 0.0088 U < 0.0063 U < 0.0038 U < 0.0028 U < 0.0031 U < 0.006 U < 0.0073 U < 0.0067 U < 0.005 U < 0.0082 U < 0.0084 U < 0.0077 U < 0.97 U < 0.97 U
101314003 PQ104 10/13/2014 < 0.0085 U 0.0039 J < 0.0032 U < 0.0026 U < 0.0034 U 0.0067 J 0.012 J 0.0095 J < 0.005 U 0.012 J < 0.0035 U 0.021 J 0.0036 J 0.0065 J 0.0075 J 0.025 J 0.024 J < 1.1 U < 1.1 U
021215038 (N) PQ104 (N) 02/12/2015 < 0.0084 U 0.004 J < 0.0031 U < 0.0025 U < 0.0033 U < 0.0026 U < 0.0051 U < 0.0053 U < 0.0049 U 0.01 J < 0.0034 U 0.013 J 0.0034 J < 0.0036 U 0.011 J 0.018 J 0.014 J < 0.98 U < 0.98 U
041315002 PQ104 04/13/2015 0.0028 J < 0.0045 U < 0.0045 U < 0.0036 U < 0.0046 U < 0.004 UJ < 0.0048 U < 0.0032 U < 0.0051 U < 0.0038 U < 0.005 UJ < 0.0085 U < 0.0036 U < 0.0032 U 0.0055 J 0.0096 J < 0.0069 U < 0.96 U < 0.96 U
071415008 PQ104 07/14/2015 < 0.0063 U 0.0065 J < 0.0049 U < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U 0.004 J < 0.0056 U < 0.0042 U < 0.0055 U < 0.0093 U 0.0061 J < 0.0035 U < 0.0075 U 0.028 J < 0.01 U < 1.1 U < 1.1 U
102715011 PQ104 10/27/2015 < 0.0027 U < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 UJ < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0055 U < 0.0093 U < 0.004 U < 0.0035 U < 0.0045 U < 0.0076 U < 0.0076 U < 0.73 U < 0.75 U
012616103 PQ104 01/26/2016 < 0.006 U < 0.0049 U < 0.0049 U < 0.004 U < 0.0051 U 0.0099 J 0.027 J 0.014 J 0.015 J 0.023 J 0.0062 J 0.026 J < 0.004 U 0.017 J < 0.017 U 0.02 J 0.024 J < 0.76 U < 0.78 U
041116002 PQ104 04/11/2016 0.0045 J < 0.0046 U < 0.0045 U < 0.0037 U < 0.0047 U < 0.0041 U < 0.0049 U < 0.0032 U < 0.0052 U < 0.0039 U < 0.0051 U < 0.0086 U < 0.0037 U < 0.0033 U < 0.0081 U < 0.007 U < 0.0071 U < 0.71 U < 0.73 U
042214008 PU101 04/22/2014 0.022 J 0.39 0.2 0.023 J < 0.0057 U < 0.0093 U < 0.0066 U < 0.004 U < 0.003 U < 0.0033 U < 0.0063 U < 0.0077 U < 0.007 U < 0.0052 U < 0.027 U < 0.0089 U < 0.0081 U < 1 U < 1.1 U
070714051 PU101 07/07/2014 0.017 J 0.43 0.18 0.023 J < 0.0056 U < 0.0092 U < 0.0065 U < 0.004 U < 0.0029 U < 0.0032 U < 0.0062 U < 0.0076 U < 0.007 U < 0.0052 U 0.021 J < 0.0088 U < 0.008 U < 1 U < 1 U
101314001 (N) PU101 (N) 10/13/2014 < 0.0084 U 0.91 0.33 0.0089 J < 0.0034 U < 0.0027 U < 0.0051 U < 0.0053 U < 0.005 U < 0.0064 U < 0.0034 U < 0.0051 U 0.013 J < 0.0037 U 0.014 J 0.015 J < 0.006 U < 1 U < 1 U
021315041 PU101 02/13/2015 0.019 J 1.1 0.39 0.007 J 0.005 J 0.0049 J < 0.0051 U < 0.0053 U < 0.005 U < 0.0064 U < 0.0034 U < 0.0051 U 0.022 J < 0.0037 U 0.011 J < 0.0089 U < 0.006 U < 0.97 U < 0.97 U
041315001 PU101 04/13/2015 < 0.0026 U 0.83 0.3 0.0088 J < 0.0048 U < 0.0041 UJ < 0.005 U < 0.0033 U < 0.0053 U < 0.004 U < 0.0052 UJ < 0.0088 U 0.019 J < 0.0033 U 0.0082 J 0.0097 J < 0.0072 U < 0.98 U < 0.98 U
071315001 PU101 07/13/2015 0.0063 J 0.74 0.25 0.014 J < 0.0051 U < 0.0044 U < 0.0053 U < 0.0087 UJ < 0.0056 U < 0.0052 U < 0.0055 U 0.0098 J 0.02 J < 0.0047 U 0.013 J 0.023 J 0.0092 J < 1.1 U < 1.1 U
102615001 PU101 10/26/2015 < 0.0084 U 0.75 0.24 < 0.004 U < 0.0051 U < 0.0044 U < 0.0053 U < 0.0035 U < 0.0056 U < 0.0042 U < 0.0056 U < 0.0094 U < 0.004 U < 0.0036 U < 0.0051 U 0.0084 J < 0.0077 U < 0.76 U < 0.78 U
012616101 PU101 01/26/2016 < 0.0027 U 1.4 0.44 0.0075 J < 0.005 U < 0.0043 U < 0.0052 U < 0.0034 U < 0.0055 U < 0.0042 U < 0.0055 U < 0.0092 U 0.0098 J < 0.0035 U < 0.054 U < 0.0075 U < 0.0075 U < 0.74 U < 0.76 U
041116001 PU101 04/11/2016 < 0.0034 U 0.78 0.25 0.0052 J < 0.0048 U < 0.0041 U < 0.0049 U < 0.0032 U < 0.0052 U < 0.0039 U < 0.0051 U < 0.0087 U 0.0071 J < 0.0033 U < 0.015 U < 0.0075 U < 0.0071 U < 0.71 UJ < 0.73 UJ
041416047 (N) PV101 (N) 04/14/2016 0.0053 J < 0.0044 U < 0.0044 U 0.0045 J < 0.0046 U < 0.0039 U 0.011 J 0.0064 J < 0.005 U < 0.0062 U < 0.005 U 0.019 J < 0.0036 U 0.0044 J 0.012 J 0.0098 J 0.035 J < 0.76 U < 0.78 U
070616005 PV101 07/06/2016 0.0037 J < 0.0049 U < 0.0049 U 0.0061 J < 0.0051 U 0.0051 J 0.011 J 0.0073 J 0.0072 J 0.016 J < 0.0055 U 0.018 J < 0.004 U 0.0039 J 0.015 J 0.013 J 0.022 J < 0.76 U < 0.78 U
NotesGaps in sampling events are a result of either dry wells or inaccessible wells. In addition, the Group I Parcel wells are sampled on a semi-annual basis as of July 2016, with the exception of wells near the Group II Parcel. Parcel S well samples pending-- = Analysis not performed< = Concentration is less than reported limitU = Concentration was not detected above the reported limitJ = Indicates an estimated value.J+ = Indicates a value estimated high Legend for Exceedance:R = Result rejected during validationNS = No Standard Blue Text Excceds an SL(N) = Normalized sample locations created from combining parent and field duplicate samples following EPA protocol Shaded Exceeds Groundwater SLLab comments and definitions can be found in associated laboratory and validation reports. Underline Exceeds Tapwater SLSL = Screening Level italics Exceeds Residential Groundwater-Vapor SLQC = Quality Control Field Duplicate Sample Bold Exceeds Industrial Groundwater-Vapor SLBTEX = Benzene, Toluene, Ethylbenzene and XylenePAH = Polycyclic Aromatic HydrocarbonSVOC = Semi-Volatile Organic CompoundVOC = Volatile Organic Compoundµg/L = micrograms per literAll Screening Levels are shown for comparison purposes only and are not remediation objectives or standards except for the Maximum Contaminant Levels (MCL). SLs shown on this table were presented in the Multi-Site Risk Assessment Framework Addendum Revision 5 (Exponent, July 2016). Groundwater SL shown on this table are 10-6 risk value or the MCLs. Risk-based groundwater SLs, tapwater SLs, and VI SLs are non-enforceable SLs.
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 10 of 18
Crawford Station Former MGP Remedial Investigation Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Unique Field ID Sample Location Sample Date
Shaded Groundwater SL: Underline Tap Water SL:
Italics Residential GW Vapor SL: Bold Industrial GW Vapor SL:
.020414021 MWA101 02/04/2014
042314017 (N) MWA101 (N) 04/23/2014
070914064 MWA101 07/09/2014
101614025 (N) MWA101 (N) 10/16/2014
012715016 MWA101 01/27/2015
041515028 MWA101 04/15/2015
102715013 MWA101 10/27/2015
020116142 MWA101 02/01/2016
041316035 (N) MWA101 (N) 04/13/2016
070716014 MWA101 07/07/2016
020414024 MWA102 02/04/2014
042314019 MWA102 04/23/2014
070914061 (N) MWA102 (N) 07/09/2014
101614024 MWA102 10/16/2014
012715012 MWA102 01/27/2015
041515023 (N) MWA102 (N) 04/15/2015
102715008 MWA102 10/27/2015
020116144 MWA102 02/01/2016
041316041 MWA102 04/13/2016
070716012 MWA102 07/07/2016
020514030 MWB101 02/05/2014
042314015 MWB101 04/23/2014
070914063 MWB101 07/09/2014
101614028 MWB101 10/16/2014
012815024 MWB101 01/28/2015
041515033 MWB101 04/15/2015
071315002 MWB101 07/13/2015
102715016 MWB101 10/27/2015
020116139 MWB101 02/01/2016
041316031 MWB101 04/13/2016
070716017 MWB101 07/07/2016
041316039 MWB103 04/13/2016
070716019 (N) MWB103 (N) 07/07/2016
041416049 MWC101 04/14/2016
070616003 MWC101 07/06/2016
042414028 MWO101 04/24/2014
071114088 MWO101 07/11/2014
101614021 MWO101 10/16/2014
012915031 MWO101 01/29/2015
041515032 MWO101 04/15/2015
071615036 MWO101 07/16/2015
102815036 MWO101 10/28/2015
012716112 MWO101 01/27/2016
041216017 MWO101 04/12/2016
Table 2: BTEX, Volatile Organic Compounds, Metal Results (Page 10-18)
BTEX BTEX BTEX BTEX VOC VOC Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Cyanide
Ben
zene
(µg/
l)
Eth
ylbe
nzen
e (µ
g/l)
Tolu
ene
(µg/
l)
Xyl
enes
, Tot
al (µ
g/l)
1,2,
4-Tr
imet
hylb
enze
ne (µ
g/l)
1,3,
5-Tr
imet
hylb
enze
ne (µ
g/l)
Ant
imon
y, D
isso
lved
(µg/
l)
Ant
imon
y, T
otal
(µg/
l)
Ars
enic
, Dis
solv
ed (µ
g/l)
Ars
enic
, Tot
al (µ
g/l)
Cad
miu
m, D
isso
lved
(µg/
l)
Cad
miu
m, T
otal
(µg/
l)
Chr
omiu
m, D
isso
lved
(µg/
l)
Chr
omiu
m, T
otal
(µg/
l)
Lead
, Dis
solv
ed (µ
g/l)
Lead
, Tot
al (µ
g/l)
Mer
cury
, Dis
solv
ed (µ
g/l)
Mer
cury
, Tot
al (µ
g/l)
Nic
kel,
Dis
solv
ed (µ
g/l)
Nic
kel,
Tota
l (µg
/l)
Sel
eniu
m, D
isso
lved
(µg/
l)
Sel
eniu
m, T
otal
(µg/
l)
Thal
lium
, Dis
solv
ed (µ
g/l)
Thal
lium
, Tot
al (µ
g/l)
Cya
nide
, Ava
ilabl
e (µ
g/l)
5 700 1,000 10,000 NS 70 6 6 10 10 5 5 100 100 7.5 7.5 2 2 100 100 50 50 2 2 2000.46 1.5 1,100 190 15 120 7.8 7.8 0.052 0.052 9.2 9.2 22,000 22,000 15 15 5.7 5.7 390 390 100 100 0.2 0.2 201.6 3.5 19,000 380 29 29 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS6.9 15 81,000 1,600 120 120 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.057 U -- 11.7 -- < 0.057 U -- 0.35 J+ -- 0.2 J+ -- -- -- 5.7 -- < 0.26 UJ -- < 0.052 U 4.9
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 11.5 -- < 0.089 U -- < 0.39 U -- < 0.04 U -- -- -- 12.3 -- < 0.21 UJ -- < 0.14 U 3.6
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.093 U -- 15.7 -- < 0.089 U -- < 0.39 U -- < 0.082 U -- -- -- 11.5 -- < 0.21 UJ -- < 0.14 U 7.1
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 15.9 -- < 0.089 U -- 2.3 -- < 0.051 U -- < 0.1 UJ -- 6.9 -- < 0.21 UJ -- < 0.14 U 4.8
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.095 U -- 12.5 -- < 0.089 U -- < 0.79 U -- 13 -- -- -- 3.9 -- < 0.42 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.63 U -- 11.1 -- < 0.5 U -- 0.83 J -- < 0.7 U -- -- -- 9.8 -- 0.78 J -- < 0.51 U 7 J+
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.73 J < 0.073 U 11.9 12.6 < 0.89 U < 0.089 U < 3.9 U 1.5 J+ < 0.4 U < 0.34 U -- -- 4.4 J 4.6 < 2.1 UJ < 0.3 UJ < 1.4 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 10.6 10.7 < 0.089 U < 0.089 U 0.53 J 0.61 J 0.51 J 6.7 -- -- 6.4 6.3 < 0.21 UJ 0.25 J < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 UJ < 0.073 U < 0.073 U 11 10.3 < 0.089 U < 0.089 U 0.69 J+ 0.67 J+ < 0.09 U 0.39 J+ -- -- 8.4 J 6.3 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U 4.7
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.14 U 9.8 9.7 < 0.089 U < 0.089 U < 0.39 U < 0.39 U < 0.92 U 1.9 -- -- 5.3 5.4 < 0.21 UJ < 0.21 UJ 0.26 J < 0.36 U 3.7
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.054 U -- 2.4 -- < 0.057 U -- < 0.24 U -- 0.093 J -- -- -- 3.6 -- < 0.26 UJ -- < 0.052 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 2.5 -- < 0.089 U -- < 0.39 U -- < 0.04 U -- -- -- 4.1 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 4.8 -- 0.17 J -- < 0.39 U -- < 0.15 U -- -- -- 5.1 -- 0.24 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 5.4 -- < 0.089 U -- < 0.39 U -- < 0.051 U -- < 0.1 UJ -- 5.1 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 3.3 -- < 0.089 U -- < 0.79 U -- < 0.23 U -- -- -- 4 -- < 0.42 UJ -- < 0.29 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 2.9 -- < 0.089 U -- < 0.39 U -- 0.094 J -- -- -- 4.2 -- < 0.21 UJ -- < 0.14 U 45 J+
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 5.9 6.3 < 0.089 U < 0.089 U 1.1 J+ 3.4 J+ < 0.94 U 1.9 -- -- 4.1 5.1 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U 0.12 J 3.4 6.1 < 0.089 U < 0.089 U < 0.39 U 8.8 0.29 J 21 -- -- 3.8 12 < 0.22 UJ 0.38 J < 0.14 U 0.18 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 UJ < 0.073 U < 0.073 U 2.2 2.5 < 0.089 U < 0.089 U 0.43 J < 0.39 U < 0.22 U 0.7 J -- -- 4.7 4 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.5 U < 0.073 U 2.7 2.8 < 0.089 U < 0.089 U < 0.39 U < 0.39 U < 0.06 U 6.2 -- -- 3.4 3.4 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 1.1 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.15 U -- 14.1 -- < 0.057 U -- 0.54 J+ -- 0.22 J+ -- -- -- 7.2 -- 0.95 J -- < 0.16 U 68 J
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.23 J+ -- 12.9 -- < 0.089 U -- 0.46 J -- < 0.66 U -- -- -- 6.5 -- 0.58 J -- < 0.14 U 71
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.35 U -- 16.4 -- < 0.089 U -- 0.49 J -- < 0.44 U -- -- -- 8 -- 0.65 J -- < 0.14 U 82
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.084 U -- 19.1 -- < 0.089 U -- 0.54 J -- < 0.25 U -- < 0.1 UJ -- 7 -- 0.85 J -- < 0.14 U 37
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.11 J+ -- 15.3 -- < 0.22 UJ -- 0.53 J -- 0.32 J -- -- -- 6.4 -- 0.57 J -- < 0.14 U 55
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.16 J -- 14.7 -- < 0.089 U -- 0.47 J -- 0.39 J -- -- -- 6.2 -- 0.85 J -- < 0.14 U 180 J+
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.36 U -- 17.7 -- < 0.44 U -- < 2 U -- < 0.86 U -- -- -- 5.7 -- < 1 UJ -- < 0.71 U 150
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.12 U < 0.087 U 12.2 17 < 0.089 U < 0.089 U < 3.9 U < 3.9 U < 0.4 U < 0.59 U -- -- 6 J 9.1 J < 2.1 UJ < 2.1 UJ < 1.4 U < 0.14 U 66
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.11 J 0.14 J 14.8 16.8 < 0.089 U < 0.089 U < 2 U < 2 U 0.33 J 2.8 J -- -- 7.4 8.4 < 1 UJ < 1 UJ < 0.71 U < 0.71 U 56
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.37 J 0.59 J 16 15.3 0.12 J 0.35 J 1.3 0.92 J+ < 0.2 U 1.4 -- -- 9.1 6.7 < 0.71 UJ 1.1 J < 0.71 U 0.52 J 98
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.13 U < 0.09 U 17.7 17.9 < 0.089 U < 0.089 U < 0.39 U 0.65 J < 0.29 U 10.1 -- -- 6.1 5.9 0.59 J 0.68 J < 0.14 U < 0.14 U 80
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 UJ < 0.073 U < 0.073 U 12.8 12.7 < 0.089 U < 0.089 U 1.7 0.49 J 3.2 1.4 -- -- 5.1 3.5 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 0.6 J 0.76 J < 0.089 U < 0.089 U < 0.39 U < 0.39 U < 0.1 U 4.5 J -- -- 0.22 J < 0.25 U < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 1.1 U
307 124 < 2.5 U 68.1 13.3 13.4 2.7 3.9 5.8 7 < 0.089 U 0.5 J 0.65 J+ 1.1 J+ < 0.66 U 10.5 -- -- 9.2 11.5 1.3 J 1.5 J < 0.14 U < 0.14 U 18
554 182 < 2.5 U 103 23.4 13.8 < 0.79 U 1.1 15.7 16.7 < 0.089 U < 0.2 U 0.55 J 0.78 J < 0.45 U 6.6 -- -- 11.4 11.9 1.2 J 1 J < 0.17 U 0.14 J 50
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.3 J -- 0.55 J -- < 0.089 U -- < 0.39 U -- 0.16 J -- -- -- 3.4 -- 0.61 J -- < 0.21 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.14 U -- 1.5 -- < 0.089 U -- < 0.39 U -- < 0.21 U -- < 0.1 U -- 2.4 -- 0.33 J -- < 0.14 U --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.42 U -- 5.4 -- < 0.32 U -- 8.8 -- 14.4 -- -- -- 10.9 -- 1.4 J -- < 0.17 U --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.16 J 0.16 J 2.8 0.7 J < 0.089 U < 0.089 U 0.48 J 0.66 J 0.31 J 0.39 J -- -- 3.2 1.8 1.5 J 1.9 J < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.14 J 0.14 J 0.33 J- 0.34 J- < 0.089 U < 0.089 U < 0.39 U < 0.39 U 0.87 J 1.4 -- -- 1.8 1.2 2 J 2 J < 0.14 U < 0.14 U < 2 U
DRAFT
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 11 of 18
Crawford Station Former MGP Remedial Investigation Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Unique Field ID Sample Location Sample Date
Shaded Groundwater SL: Underline Tap Water SL:
Italics Residential GW Vapor SL: Bold Industrial GW Vapor SL:
020414019 (N) MWO102 (N) 02/04/2014
042414035 MWO102 04/24/2014
071114084 MWO102 07/11/2014
101514017 MWO102 10/15/2014
012915034 MWO102 01/29/2015
041515034 MWO102 04/15/2015
071415018 MWO102 07/14/2015
102815032 (N) MWO102 (N) 10/28/2015
012916128 MWO102 01/29/2016
041216025 MWO102 04/12/2016
013114010 MWO103 01/31/2014
042514041 MWO103 04/25/2014
070914068 MWO103 07/09/2014
102014038 MWO103 10/20/2014
012715008 MWO103 01/27/2015
041515029 MWO103 04/15/2015
071515023 MWO103 07/15/2015
102715018 MWO103 10/27/2015
012816117 (N) MWO103 (N) 01/28/2016
041216013 MWO103 04/12/2016
013114008 MWO104 01/31/2014
042414033 MWO104 04/24/2014
071014074 MWO104 07/10/2014
102014040 MWO104 10/20/2014
012715011 MWO104 01/27/2015
041515025 MWO104 04/15/2015
071515025 MWO104 07/15/2015
102715021 MWO104 10/27/2015
012716106 MWO104 01/27/2016
041916058 (N) MWO104 (N) 04/19/2016
013014003 MWO106 01/30/2014
042514040 MWO106 04/25/2014
071114081 MWO106 07/11/2014
101414007 MWO106 10/14/2014
012915033 MWO106 01/29/2015
041615040 MWO106 04/16/2015
071515024 MWO106 07/15/2015
102815030 MWO106 10/28/2015
012916126 MWO106 01/29/2016
041216021 (N) MWO106 (N) 04/12/2016
071114078 MWQ102 07/11/2014
021315045 MWQ102 02/13/2015
041415015 MWQ102 04/14/2015
071415010 MWQ102 07/14/2015
012716108 MWQ102 01/27/2016
041516054 MWQ102 04/15/2016
Table 2: BTEX, Volatile Organic Compounds, Metal Results (Page 10-18)
BTEX BTEX BTEX BTEX VOC VOC Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Cyanide
Ben
zene
(µg/
l)
Eth
ylbe
nzen
e (µ
g/l)
Tolu
ene
(µg/
l)
Xyl
enes
, Tot
al (µ
g/l)
1,2,
4-Tr
imet
hylb
enze
ne (µ
g/l)
1,3,
5-Tr
imet
hylb
enze
ne (µ
g/l)
Ant
imon
y, D
isso
lved
(µg/
l)
Ant
imon
y, T
otal
(µg/
l)
Ars
enic
, Dis
solv
ed (µ
g/l)
Ars
enic
, Tot
al (µ
g/l)
Cad
miu
m, D
isso
lved
(µg/
l)
Cad
miu
m, T
otal
(µg/
l)
Chr
omiu
m, D
isso
lved
(µg/
l)
Chr
omiu
m, T
otal
(µg/
l)
Lead
, Dis
solv
ed (µ
g/l)
Lead
, Tot
al (µ
g/l)
Mer
cury
, Dis
solv
ed (µ
g/l)
Mer
cury
, Tot
al (µ
g/l)
Nic
kel,
Dis
solv
ed (µ
g/l)
Nic
kel,
Tota
l (µg
/l)
Sel
eniu
m, D
isso
lved
(µg/
l)
Sel
eniu
m, T
otal
(µg/
l)
Thal
lium
, Dis
solv
ed (µ
g/l)
Thal
lium
, Tot
al (µ
g/l)
Cya
nide
, Ava
ilabl
e (µ
g/l)
5 700 1,000 10,000 NS 70 6 6 10 10 5 5 100 100 7.5 7.5 2 2 100 100 50 50 2 2 2000.46 1.5 1,100 190 15 120 7.8 7.8 0.052 0.052 9.2 9.2 22,000 22,000 15 15 5.7 5.7 390 390 100 100 0.2 0.2 201.6 3.5 19,000 380 29 29 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS6.9 15 81,000 1,600 120 120 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS
DRAFT
6.1 < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.054 U -- 1.3 -- < 0.057 U -- 0.72 J -- 1.1 -- -- -- 0.92 J -- < 0.26 UJ -- < 0.082 U 2
2.2 < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.3 -- < 0.089 U -- 0.44 J -- 0.58 J -- -- -- 0.86 J -- < 0.21 UJ -- < 0.14 U 2.9
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.1 -- < 0.089 U -- < 0.39 U -- < 0.73 U -- -- -- 0.74 J -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.5 -- < 0.089 U -- < 0.39 U -- < 0.099 U -- -- -- 2.3 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 0.6 J- -- < 0.24 UJ -- < 0.39 U -- 0.89 J -- -- -- < 0.11 UJ -- < 0.21 UJ -- < 0.17 U 25 J+
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.3 -- < 0.089 U -- < 0.39 U -- 0.41 J -- -- -- 0.67 J -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.43 U -- 1.5 -- < 0.34 U -- 0.8 J -- 2.1 -- -- -- 1.2 -- < 0.49 UJ -- < 0.91 U < 2 U
3.2 < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.17 U 1.8 J+ 2.5 < 0.089 U < 0.45 U 0.62 J 8.7 5.1 J 18.5 -- -- < 0.79 U 4.4 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 3.4 3.5 < 0.089 U < 0.089 U < 0.39 U 0.45 J 0.54 J 0.46 J -- -- 2.3 2.2 < 0.22 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 2.2 1.7 < 0.089 U < 0.089 U < 0.39 U < 0.39 U 0.068 J 0.32 J -- -- 1.3 1.1 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.25 U -- < 1 U -- < 0.057 U -- 0.6 J -- < 0.2 U -- -- -- 4.4 -- 0.36 J -- < 0.07 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.34 J -- 4.2 -- < 0.089 U -- 5.9 -- 2.1 -- -- -- 15.5 -- 0.22 J -- < 0.17 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.09 U -- 1.7 -- < 0.089 U -- 0.47 J -- < 0.42 U -- -- -- 12.9 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.36 U -- 2 J -- < 0.44 U -- < 2 U -- 0.54 J -- -- -- 20.4 -- < 1 UJ -- < 0.71 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.1 U -- 1.2 -- < 0.093 U -- 1 -- < 0.44 U -- -- -- 14 -- < 0.21 UJ -- < 0.18 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.5 -- < 0.089 U -- 0.47 J -- 0.16 J -- -- -- 6 -- 0.32 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.9 -- 0.13 J -- 1.1 -- 4.6 -- -- -- 13.3 -- < 0.21 UJ -- < 0.15 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U < 0.83 U < 0.88 U < 0.089 U < 0.089 U 1.1 J+ 1.2 J+ 1.3 J+ 2.8 -- -- 2.7 2.9 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 UJ < 0.5 U < 0.5 U 0.083 J 0.074 J 1.1 1.1 0.14 J 0.16 J 0.42 J 0.56 J 0.54 J 1.1 -- -- 17.8 19.7 < 0.24 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.1 J 0.083 J 1.6 1 < 0.089 U < 0.089 U 0.45 J 0.65 J 0.082 J 0.94 J -- -- 5.1 5.6 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.38 U -- < 0.85 U -- < 0.2 U -- < 0.24 U -- < 0.16 U -- -- -- 6.7 -- < 0.26 UJ -- < 0.16 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.38 J -- 1.1 -- 0.21 J -- < 0.39 U -- 10.8 -- -- -- 6.5 -- 0.29 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.44 J -- 1.1 -- 0.21 J -- < 0.39 U -- 1.2 -- -- -- 5 -- 0.33 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.23 J -- 1.7 J -- < 0.18 U -- < 0.79 U -- 0.22 J -- -- -- 6.2 -- < 0.42 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.24 U -- 0.62 J -- < 0.12 U -- < 0.79 U -- < 0.46 U -- -- -- 5.5 -- < 0.42 UJ -- < 0.15 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.24 J -- 1.1 -- 0.11 J -- < 0.39 U -- 0.15 J -- -- -- 5.8 -- 0.31 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.19 U -- 1.4 -- < 0.1 U -- 0.39 J -- < 0.59 U -- -- -- 7.4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.23 U < 0.21 U 1.3 J+ 1.8 < 0.089 U < 0.089 U 1.2 J+ 2.1 J+ 1.3 J+ 5.2 -- -- 6.4 6.6 < 0.21 UJ < 0.21 UJ < 0.24 U < 0.26 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.23 J 0.21 J 0.63 J 0.55 J 0.14 J 0.15 J < 0.39 U 0.48 J 0.33 J 1.3 -- -- 4.9 5.2 < 0.23 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.32 J 0.36 J 1.4 1 0.13 J 0.13 J < 0.39 U 0.76 J 2.5 J 0.58 J -- -- 8 8.2 0.24 J- 0.31 J < 0.14 U 0.24 J < 2 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.22 U -- < 0.67 U -- < 0.057 U -- < 0.24 U -- < 0.095 U -- -- -- 4.3 -- < 0.26 UJ -- < 0.088 U < 2 U
0.56 J < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.087 J -- 2.8 -- < 0.089 U -- 0.98 J -- < 0.68 U -- -- -- 5.5 -- < 0.21 UJ -- < 0.18 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.26 J -- 2.3 -- 0.15 J -- < 0.39 U -- < 0.39 U -- -- -- 5.1 -- 0.24 J -- 0.33 J 18
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 3.3 -- < 0.089 U -- < 0.39 U -- 0.092 J- -- < 0.1 U -- 4.5 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 2.8 -- < 0.24 UJ -- < 0.39 U -- < 0.087 UJ -- -- -- 2.4 -- < 0.21 UJ -- < 0.14 U 38 J+
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.33 J -- 1.7 -- 0.28 J -- < 0.39 U -- 0.36 J -- -- -- 3 -- 0.54 J -- 0.45 J 4.7 J+
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 2.6 -- < 0.089 U -- < 0.39 U -- < 0.11 U -- -- -- 3.3 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.075 U < 0.073 U 10.2 11.8 < 0.089 U < 0.089 U < 0.39 U < 0.39 U < 0.45 U < 0.86 U -- -- 3.1 2.8 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 1.4 2.4 < 0.089 U < 0.089 U 0.67 J < 0.39 U 0.28 J 0.39 J -- -- 2.7 2.4 < 0.22 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 7 8.1 < 0.089 U < 0.089 U < 0.39 U < 0.39 U 0.12 J 0.59 J -- -- 2.2 2 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.17 J -- 1.1 -- < 0.089 U -- 1.3 -- 15.2 -- -- -- 3.7 -- < 0.21 UJ -- < 0.14 U --
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.11 J -- 0.72 J -- 0.089 J -- 1.3 -- 5.4 -- -- -- 10.7 -- < 0.21 UJ -- < 0.14 U --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.63 J -- 3.8 -- 1.5 -- 16.2 -- 98.8 -- -- -- 210 -- 1.2 J -- 0.32 J --
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 12 of 18
Crawford Station Former MGP Remedial Investigation Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Unique Field ID Sample Location Sample Date
Shaded Groundwater SL: Underline Tap Water SL:
Italics Residential GW Vapor SL: Bold Industrial GW Vapor SL:
042314014 MWQ104 04/23/2014
071114080 MWQ104 07/11/2014
101414006 MWQ104 10/14/2014
021315042 MWQ104 02/13/2015
041415009 MWQ104 04/14/2015
071415006 MWQ104 07/14/2015
102615002 MWQ104 10/26/2015
012616102 MWQ104 01/26/2016
041116003 MWQ104 04/11/2016
041516057 MWV101 04/15/2016
070716025 MWV101 07/07/2016
020414022 PA101 02/04/2014
042314020 PA101 04/23/2014
070914066 PA101 07/09/2014
101614023 PA101 10/16/2014
012715018 PA101 01/27/2015
041515031 PA101 04/15/2015
102715014 PA101 10/27/2015
020116141 PA101 02/01/2016
041316040 PA101 04/13/2016
070716015 PA101 07/07/2016
020414023 PA102 02/04/2014
042314021 PA102 04/23/2014
070914065 PA102 07/09/2014
101614027 PA102 10/16/2014
012715010 PA102 01/27/2015
041515026 PA102 04/15/2015
102715007 PA102 10/27/2015
020116143 PA102 02/01/2016
041316037 PA102 04/13/2016
070716013 PA102 07/07/2016
020414025 PA103 02/04/2014
042314022 PA103 04/23/2014
070914059 PA103 07/09/2014
012715006 (N) PA103 (N) 01/27/2015
041515021 PA103 04/15/2015
102715009 (N) PA103 (N) 10/27/2015
020514031 PB101 02/05/2014
042314013 PB101 04/23/2014
070914060 PB101 07/09/2014
101614029 PB101 10/16/2014
012815022 PB101 01/28/2015
041515035 PB101 04/15/2015
071315004 PB101 07/13/2015
102715015 PB101 10/27/2015
020116138 PB101 02/01/2016
041316033 PB101 04/13/2016
070716018 PB101 07/07/2016
Table 2: BTEX, Volatile Organic Compounds, Metal Results (Page 10-18)
BTEX BTEX BTEX BTEX VOC VOC Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Cyanide
Ben
zene
(µg/
l)
Eth
ylbe
nzen
e (µ
g/l)
Tolu
ene
(µg/
l)
Xyl
enes
, Tot
al (µ
g/l)
1,2,
4-Tr
imet
hylb
enze
ne (µ
g/l)
1,3,
5-Tr
imet
hylb
enze
ne (µ
g/l)
Ant
imon
y, D
isso
lved
(µg/
l)
Ant
imon
y, T
otal
(µg/
l)
Ars
enic
, Dis
solv
ed (µ
g/l)
Ars
enic
, Tot
al (µ
g/l)
Cad
miu
m, D
isso
lved
(µg/
l)
Cad
miu
m, T
otal
(µg/
l)
Chr
omiu
m, D
isso
lved
(µg/
l)
Chr
omiu
m, T
otal
(µg/
l)
Lead
, Dis
solv
ed (µ
g/l)
Lead
, Tot
al (µ
g/l)
Mer
cury
, Dis
solv
ed (µ
g/l)
Mer
cury
, Tot
al (µ
g/l)
Nic
kel,
Dis
solv
ed (µ
g/l)
Nic
kel,
Tota
l (µg
/l)
Sel
eniu
m, D
isso
lved
(µg/
l)
Sel
eniu
m, T
otal
(µg/
l)
Thal
lium
, Dis
solv
ed (µ
g/l)
Thal
lium
, Tot
al (µ
g/l)
Cya
nide
, Ava
ilabl
e (µ
g/l)
5 700 1,000 10,000 NS 70 6 6 10 10 5 5 100 100 7.5 7.5 2 2 100 100 50 50 2 2 2000.46 1.5 1,100 190 15 120 7.8 7.8 0.052 0.052 9.2 9.2 22,000 22,000 15 15 5.7 5.7 390 390 100 100 0.2 0.2 201.6 3.5 19,000 380 29 29 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS6.9 15 81,000 1,600 120 120 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS
DRAFT
0.66 J < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.35 J -- 1.7 -- 0.2 J -- 0.86 J -- 1.7 -- < 0.1 UJ -- 6.7 -- 0.29 J -- < 0.51 U --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.078 J -- < 0.51 U -- < 0.089 U -- 0.56 J -- 1.8 -- -- -- 3.7 -- < 0.21 UJ -- < 0.14 U --
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.3 J -- 2.9 -- 0.14 J -- 5.4 -- 7.3 -- -- -- 7.7 -- 0.51 J -- 0.18 J --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.41 U < 0.55 U < 0.98 U 1.1 J+ < 0.14 U < 0.26 U 0.67 J 0.81 J < 0.55 U < 0.85 U -- -- 2.9 2.6 < 0.21 UJ < 0.48 UJ < 0.44 U < 0.66 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.18 J 0.2 J 0.47 J 0.51 J < 0.089 U < 0.089 U < 0.39 U 1.3 0.29 J 1.1 -- -- 3 3.7 < 0.22 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.22 J 0.2 J 1.1 0.83 J < 0.089 U < 0.089 U 0.59 J 0.51 J < 0.29 U 9.5 -- -- 3.1 2 0.31 J 0.28 J 0.25 J 0.25 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.054 U -- 8.2 -- < 0.057 U -- 0.79 J -- 0.45 J -- -- -- 2.1 -- < 0.26 UJ -- < 0.052 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 8.3 -- < 0.089 U -- < 0.39 U -- < 0.35 U -- -- -- 0.9 J -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 5.7 -- < 0.089 U -- < 0.39 U -- 0.59 J -- -- -- 1.1 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 7.7 -- < 0.089 U -- 1.2 -- < 0.21 U -- < 0.1 UJ -- 0.85 J -- < 0.21 UJ -- < 0.14 U 20
0.5 R 0.5 R 0.5 R 1.5 R 0.5 R 0.5 R -- < 0.19 U -- 12.2 -- < 0.089 U -- 1.6 -- 49.3 -- -- -- 2 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.4 U -- 7.5 -- < 0.089 U -- 4.5 -- 8 -- -- -- 3.3 -- 0.53 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.78 U < 0.64 U 12.8 8.4 < 0.44 U < 0.089 U < 2.9 U 1.2 J+ 11.4 1.8 J+ -- -- 6.3 4 < 1 UJ < 0.21 UJ < 0.71 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 9.1 10 < 0.089 U < 0.089 U < 0.39 U 1.1 0.46 J 11.2 -- -- 0.55 J 2 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.11 J 0.08 J 0.36 J 0.4 J < 0.089 U < 0.089 U 0.4 J < 0.39 U < 0.56 U 0.8 J -- -- 4.5 1.9 < 0.21 UJ < 0.21 UJ < 0.2 U < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 1.7 < 0.073 U 8.6 7.8 1.6 < 0.089 U 1.5 < 0.39 U 1.9 6.6 -- -- 2.1 < 0.78 U 1.8 J < 0.21 UJ 1.8 < 0.14 U 1.6 J
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.49 U -- < 0.55 U -- < 0.057 U -- < 0.24 U -- 0.17 J -- -- -- 3.9 -- < 0.26 UJ -- < 0.13 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.31 J -- < 0.38 U -- < 0.089 U -- < 0.39 U -- < 0.075 U -- -- -- 3.1 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.22 J -- 0.58 J -- < 0.089 U -- < 0.39 U -- 0.68 J -- -- -- 4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.076 U -- < 0.37 U -- < 0.089 U -- < 0.39 U -- < 0.53 U -- < 0.1 UJ -- 4.4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.13 U -- < 0.26 U -- < 0.089 U -- < 0.39 U -- 3.1 -- -- -- 2.1 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.1 J -- 0.46 J -- < 0.089 U -- < 0.39 U -- 0.62 J -- -- -- 1.8 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.12 U < 0.097 U < 0.57 U < 0.58 U < 0.089 U < 0.089 U 1.2 J+ 2.2 J+ < 0.24 U < 0.33 U -- -- 3.9 4.3 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.14 J 0.099 J 0.25 J 0.16 J < 0.089 U < 0.089 U < 0.39 U 0.42 J 0.23 J 2.5 -- -- 1.1 1.7 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 UJ < 0.073 U < 0.073 U 8 9.5 < 0.089 U < 0.089 U 0.79 J 0.85 J < 0.17 U 1.3 -- -- 2.1 0.67 J < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 0.39 J 0.3 J < 0.089 U < 0.089 U < 0.39 U < 0.39 U < 0.62 U 5.4 -- -- 2.1 2.5 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 1.1 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.31 U -- 1 -- < 0.057 U -- 0.57 J -- 0.38 J -- -- -- 7.3 -- < 0.26 UJ -- < 0.15 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.18 J -- < 0.52 U -- < 0.089 U -- 1.3 -- < 0.13 U -- -- -- 5 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.18 U -- 0.8 J -- < 0.089 U -- 1 -- < 0.48 U -- -- -- 7 -- < 0.21 UJ -- < 0.19 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.23 U -- 0.39 J -- < 0.089 U -- < 0.79 U -- < 0.46 U -- -- -- 5.6 -- < 0.42 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.17 J -- 0.74 J -- < 0.089 U -- 0.45 J -- 0.35 J -- -- -- 4.3 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.25 U < 0.16 U < 0.71 U 1 J+ < 0.089 U < 0.089 U 2 J+ 1.9 J+ < 0.04 U < 0.51 U -- -- 4.2 5 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.57 U -- < 0.79 U -- < 0.057 U -- 0.3 J -- 0.13 J -- -- -- 12 -- < 0.26 UJ -- < 0.17 U 56 J
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.3 J -- 1.3 -- < 0.089 U -- 2.9 -- 2.1 -- -- -- 10.7 -- < 0.21 UJ -- < 0.17 U 33
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.16 J -- 1.2 -- < 0.089 U -- 1.5 -- 0.78 J -- -- -- 7.3 -- 0.35 J -- < 0.14 U 42
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.2 U -- < 0.84 U -- < 0.089 U -- 1.9 -- 1.3 -- < 0.1 UJ -- 8 -- 0.32 J -- < 0.14 U 6.7
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.68 J -- 1.8 J -- < 0.23 UJ -- 6.2 -- 6.5 -- -- -- 11 -- < 0.42 UJ -- < 0.29 U 5.6
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.096 J -- 1.2 -- < 0.089 U -- 1.1 -- 1.3 -- -- -- 5.9 -- 0.21 J -- < 0.14 U 45 J+
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.3 -- < 0.089 U -- 0.8 J -- 1 -- -- -- 5.4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.13 U < 0.12 U 1.4 1.6 J+ < 0.089 U < 0.089 U 1.1 J+ 2.5 J+ 1.5 J+ 3.3 -- -- 4.9 4.9 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.11 J 0.085 J 0.56 J 0.73 J < 0.089 U < 0.089 U < 0.39 U 1.3 3.2 4.9 -- -- 4.2 4.6 0.25 J- 0.29 J 0.15 J 0.18 J 6.8
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 0.26 J 0.8 J < 0.089 U < 0.089 U < 0.39 U 1.4 < 0.18 U 2.4 -- -- 1.5 4.9 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U 10
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 1.4 1.7 < 0.089 U < 0.089 U < 0.39 U 0.81 J 11.6 15.6 -- -- 3.6 4.1 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U 12
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 13 of 18
Crawford Station Former MGP Remedial Investigation Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Unique Field ID Sample Location Sample Date
Shaded Groundwater SL: Underline Tap Water SL:
Italics Residential GW Vapor SL: Bold Industrial GW Vapor SL:
020514028 (N) PB102 (N) 02/05/2014
042314016 PB102 04/23/2014
070914067 PB102 07/09/2014
101714031 PB102 10/17/2014
012815020 PB102 01/28/2015
041415018 PB102 04/14/2015
071315003 PB102 07/13/2015
102815024 PB102 10/28/2015
020116137 PB102 02/01/2016
041316043 PB102 04/13/2016
070716011 PB102 07/07/2016
041316042 PB103 04/13/2016
070716021 PB103 07/07/2016
041316038 PB104 04/13/2016
070716024 PB104 07/07/2016
041416046 PC101 04/14/2016
070616004 PC101 07/06/2016
041416050 PC103 04/14/2016
070616002 PC103 07/06/2016
041416051 PC103S 04/14/2016
070616001 PC103S 07/06/2016
020614034 PCO-MW004 02/06/2014
042414025 PCO-MW004 04/24/2014
071114085 PCO-MW004 07/11/2014
101414009 PCO-MW004 10/14/2014
012715014 (N) PCO-MW004 (N) 01/27/2015
041415019 PCO-MW004 04/14/2015
071515030 PCO-MW004 07/15/2015
102715022 PCO-MW004 10/27/2015
012816120 PCO-MW004 01/28/2016
041216012 PCO-MW004 04/12/2016
020614035 PCO-MW005 02/06/2014
042414027 PCO-MW005 04/24/2014
070714048 PCO-MW005 07/07/2014
101514012 PCO-MW005 10/15/2014
012715017 PCO-MW005 01/27/2015
041515030 PCO-MW005 04/15/2015
071515032 PCO-MW005 07/15/2015
102815025 PCO-MW005 10/28/2015
012816121 PCO-MW005 01/28/2016
041216015 PCO-MW005 04/12/2016
Table 2: BTEX, Volatile Organic Compounds, Metal Results (Page 10-18)
BTEX BTEX BTEX BTEX VOC VOC Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Cyanide
Ben
zene
(µg/
l)
Eth
ylbe
nzen
e (µ
g/l)
Tolu
ene
(µg/
l)
Xyl
enes
, Tot
al (µ
g/l)
1,2,
4-Tr
imet
hylb
enze
ne (µ
g/l)
1,3,
5-Tr
imet
hylb
enze
ne (µ
g/l)
Ant
imon
y, D
isso
lved
(µg/
l)
Ant
imon
y, T
otal
(µg/
l)
Ars
enic
, Dis
solv
ed (µ
g/l)
Ars
enic
, Tot
al (µ
g/l)
Cad
miu
m, D
isso
lved
(µg/
l)
Cad
miu
m, T
otal
(µg/
l)
Chr
omiu
m, D
isso
lved
(µg/
l)
Chr
omiu
m, T
otal
(µg/
l)
Lead
, Dis
solv
ed (µ
g/l)
Lead
, Tot
al (µ
g/l)
Mer
cury
, Dis
solv
ed (µ
g/l)
Mer
cury
, Tot
al (µ
g/l)
Nic
kel,
Dis
solv
ed (µ
g/l)
Nic
kel,
Tota
l (µg
/l)
Sel
eniu
m, D
isso
lved
(µg/
l)
Sel
eniu
m, T
otal
(µg/
l)
Thal
lium
, Dis
solv
ed (µ
g/l)
Thal
lium
, Tot
al (µ
g/l)
Cya
nide
, Ava
ilabl
e (µ
g/l)
5 700 1,000 10,000 NS 70 6 6 10 10 5 5 100 100 7.5 7.5 2 2 100 100 50 50 2 2 2000.46 1.5 1,100 190 15 120 7.8 7.8 0.052 0.052 9.2 9.2 22,000 22,000 15 15 5.7 5.7 390 390 100 100 0.2 0.2 201.6 3.5 19,000 380 29 29 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS6.9 15 81,000 1,600 120 120 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS
DRAFT
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.054 U -- 6.3 -- < 0.057 U -- 0.41 J -- 0.14 J -- -- -- 2.3 -- < 0.26 UJ -- < 0.052 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 6.5 -- < 0.089 U -- < 0.39 U -- < 0.04 U -- -- -- 1.6 -- < 0.21 UJ -- < 0.14 U 2.5
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 10.4 -- < 0.089 U -- < 0.39 U -- < 0.46 U -- -- -- 1.6 -- < 0.21 UJ -- < 0.14 U 2.4
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 9.5 -- < 0.089 U -- 0.43 J -- 0.052 J -- -- -- 1.6 -- 0.21 J -- < 0.22 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.099 J -- 12.6 -- < 0.089 UJ -- 0.53 J -- 0.29 J- -- -- -- 1.6 J- -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 12.5 -- < 0.089 U -- 0.41 J -- 0.049 J -- -- -- 1.6 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 8 -- < 0.089 U -- 0.44 J -- 1.2 -- -- -- 1.2 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 9 9.2 < 0.089 U < 0.089 U 0.95 J 0.69 J < 0.46 U < 0.53 U -- -- 1.1 J+ 1.2 J+ < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 2.9 4 < 0.089 U < 0.089 U < 0.39 U 0.57 J 0.62 J 2.5 -- -- 0.94 J 1.1 < 0.21 UJ 0.37 J < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 UJ < 0.073 U < 0.073 U 8.5 10.2 < 0.089 U < 0.089 U 0.62 J 0.73 J < 0.66 U 5.8 -- -- 1.3 1.3 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.17 U < 0.17 U 6.5 7.3 0.12 J < 0.13 U < 0.39 U 0.5 J < 0.27 U 2.2 -- -- 1 1 0.34 J 0.34 J 0.49 J < 0.52 U < 1.1 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 UJ < 0.073 U < 0.073 U 0.31 J 0.48 J < 0.089 U < 0.089 U 0.72 J 0.65 J < 0.5 U 1.6 -- -- 0.84 J 0.9 J < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 13.5 13.4 < 0.089 U < 0.089 U < 0.39 U < 0.39 U < 0.79 U 3 -- -- 7.2 7.7 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U 1.3 J
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 UJ < 0.073 U < 0.073 U 0.86 J 1.9 < 0.089 U < 0.089 U 0.56 J < 0.39 U 5.8 9.5 -- -- 2 0.67 J < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.099 U 1.7 7.2 < 0.089 U < 0.089 U < 0.39 U 3.4 < 0.4 U 6.7 -- -- 0.52 J 5.1 < 0.21 UJ 0.31 J < 0.14 U < 0.14 U < 1.1 U
1 < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 1.1 1 J 1.7 1.5 < 0.089 U < 0.089 U 0.4 J+ < 0.39 U 3 3.9 -- -- 2.6 2.5 < 0.35 UJ 0.4 J < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.16 U < 0.1 U 2 2.4 < 0.089 U < 0.089 U 0.4 J < 0.39 U < 0.21 U < 0.51 U -- -- 2.3 2.3 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 1.1 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.7 J 0.99 J 2.4 2.8 < 0.089 U < 0.089 U < 0.39 U 2.3 J+ < 0.59 U 2.5 -- -- 6.8 8.5 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.46 U < 0.84 U 1.9 2.6 < 0.21 U < 0.45 U 0.42 J 2.5 < 0.28 U 1.9 -- -- 3 4.5 0.54 J 0.89 J < 0.59 U 0.78 J < 1.1 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.16 J < 0.073 U < 0.72 U 0.91 J < 0.089 U < 0.089 U 0.4 J+ 0.85 J+ < 0.33 U 0.42 J+ -- -- 0.65 J 0.79 J < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.27 U < 0.073 U 1.2 1.3 < 0.17 U < 0.089 U 0.58 J 0.7 J < 0.21 U < 0.54 U -- -- 1.3 1.6 0.27 J < 0.21 UJ < 0.49 U < 0.14 U 3.5
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- 0.39 J -- 2 -- 0.14 J -- 0.56 J -- 0.56 J -- -- -- 4.2 -- 0.47 J -- < 0.66 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.3 J -- 1.6 -- 0.15 J -- 0.49 J -- 0.41 J -- -- -- 3.5 -- 0.5 J -- < 1 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 4.6 -- < 0.089 U -- < 0.39 U -- < 0.077 U -- -- -- 4.4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.094 J -- 1.7 -- < 0.089 U -- 8.8 -- 0.078 J -- < 0.1 U -- 3.7 -- < 0.21 UJ -- < 0.3 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- < 0.073 U -- < 0.089 U -- < 0.39 U -- < 0.21 U -- -- -- 2.7 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.4 -- < 0.089 U -- < 0.39 U -- 0.05 J -- -- -- 2.9 -- 0.22 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.096 U -- 1.4 -- < 0.089 U -- < 0.39 U -- < 0.33 U -- -- -- 3.1 -- < 0.21 UJ -- < 0.42 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.083 U < 0.093 U 1.1 J+ 1.6 J+ < 0.089 U < 0.089 U 1.1 J+ 1.4 J+ < 0.38 U 1.4 J+ -- -- 3.3 3.8 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 UJ < 0.5 U < 0.5 U 0.083 J < 0.073 U 0.86 J 1.4 < 0.089 U < 0.089 U < 0.39 U 0.42 J 0.76 J 0.82 J -- -- 3 3.2 < 0.24 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.21 J 0.098 J 1.1 J- 0.81 J < 0.089 U < 0.089 U < 0.39 U 0.91 J 1.2 38.6 -- -- 3.7 3.9 0.42 J- 0.43 J 0.28 J 0.23 J < 2 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- 0.26 J -- 1.5 -- 0.17 J -- 0.4 J -- 0.4 J -- -- -- 3.7 -- 0.36 J -- < 0.93 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.11 J -- 1.7 -- < 0.089 U -- 0.67 J -- 0.46 J -- -- -- 3.2 -- < 0.21 UJ -- < 0.22 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 0.79 J -- < 0.089 U -- < 0.39 U -- 0.076 J -- -- -- 2.9 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.26 U -- < 0.69 U -- < 0.19 U -- < 0.39 U -- < 0.26 U -- -- -- 3.1 -- 0.31 J -- < 0.69 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- < 0.98 U -- < 0.089 U -- < 0.39 U -- < 0.21 U -- -- -- 2.2 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.2 -- < 0.089 U -- < 0.39 U -- 1 J -- -- -- 2.4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.2 -- < 0.089 U -- < 0.39 U -- < 0.93 U -- -- -- 2.3 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.16 U < 0.57 U < 0.95 U 1.6 < 0.089 U < 0.47 U < 0.39 U 0.93 J < 0.42 U 1.2 -- -- 2.2 3.1 < 0.21 UJ < 0.85 UJ < 0.19 U < 0.99 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 UJ < 0.5 U < 0.5 U < 0.073 U 0.074 J 0.68 J 1 < 0.089 U < 0.089 U < 0.39 U 0.42 J 0.56 J 0.65 J -- -- 1.7 2.5 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 0.97 J- 0.67 J < 0.089 U < 0.089 U < 0.39 U < 0.39 U 0.21 J 1.4 -- -- 3 1.8 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 14 of 18
Crawford Station Former MGP Remedial Investigation Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Unique Field ID Sample Location Sample Date
Shaded Groundwater SL: Underline Tap Water SL:
Italics Residential GW Vapor SL: Bold Industrial GW Vapor SL:
020514032 PCO-MW006 02/05/2014
042414029 PCO-MW006 04/24/2014
070714047 PCO-MW006 07/07/2014
101714034 PCO-MW006 10/17/2014
012815021 PCO-MW006 01/28/2015
041615039 PCO-MW006 04/16/2015
071515033 PCO-MW006 07/15/2015
102815029 PCO-MW006 10/28/2015
012816116 PCO-MW006 01/28/2016
041216019 PCO-MW006 04/12/2016
042414026 PCO-MW015 04/24/2014
071014076 PCO-MW015 07/10/2014
101714035 PCO-MW015 10/17/2014
012815026 PCO-MW015 01/28/2015
041415016 (N) PCO-MW015 (N) 04/14/2015
071515031 PCO-MW015 07/15/2015
102815028 PCO-MW015 10/28/2015
012816114 PCO-MW015 01/28/2016
041216023 PCO-MW015 04/12/2016
042514043 PCO-MW018 04/25/2014
071114086 (N) PCO-MW018 (N) 07/11/2014
101614022 PCO-MW018 10/16/2014
012915036 PCO-MW018 01/29/2015
041615043 PCO-MW018 04/16/2015
071515034 PCO-MW018 07/15/2015
102615005 PCO-MW018 10/26/2015
012916125 PCO-MW018 01/29/2016
041216024 PCO-MW018 04/12/2016
041316032 PE101 04/13/2016
070616007/070616008 PE101 (N) 07/06/2016
041316034 PE102 04/13/2016
070616009 PE102 07/06/2016
020314014 PK101 02/03/2014
042114001 PK101 04/21/2014
070714046 PK101 07/07/2014
101514015 PK101 10/15/2014
012615001 PK101 01/26/2015
041315005 PK101 04/13/2015
071415009 PK101 07/14/2015
102615003 PK101 10/26/2015
012916132 (N) PK101 (N) 01/29/2016
041116008 PK101 04/11/2016
Table 2: BTEX, Volatile Organic Compounds, Metal Results (Page 10-18)
BTEX BTEX BTEX BTEX VOC VOC Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Cyanide
Ben
zene
(µg/
l)
Eth
ylbe
nzen
e (µ
g/l)
Tolu
ene
(µg/
l)
Xyl
enes
, Tot
al (µ
g/l)
1,2,
4-Tr
imet
hylb
enze
ne (µ
g/l)
1,3,
5-Tr
imet
hylb
enze
ne (µ
g/l)
Ant
imon
y, D
isso
lved
(µg/
l)
Ant
imon
y, T
otal
(µg/
l)
Ars
enic
, Dis
solv
ed (µ
g/l)
Ars
enic
, Tot
al (µ
g/l)
Cad
miu
m, D
isso
lved
(µg/
l)
Cad
miu
m, T
otal
(µg/
l)
Chr
omiu
m, D
isso
lved
(µg/
l)
Chr
omiu
m, T
otal
(µg/
l)
Lead
, Dis
solv
ed (µ
g/l)
Lead
, Tot
al (µ
g/l)
Mer
cury
, Dis
solv
ed (µ
g/l)
Mer
cury
, Tot
al (µ
g/l)
Nic
kel,
Dis
solv
ed (µ
g/l)
Nic
kel,
Tota
l (µg
/l)
Sel
eniu
m, D
isso
lved
(µg/
l)
Sel
eniu
m, T
otal
(µg/
l)
Thal
lium
, Dis
solv
ed (µ
g/l)
Thal
lium
, Tot
al (µ
g/l)
Cya
nide
, Ava
ilabl
e (µ
g/l)
5 700 1,000 10,000 NS 70 6 6 10 10 5 5 100 100 7.5 7.5 2 2 100 100 50 50 2 2 2000.46 1.5 1,100 190 15 120 7.8 7.8 0.052 0.052 9.2 9.2 22,000 22,000 15 15 5.7 5.7 390 390 100 100 0.2 0.2 201.6 3.5 19,000 380 29 29 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS6.9 15 81,000 1,600 120 120 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS
DRAFT
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.15 U -- 1.4 -- < 0.057 U -- 0.42 J -- 0.44 J -- -- -- 2.8 -- < 0.26 UJ -- < 0.13 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.16 J -- 2.6 -- 0.11 J -- < 0.39 U -- 0.16 J -- -- -- 2 -- < 0.21 UJ -- < 0.8 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.1 J -- 2.6 -- < 0.089 U -- < 0.39 U -- 0.11 J- -- -- -- 1.6 -- < 0.21 UJ -- < 0.86 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 3 -- < 0.089 U -- < 0.39 U -- 0.13 J -- -- -- 1.6 -- 0.23 J -- < 0.4 U 2
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 2 -- < 0.22 UJ -- < 0.39 U -- < 0.11 UJ -- -- -- 0.89 J- -- < 0.21 UJ -- < 0.14 U 3.7
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.23 J -- 2.2 -- 0.19 J -- < 0.39 U -- 0.21 J -- -- -- 1.7 -- 0.22 J -- 0.5 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.7 -- < 0.089 U -- < 0.39 U -- < 0.26 U -- -- -- 1.4 -- < 0.21 UJ -- < 0.23 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.12 U < 0.087 U 1.6 J+ 1.7 J+ < 0.089 U < 0.089 U 0.54 J 0.5 J < 0.23 U < 0.089 U -- -- 1.5 J+ 1.5 J+ < 0.21 UJ < 0.21 UJ < 0.25 U < 0.23 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 UJ < 0.5 U < 0.5 U 0.11 J 0.13 J 1.9 2.2 < 0.089 U < 0.089 U < 0.39 U 0.54 J 1.3 1.8 -- -- 1.3 1.5 < 0.23 UJ < 0.21 UJ 0.29 J 0.36 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 1.4 1.3 < 0.089 U < 0.089 U 0.48 J < 0.39 U 0.85 J 23.7 -- -- 1.1 1.1 < 0.21 UJ < 0.21 UJ < 0.14 U 0.23 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.37 J -- 1.2 -- 0.35 J -- < 0.39 U -- 0.076 J -- -- -- 10.3 -- < 0.21 UJ -- < 0.29 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.19 J -- 1.2 -- 0.14 J -- < 0.39 U -- 1.4 -- -- -- 8.7 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.42 J -- 1 -- 0.41 J -- 0.66 J -- 0.7 J -- -- -- 8.7 -- < 0.21 UJ -- < 0.5 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.43 J -- 0.75 J- -- 0.45 J- -- 0.49 J -- 0.093 J- -- -- -- 9.8 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.15 J -- 1 -- 0.21 J -- 0.48 J -- 0.061 J -- -- -- 6.6 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 1.8 -- 1.5 -- 1.2 -- 1.8 -- < 0.34 U -- -- -- 211 -- < 0.21 UJ -- < 0.14 U 1.6 J
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 1.8 J+ 1.9 1.6 J+ 1.9 1.5 J+ 1.9 1.8 2.1 < 0.38 U < 0.62 U -- -- 170 185 < 0.36 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 UJ < 0.5 U < 0.5 U 0.3 J 0.31 J 0.65 J 0.8 J 0.57 J 0.61 J 0.7 J 0.51 J 0.086 J 0.57 J -- -- 20.4 22.3 < 0.21 UJ < 0.21 UJ 0.26 J 0.26 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.93 J 0.8 J 0.95 J- 0.57 J 0.64 J 0.58 J 1 1 2.8 8 -- -- 65.8 63.7 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.73 U -- 2.2 -- 0.42 J -- < 0.39 U -- < 0.4 U -- -- -- 6.6 -- < 0.21 UJ -- < 1.4 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.36 U -- 5.3 -- < 0.44 U -- < 2 U -- 0.44 J -- -- -- 4.3 J -- < 1 UJ -- < 0.71 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.81 U -- 1 -- < 0.18 U -- 0.45 J -- < 0.19 U -- < 0.1 U -- 9.3 -- 1.2 J -- < 0.38 U 12
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.45 J -- 0.49 J- -- < 0.21 UJ -- < 0.39 U -- 1.8 -- -- -- 1.9 -- 0.65 J -- < 0.14 U 42 J+
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.37 J -- 1.1 -- < 0.089 U -- < 0.39 U -- 0.68 J -- -- -- 2.4 -- 0.99 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.44 U -- 1.3 -- < 0.089 U -- < 0.39 U -- < 0.091 U -- -- -- 3.6 -- 0.41 J -- < 0.23 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.36 U < 0.34 U < 0.76 U 1 J+ < 0.16 U < 0.14 U 1.2 J+ 1.1 J+ < 0.17 U < 0.44 U -- -- 6.1 5.3 < 0.27 UJ < 0.27 UJ < 0.27 U < 0.28 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.42 J 0.38 J 0.43 J 0.61 J < 0.089 U < 0.089 U < 0.39 U 0.4 J 0.69 J 0.29 J -- -- 2.4 2.4 0.78 J- 1.3 J < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.4 J 0.43 J 0.96 J- 0.59 J < 0.089 U < 0.089 U < 0.39 U 0.42 J 1.4 41 -- -- 2.1 2.2 1.1 J- 0.92 J < 0.14 U 0.24 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.75 J 0.74 J 1.3 0.88 J 0.099 J < 0.089 U 2.9 0.43 J 8.1 25.1 -- -- 24.8 22.2 1.7 J 1.3 J < 0.29 U 0.26 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.077 U < 0.073 U 0.84 J 0.92 J < 0.089 U < 0.089 U < 0.39 U < 0.39 U < 0.06 U < 0.37 U -- -- 12.4 13.2 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 1.1 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 UJ 0.97 J 0.9 J 0.66 J 0.82 J < 0.089 U < 0.089 U < 0.39 U < 0.39 U < 0.54 U 1.9 -- -- 12.2 11.3 4.5 J 4.1 J < 0.16 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.72 U < 0.62 U 0.7 J 1.2 < 0.089 U < 0.089 U 0.44 J 2.4 < 0.29 U 2.2 -- -- 8 8.2 0.56 J 0.38 J < 0.14 U < 0.14 U < 1.1 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- 0.79 J -- < 0.85 U -- 0.086 J -- 0.33 J -- 0.27 J -- < 0.1 UJ -- 6 -- 0.95 J -- < 0.44 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.7 U -- 0.82 J -- < 0.089 U -- < 0.39 U -- 0.27 J -- < 0.1 UJ -- 4 -- 0.27 J -- < 0.84 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.44 J -- 0.57 J -- < 0.089 U -- < 0.39 U -- 0.41 J -- < 0.1 UJ -- 6.1 -- < 0.21 UJ -- < 0.21 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.25 U -- < 0.59 U -- < 0.089 U -- 0.7 J -- < 0.2 U -- < 0.1 UJ -- 5.4 -- 0.35 J -- < 0.14 U 13
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.25 U -- < 0.38 U -- < 0.089 U -- < 0.39 U -- < 0.2 U -- < 0.1 UJ -- 2.7 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.31 J -- 0.58 J -- < 0.089 U -- < 0.39 U -- 0.26 J -- < 0.1 U -- 3.2 -- < 0.21 UJ -- 0.18 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.22 U -- < 0.37 U -- < 0.089 U -- < 0.39 U -- < 0.46 U -- < 0.1 U -- 2.4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.28 U < 0.17 U < 0.59 U < 0.82 U < 0.089 U < 0.089 U 1.2 J+ 1.3 < 0.46 U < 0.57 U < 0.1 U < 0.1 U 3.5 5.4 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 UJ < 0.5 U < 0.5 U 0.26 J 0.19 J 0.3 J 0.34 J < 0.089 U < 0.089 U < 0.39 U < 0.39 U 0.38 J 0.48 J < 0.1 U < 0.1 U 2.4 2.7 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.16 J 0.14 J < 0.66 U 0.98 J < 0.089 U < 0.089 U 0.41 J 0.42 J 6 1.3 -- -- 2.1 2 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 15 of 18
Crawford Station Former MGP Remedial Investigation Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Unique Field ID Sample Location Sample Date
Shaded Groundwater SL: Underline Tap Water SL:
Italics Residential GW Vapor SL: Bold Industrial GW Vapor SL:
020314016 PK102 02/03/2014
042314023 PK102 04/23/2014
071014071 PK102 07/10/2014
101714032 PK102 10/17/2014
012615003 PK102 01/26/2015
041415010 PK102 04/14/2015
071415013 PK102 07/14/2015
102815039 PK102 10/28/2015
012916134 PK102 01/29/2016
041116009 PK102 04/11/2016
020314015 PK103 02/03/2014
042114003 PK103 04/21/2014
070714045 PK103 07/07/2014
102314046 PK103 10/23/2014
012615004 PK103 01/26/2015
041315006 PK103 04/13/2015
071415015 PK103 07/14/2015
102615004 PK103 10/26/2015
012916135 PK103 01/29/2016
041116006 (N) PK103 (N) 04/11/2016
020314012 (N) PK104 (N) 02/03/2014
042114002 PK104 04/21/2014
070814055 (N) PK104 (N) 07/08/2014
101714033 PK104 10/17/2014
012615002 PK104 01/26/2015
041415008 PK104 04/14/2015
071415007 PK104 07/14/2015
102815040 PK104 10/28/2015
012916131 PK104 01/29/2016
041116005 PK104 04/11/2016
013014001 PO101 01/30/2014
042414030 (N) PO101 (N) 04/24/2014
071014072 (N) PO101 (N) 07/10/2014
101514013 (N) PO101 (N) 10/15/2014
012815023 PO101 01/28/2015
041415013 PO101 04/14/2015
071415019 (N) PO101 (N) 07/14/2015
102815027 PO101 10/28/2015
012816115 PO101 01/28/2016
041216016 PO101 04/12/2016
Table 2: BTEX, Volatile Organic Compounds, Metal Results (Page 10-18)
BTEX BTEX BTEX BTEX VOC VOC Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Cyanide
Ben
zene
(µg/
l)
Eth
ylbe
nzen
e (µ
g/l)
Tolu
ene
(µg/
l)
Xyl
enes
, Tot
al (µ
g/l)
1,2,
4-Tr
imet
hylb
enze
ne (µ
g/l)
1,3,
5-Tr
imet
hylb
enze
ne (µ
g/l)
Ant
imon
y, D
isso
lved
(µg/
l)
Ant
imon
y, T
otal
(µg/
l)
Ars
enic
, Dis
solv
ed (µ
g/l)
Ars
enic
, Tot
al (µ
g/l)
Cad
miu
m, D
isso
lved
(µg/
l)
Cad
miu
m, T
otal
(µg/
l)
Chr
omiu
m, D
isso
lved
(µg/
l)
Chr
omiu
m, T
otal
(µg/
l)
Lead
, Dis
solv
ed (µ
g/l)
Lead
, Tot
al (µ
g/l)
Mer
cury
, Dis
solv
ed (µ
g/l)
Mer
cury
, Tot
al (µ
g/l)
Nic
kel,
Dis
solv
ed (µ
g/l)
Nic
kel,
Tota
l (µg
/l)
Sel
eniu
m, D
isso
lved
(µg/
l)
Sel
eniu
m, T
otal
(µg/
l)
Thal
lium
, Dis
solv
ed (µ
g/l)
Thal
lium
, Tot
al (µ
g/l)
Cya
nide
, Ava
ilabl
e (µ
g/l)
5 700 1,000 10,000 NS 70 6 6 10 10 5 5 100 100 7.5 7.5 2 2 100 100 50 50 2 2 2000.46 1.5 1,100 190 15 120 7.8 7.8 0.052 0.052 9.2 9.2 22,000 22,000 15 15 5.7 5.7 390 390 100 100 0.2 0.2 201.6 3.5 19,000 380 29 29 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS6.9 15 81,000 1,600 120 120 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS
DRAFT
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- 0.3 J -- < 0.84 U -- < 0.057 U -- 0.67 J -- 0.74 J -- < 0.1 UJ -- 8.4 -- < 0.26 UJ -- < 0.7 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.93 J+ -- 8.7 -- 0.14 J -- 34 -- 12.2 -- < 0.1 U -- 39.8 -- 2 J -- < 0.61 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.29 J -- 1.6 -- < 0.089 U -- 1.9 -- 1.4 -- < 0.1 UJ -- 8.3 -- 0.33 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.34 J -- 1.1 -- < 0.089 U -- 0.62 J -- 0.53 J -- < 0.1 U -- 6.1 -- 0.26 J -- 0.17 J 1.9 J
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.31 U -- < 0.89 U -- < 0.089 U -- 2.4 -- 13.4 -- < 0.1 UJ -- 7.3 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.15 J -- 0.96 J -- < 0.089 U -- 1.4 -- 1.3 -- < 0.1 U -- 5.6 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.075 U -- < 0.68 U -- < 0.089 U -- 1.4 -- < 0.72 U -- < 0.1 U -- 5.9 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.089 U < 0.075 U < 0.72 U < 0.9 U < 0.089 U < 0.089 U < 0.39 U 1.4 < 0.3 U < 0.62 U < 0.1 U < 0.1 U 6.1 7.6 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 UJ < 0.5 U < 0.5 U 0.12 J 0.14 J 0.29 J 0.65 J < 0.089 U < 0.089 U < 0.39 U 2.1 0.52 J 2.6 < 0.1 U < 0.1 U 5 6.7 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.1 J 0.096 J < 0.83 U 1.1 < 0.089 U < 0.089 U 1.7 1.1 17.4 15.4 -- -- 4.7 4.7 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- 0.36 J -- 1.2 -- 0.065 J -- 0.26 J -- 0.48 J -- < 0.1 UJ -- 20.2 -- 0.3 J -- < 0.38 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.35 U -- 1.4 -- < 0.089 U -- 0.57 J -- 0.79 J -- < 0.1 UJ -- 15.1 -- 0.23 J -- < 0.33 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.6 J -- 1.1 -- < 0.089 U -- 0.58 J -- 0.75 J -- < 0.1 UJ -- 9.3 -- 0.78 J -- < 0.5 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.22 U -- 1.1 -- < 0.089 U -- < 0.39 U -- < 0.34 U -- -- -- 21.9 -- 0.48 J -- < 0.22 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.2 U -- < 0.43 U -- < 0.089 U -- < 0.79 U -- 2 -- < 0.1 UJ -- 16 -- < 0.42 UJ -- < 0.29 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.62 J -- 0.73 J -- < 0.089 U -- 1.5 -- 2.2 -- < 0.1 U -- 2.5 -- 0.65 J- -- 0.19 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.11 U -- < 0.91 U -- < 0.089 U -- < 0.39 U -- 57.3 -- < 0.1 U -- 13.3 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.15 U < 0.14 U 1.4 1.5 J+ < 0.089 U < 0.089 U 1.3 J+ 1.5 < 0.23 U 4 < 0.1 U < 0.1 U 16 16.2 < 0.21 UJ < 0.21 UJ < 0.15 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 UJ < 0.5 U < 0.5 U 0.33 J 0.32 J 0.32 J 0.36 J < 0.089 U < 0.089 U < 0.39 U 0.56 J 0.82 J 5 < 0.1 U < 0.1 U 6.1 6.4 0.28 J- 0.62 J < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.21 J 0.22 J 1.5 1.5 < 0.089 U < 0.089 U < 0.39 U 0.56 J < 0.31 U 9.6 -- -- 10 9.4 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.54 U -- 1.2 -- < 1 U -- 0.43 J -- 0.56 J -- < 0.1 UJ -- 9.7 -- 0.42 J -- 1 < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.45 U -- 1.2 -- < 0.089 U -- 2.1 -- 2 -- < 0.1 UJ -- 7 -- < 0.21 UJ -- < 0.58 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.28 J -- 0.9 J -- < 0.089 U -- 1.4 -- 0.95 J -- < 0.1 UJ -- 6.4 -- 0.28 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.3 J -- 0.81 J -- < 0.18 U -- < 0.79 U -- 0.34 J -- < 0.1 U -- 5.2 -- < 0.42 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.15 U -- < 0.58 U -- < 0.089 U -- 0.69 J -- < 0.68 U -- < 0.1 UJ -- 5.7 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.1 J -- 0.79 J -- < 0.089 U -- 0.4 J -- 0.67 J -- < 0.1 U -- 5.6 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- < 0.69 U -- < 0.089 U -- 0.55 J -- < 0.8 U -- < 0.1 U -- 6.3 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.17 U < 0.14 U < 0.95 U < 0.82 U < 0.089 U < 0.089 U < 0.39 U 0.4 J < 0.2 U < 0.26 U < 0.1 U < 0.1 U 3.3 3.7 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 UJ < 0.5 U < 0.5 U 0.13 J 0.16 J 0.27 J 0.71 J < 0.089 U < 0.089 U < 0.39 U 1.1 0.55 J 1.7 < 0.1 U < 0.1 U 3.8 5.4 < 0.24 UJ 0.33 J < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.16 J 0.15 J 1.2 1 < 0.089 U < 0.089 U < 0.39 U 1.2 3.1 8.9 -- -- 4.1 5.4 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.59 U -- < 0.57 U -- < 0.057 U -- 0.29 J -- < 0.16 U -- -- -- 3.4 -- 1.2 J -- < 0.066 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.52 J -- 0.53 J -- < 0.089 U -- < 0.39 U -- 0.28 J -- -- -- 3.2 -- 0.47 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.47 J -- -- -- < 0.089 U -- < 0.39 U -- 0.33 J -- -- -- 2.9 -- -- -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.58 U -- < 0.47 U -- < 0.089 U -- 0.63 J -- 1.1 -- -- -- 2.6 -- < 0.21 UJ -- < 0.28 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.32 J -- 0.34 J- -- < 0.21 UJ -- 0.5 J -- 1.5 -- -- -- 4.8 -- < 0.21 UJ -- < 0.14 U 2.7
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.28 J -- 0.54 J -- < 0.089 U -- 0.41 J -- 0.76 J -- -- -- 1.9 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.2 U -- 1.5 -- < 0.089 U -- 2.7 J -- 2.4 J -- -- -- 3.9 J -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.19 U < 0.17 U < 0.57 U < 0.85 U < 0.089 U < 0.089 U < 0.39 U 1.1 1.1 J+ 3 -- -- 1.7 J+ 2.6 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 UJ < 0.5 U < 0.5 U 0.22 J 0.28 J 0.53 J 0.54 J < 0.089 U 0.17 J 0.46 J 1.1 2 2.6 -- -- 1.6 1.9 < 0.24 UJ < 0.21 UJ 0.25 J 0.36 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.14 J 0.14 J 0.33 J- 0.28 J- < 0.089 U < 0.089 U 0.46 J 2.5 1.6 2.1 -- -- 2.6 1.6 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 16 of 18
Crawford Station Former MGP Remedial Investigation Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Unique Field ID Sample Location Sample Date
Shaded Groundwater SL: Underline Tap Water SL:
Italics Residential GW Vapor SL: Bold Industrial GW Vapor SL:
020414018 PO102 02/04/2014
042414032 PO102 04/24/2014
071114082 PO102 07/11/2014
101714036 PO102 10/17/2014
012815029 PO102 01/28/2015
041515036 PO102 04/15/2015
071415017 PO102 07/14/2015
102815034 PO102 10/28/2015
012916129 PO102 01/29/2016
041216026 PO102 04/12/2016
013114009 PO103 01/31/2014
042514042 PO103 04/25/2014
070814057 PO103 07/08/2014
102014039 PO103 10/20/2014
012715009 PO103 01/27/2015
041515027 PO103 04/15/2015
071515022 PO103 07/15/2015
102715017 PO103 10/27/2015
012816119 PO103 01/28/2016
041216014 PO103 04/12/2016
013114007 PO104 01/31/2014
042414034 PO104 04/24/2014
071014075 PO104 07/10/2014
102114042 PO104 10/21/2014
012715013 PO104 01/27/2015
041515022 PO104 04/15/2015
071515027 (N) PO104 (N) 07/15/2015
102715019 (N) PO104 (N) 10/27/2015
012716107 PO104 01/27/2016
041916060 PO104 04/19/2016
013114006 PO105 01/31/2014
042514039 PO105 04/25/2014
071114079 PO105 07/11/2014
101514016 PO105 10/15/2014
012815027 (N) PO105 (N) 01/28/2015
041415012 PO105 04/14/2015
071515029 PO105 07/15/2015
102815026 PO105 10/28/2015
012816122 PO105 01/28/2016
041216018 PO105 04/12/2016
Table 2: BTEX, Volatile Organic Compounds, Metal Results (Page 10-18)
BTEX BTEX BTEX BTEX VOC VOC Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Cyanide
Ben
zene
(µg/
l)
Eth
ylbe
nzen
e (µ
g/l)
Tolu
ene
(µg/
l)
Xyl
enes
, Tot
al (µ
g/l)
1,2,
4-Tr
imet
hylb
enze
ne (µ
g/l)
1,3,
5-Tr
imet
hylb
enze
ne (µ
g/l)
Ant
imon
y, D
isso
lved
(µg/
l)
Ant
imon
y, T
otal
(µg/
l)
Ars
enic
, Dis
solv
ed (µ
g/l)
Ars
enic
, Tot
al (µ
g/l)
Cad
miu
m, D
isso
lved
(µg/
l)
Cad
miu
m, T
otal
(µg/
l)
Chr
omiu
m, D
isso
lved
(µg/
l)
Chr
omiu
m, T
otal
(µg/
l)
Lead
, Dis
solv
ed (µ
g/l)
Lead
, Tot
al (µ
g/l)
Mer
cury
, Dis
solv
ed (µ
g/l)
Mer
cury
, Tot
al (µ
g/l)
Nic
kel,
Dis
solv
ed (µ
g/l)
Nic
kel,
Tota
l (µg
/l)
Sel
eniu
m, D
isso
lved
(µg/
l)
Sel
eniu
m, T
otal
(µg/
l)
Thal
lium
, Dis
solv
ed (µ
g/l)
Thal
lium
, Tot
al (µ
g/l)
Cya
nide
, Ava
ilabl
e (µ
g/l)
5 700 1,000 10,000 NS 70 6 6 10 10 5 5 100 100 7.5 7.5 2 2 100 100 50 50 2 2 2000.46 1.5 1,100 190 15 120 7.8 7.8 0.052 0.052 9.2 9.2 22,000 22,000 15 15 5.7 5.7 390 390 100 100 0.2 0.2 201.6 3.5 19,000 380 29 29 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS6.9 15 81,000 1,600 120 120 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS
DRAFT
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.069 U -- 2.8 -- < 0.057 U -- 0.26 J -- 0.64 J -- -- -- 0.48 J -- < 0.26 UJ -- < 0.13 U 150
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.34 J -- 7.2 -- < 0.089 U -- 1.8 -- 2 -- -- -- 4.2 -- 0.44 J -- < 0.14 U 96
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.13 J -- 4.8 -- < 0.089 U -- < 0.39 U -- < 0.27 U -- -- -- 1.6 -- < 0.21 UJ -- < 0.14 U 110
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 2.3 -- < 0.089 U -- 0.87 J -- 0.62 J -- -- -- 0.9 J -- < 0.21 UJ -- < 0.14 U 90
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.15 U -- 3.9 -- < 0.24 UJ -- 2 J -- 3.3 -- -- -- 2 J -- < 0.42 UJ -- < 0.29 U 160
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 3 -- < 0.089 U -- 0.63 J -- 0.63 J -- -- -- 0.88 J -- < 0.21 UJ -- < 0.14 U 140 J+
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.14 U -- 1.9 -- < 0.089 U -- 1.2 -- 4.7 -- -- -- 1.6 -- < 0.21 UJ -- < 0.14 U 65
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 1.5 1.6 J+ < 0.78 U < 0.89 U < 0.089 U < 0.089 U 0.49 J 0.98 J 4.7 3.2 -- -- 3.2 3.9 < 0.4 U 0.22 J < 0.14 U < 0.14 U 21
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.075 J < 0.073 U 0.84 J 1.2 < 0.089 U < 0.089 U < 0.39 U 1.6 0.32 J 3.5 -- -- 1.8 3.5 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U 96
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 1.2 J- 1.2 < 0.089 U < 0.089 U 0.59 J 0.74 J 0.26 J 1.8 -- -- 2.7 2.6 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U 110
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.084 U -- 1.1 -- < 0.057 U -- < 0.24 U -- < 0.11 U -- -- -- 4 -- < 0.26 UJ -- < 0.12 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- < 0.79 U -- < 0.089 U -- < 0.39 U -- < 0.17 U -- -- -- 3.4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 0.67 J -- < 0.089 U -- < 0.39 U -- 0.94 J -- -- -- 3 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 0.71 J -- < 0.089 U -- < 0.39 U -- 0.2 J -- -- -- 2.6 -- 0.23 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- < 0.48 U -- < 0.089 U -- < 0.39 U -- < 0.56 U -- -- -- 2.6 -- < 0.21 UJ -- < 0.31 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 0.73 J -- < 0.089 U -- < 0.39 U -- 0.2 J -- -- -- 2.9 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1 -- < 0.089 U -- < 0.39 U -- < 0.88 U -- -- -- 2.9 -- < 0.21 UJ -- < 0.29 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.19 U < 0.16 U 1.8 1.9 < 0.16 U < 0.22 U 1.2 J+ 1.2 J+ 1.5 J+ 33.5 -- -- 21.2 21.7 < 0.21 UJ < 0.31 UJ < 0.39 U < 0.26 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 UJ < 0.5 U < 0.5 U < 0.073 U < 0.073 U 0.61 J 0.63 J < 0.089 U < 0.089 U < 0.39 U 0.78 J 0.56 J 0.82 J -- -- 3.4 3.8 < 0.24 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.26 J 0.23 J 0.59 J- 0.38 J- < 0.089 U < 0.089 U < 0.39 U 0.69 J 0.3 J 2.5 -- -- 17.6 18.8 < 0.21 UJ 0.32 J < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.62 U -- < 0.82 U -- < 0.19 U -- 0.39 J -- < 0.15 U -- -- -- 8.4 -- 0.4 J -- < 0.32 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.54 J -- 5.1 -- 2.8 -- 1.3 -- 5.1 -- -- -- 8.3 -- 0.49 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.24 J -- 4.2 -- 0.15 J -- 0.57 J -- 1.2 -- -- -- 3 -- 0.39 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.69 U -- 6 -- 0.55 J -- 0.97 J -- < 1 U -- -- -- 8.9 -- 0.76 J -- < 0.91 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 3.2 -- < 0.15 U -- 0.9 J -- 3.2 -- -- -- 5.7 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 4.1 -- < 0.089 U -- 0.8 J -- 0.58 J -- -- -- 6.1 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 2.7 -- < 0.089 U -- 0.48 J -- 1.9 -- -- -- 4.9 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 4.4 5.3 < 0.089 U < 0.089 U 1.2 J+ 1.5 J+ < 0.9 U 11.1 J -- -- 4.1 4.6 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 2.2 4.3 < 0.089 U 0.1 J < 0.39 U 1.3 0.23 J 2.3 -- -- 8.3 10.6 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.55 J 0.55 J 3.2 4 < 0.089 U 0.14 J 0.44 J 1.7 0.25 J 1.9 -- -- 30.1 29.8 0.33 J- 0.33 J < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.77 U -- < 0.94 U -- < 0.057 U -- 0.75 J -- < 0.53 U -- -- -- 6 -- 2.8 J -- < 0.49 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.6 J -- < 0.74 U -- < 0.089 U -- 0.61 J -- < 0.79 U -- -- -- 5.9 -- 1.9 J -- < 0.21 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.6 J -- 2.7 -- 0.13 J -- 5.2 -- 3.4 -- -- -- 8.1 -- 1.3 J -- 0.25 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.62 U -- < 0.42 U -- < 0.089 U -- 0.62 J -- 1.2 -- -- -- 5.7 -- 0.6 J -- < 0.19 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.51 J -- 0.46 J- -- < 0.19 UJ -- 0.42 J -- 3.1 -- -- -- 6.2 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.44 J -- 0.7 J -- < 0.089 U -- < 0.39 U -- 0.67 J -- -- -- 5.2 -- 0.38 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.41 U -- < 0.81 U -- < 0.089 U -- 0.65 J -- 1.4 -- -- -- 3.6 -- 0.32 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.49 U < 0.48 U < 0.68 U < 0.89 U < 0.089 U < 0.089 U 0.41 J 0.97 J 3.1 5 -- -- 5.5 6.5 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 UJ < 0.5 U < 0.5 U 0.5 J 0.47 J 0.46 J 0.44 J < 0.089 U < 0.089 U 0.42 J 0.85 J 1.6 2 -- -- 4.3 4.9 < 0.37 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.41 J 0.35 J 0.56 J- 0.42 J < 0.089 U < 0.089 U 0.4 J 1.3 2.5 5.8 -- -- 4.5 3.4 0.51 J- 0.54 J < 0.14 U < 0.14 U < 2 U
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 17 of 18
Crawford Station Former MGP Remedial Investigation Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Unique Field ID Sample Location Sample Date
Shaded Groundwater SL: Underline Tap Water SL:
Italics Residential GW Vapor SL: Bold Industrial GW Vapor SL:
013014002 PO106 01/30/2014
042514037 (N) PO106 (N) 04/25/2014
071114083 PO106 07/11/2014
101514018 PO106 10/15/2014
012915032 PO106 01/29/2015
041615041 (N) PO106 (N) 04/16/2015
071515026 PO106 07/15/2015
102815031 PO106 10/28/2015
012916127 PO106 01/29/2016
041216020 PO106 04/12/2016
013014004 PO107 01/30/2014
042214010 (N) PO107 (N) 04/22/2014
071114089 PO107 07/11/2014
102114043 (N) PO107 (N) 10/21/2014
012815025 PO107 01/28/2015
041515037 PO107 04/15/2015
071415016 PO107 07/14/2015
102815037 PO107 10/28/2015
012716109 (N) PO107 (N) 01/27/2016
041216027 PO107 04/12/2016
042214007 PQ101 04/22/2014
070814053 PQ101 07/08/2014
101414008 PQ101 10/14/2014
021315043 PQ101 02/13/2015
041415011 PQ101 04/14/2015
042214005 PQ102 04/22/2014
070814052 PQ102 07/08/2014
101314004 PQ102 10/13/2014
021315044 PQ102 02/13/2015
041415014 PQ102 04/14/2015
071415011 (N) PQ102 (N) 07/14/2015
102715012 PQ102 10/27/2015
012616104 PQ102 01/26/2016
041516055 PQ102 04/15/2016
042214009 PQ103 04/22/2014
071014070 PQ103 07/10/2014
101414010 PQ103 10/14/2014
012915035 PQ103 01/29/2015
041315003 (N) PQ103 (N) 04/13/2015
071415014 PQ103 07/14/2015
102815035 PQ103 10/28/2015
012716111 PQ103 01/27/2016
041116004 PQ103 04/11/2016
Table 2: BTEX, Volatile Organic Compounds, Metal Results (Page 10-18)
BTEX BTEX BTEX BTEX VOC VOC Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Cyanide
Ben
zene
(µg/
l)
Eth
ylbe
nzen
e (µ
g/l)
Tolu
ene
(µg/
l)
Xyl
enes
, Tot
al (µ
g/l)
1,2,
4-Tr
imet
hylb
enze
ne (µ
g/l)
1,3,
5-Tr
imet
hylb
enze
ne (µ
g/l)
Ant
imon
y, D
isso
lved
(µg/
l)
Ant
imon
y, T
otal
(µg/
l)
Ars
enic
, Dis
solv
ed (µ
g/l)
Ars
enic
, Tot
al (µ
g/l)
Cad
miu
m, D
isso
lved
(µg/
l)
Cad
miu
m, T
otal
(µg/
l)
Chr
omiu
m, D
isso
lved
(µg/
l)
Chr
omiu
m, T
otal
(µg/
l)
Lead
, Dis
solv
ed (µ
g/l)
Lead
, Tot
al (µ
g/l)
Mer
cury
, Dis
solv
ed (µ
g/l)
Mer
cury
, Tot
al (µ
g/l)
Nic
kel,
Dis
solv
ed (µ
g/l)
Nic
kel,
Tota
l (µg
/l)
Sel
eniu
m, D
isso
lved
(µg/
l)
Sel
eniu
m, T
otal
(µg/
l)
Thal
lium
, Dis
solv
ed (µ
g/l)
Thal
lium
, Tot
al (µ
g/l)
Cya
nide
, Ava
ilabl
e (µ
g/l)
5 700 1,000 10,000 NS 70 6 6 10 10 5 5 100 100 7.5 7.5 2 2 100 100 50 50 2 2 2000.46 1.5 1,100 190 15 120 7.8 7.8 0.052 0.052 9.2 9.2 22,000 22,000 15 15 5.7 5.7 390 390 100 100 0.2 0.2 201.6 3.5 19,000 380 29 29 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS6.9 15 81,000 1,600 120 120 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS
DRAFT
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.72 U -- < 0.63 U -- < 0.057 U -- 0.3 J -- < 0.15 U -- -- -- 5.1 -- 0.51 J -- < 0.084 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 1.1 -- 1.3 -- 0.51 J -- 0.81 J -- < 0.52 U -- -- -- 5.2 -- 0.65 J -- 1.2 < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.44 J -- 0.84 J -- < 0.089 U -- 0.4 J -- < 0.68 U -- -- -- 4.1 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.25 U -- < 0.68 U -- < 0.089 U -- < 0.39 U -- < 0.51 U -- -- -- 3.9 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.3 J -- 0.42 J- -- < 0.15 UJ -- 0.4 J -- 1.7 -- -- -- 3.5 -- < 0.21 UJ -- < 0.14 U 2.8 J+
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.22 J -- 0.66 J -- < 0.089 U -- 0.64 J -- 1.6 -- -- -- 2.9 -- 0.21 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.17 U -- < 0.91 U -- < 0.089 U -- 0.76 J -- 3.1 -- -- -- 3.5 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.2 U < 0.15 U < 0.6 U < 0.85 U < 0.089 U < 0.089 U < 0.39 U 1.5 5.7 3.5 -- -- 2.9 3.8 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.48 J 0.22 J 0.18 J 0.41 J < 0.089 U < 0.089 U < 0.39 U 0.85 J 0.59 J 1.2 -- -- 1.2 2 < 0.24 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.15 J 0.15 J 0.36 J- 0.35 J- < 0.089 U < 0.089 U 0.44 J 0.45 J 2.4 5.6 -- -- 2.6 1.6 0.26 J- < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.44 U < 1.3 U < 0.5 U < 0.5 U -- < 0.54 U -- < 0.75 U -- < 0.057 U -- 0.33 J -- < 0.3 U -- -- -- 11.6 -- < 0.26 UJ -- < 0.11 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.35 U -- 1.3 -- < 0.089 U -- 0.9 J -- 0.54 J -- -- -- 9 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.66 J -- 1.2 -- < 0.089 U -- 0.52 J -- 0.69 J -- -- -- 10.6 -- 0.61 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.36 U -- 0.98 J -- 0.09 J -- < 0.39 U -- < 0.36 U -- -- -- 10.2 -- < 0.21 UJ -- < 0.23 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.27 J -- 0.54 J- -- < 0.2 UJ -- < 0.39 U -- 2.6 -- -- -- 7.9 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.19 J -- 0.97 J -- < 0.089 U -- 0.49 J -- 1.2 -- -- -- 6.8 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.34 U -- < 0.99 U -- < 0.15 U -- 0.82 J -- 6.1 -- -- -- 10.4 -- < 0.21 UJ -- < 0.58 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.078 U < 0.13 U 1.1 J+ 1.3 J+ < 0.089 U < 0.089 U < 0.39 U 1.1 < 0.04 U 3.8 -- -- 9.4 10.8 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.12 J 0.13 J 0.68 J 0.6 J < 0.089 U 0.092 J 0.4 J 0.78 J 0.66 J 3.5 -- -- 6.7 7.5 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.16 J 0.18 J 0.24 J- < 0.099 UJ < 0.089 U < 0.089 U < 0.39 U 1.1 1.5 11.7 -- -- 3.8 3.1 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.64 U -- 1.4 -- < 0.089 U -- 0.96 J -- 0.48 J -- -- -- 17.2 -- 0.25 J -- < 0.24 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.25 J -- 1.1 -- < 0.089 U -- < 0.39 U -- 0.063 J -- -- -- 9.6 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.074 J -- 1.8 -- < 0.089 U -- < 0.39 U -- 0.16 J- -- < 0.1 UJ -- 7 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- < 0.91 U -- < 0.089 U -- < 0.39 U -- < 0.19 U -- -- -- 5.6 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.4 -- < 0.089 U -- < 0.39 U -- 0.26 J -- -- -- 5.7 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.95 U -- 1.4 -- < 0.089 U -- < 0.39 U -- 0.22 J -- -- -- 11.2 -- 0.92 J -- < 0.27 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.52 J -- 0.84 J -- < 0.089 U -- < 0.39 U -- 0.3 J -- -- -- 8.3 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.16 J -- 0.98 J -- < 0.089 U -- < 0.39 U -- 1.3 -- < 0.1 UJ -- 6.5 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.19 J -- < 0.95 U -- < 0.089 U -- 21.2 -- 1.1 -- -- -- 14 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.2 J -- 0.76 J -- < 0.089 U -- 0.69 J -- 0.88 J -- -- -- 5.1 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.1 U -- < 0.55 U -- < 0.089 U -- 0.92 J -- 1.1 -- -- -- 5.4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.16 U < 0.17 U < 0.55 U 1.1 J+ < 0.089 U < 0.089 U 1.2 J+ 2 J+ < 0.8 U 1.9 -- -- 4.4 5.8 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.1 J 0.17 J 1.4 2.2 < 0.089 U < 0.089 U < 0.39 U 3.7 0.39 J 3.2 -- -- 3.5 7.8 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.64 J 0.49 J 0.82 J 2 0.1 J < 0.089 U 0.59 J 5.5 1 5.7 -- -- 2.5 8 0.72 J- 0.62 J 0.33 J < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.85 U -- 0.85 J -- < 0.089 U -- < 0.39 U -- 0.11 J -- -- -- 15.3 -- 4.5 J -- < 0.17 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.8 J -- 0.99 J -- < 0.089 U -- < 0.39 U -- 0.53 J -- -- -- 11.2 -- 0.58 J -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.38 J -- 1.4 -- 0.28 J -- < 0.39 U -- 1.2 -- < 0.1 UJ -- 9.4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.11 J -- 1.2 -- < 0.18 UJ -- 0.94 J -- 4.1 -- -- -- 6.4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.073 J -- 1.2 -- < 0.089 U -- 0.52 J -- 0.93 J -- -- -- 5.2 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- < 0.76 U -- < 0.089 U -- < 0.39 U -- 1.2 -- -- -- 7.4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 1.3 J+ 1.3 J+ < 0.089 U < 0.089 U < 0.39 U 0.44 J < 0.37 U < 0.97 U -- -- 5.1 8.4 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 UJ < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.13 J < 0.073 U 0.58 J 1.2 < 0.089 U < 0.089 U 0.46 J 0.51 J 1.6 8.4 -- -- 3.1 5 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 1.1 1 < 0.089 U < 0.089 U 0.45 J 0.71 J 3.5 7.6 -- -- 2.7 4.1 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
NOTE: SEE NOTES AND LEGEND AT THE END OF TABLES (Table 1 Page 9 and Table 2 Page 18) for acroynms, blue text, flagged text, and other information
Crawford MGP GW through July 2016 page 18 of 18
Crawford Station Former MGP Remedial Investigation Crawford Station Former MGP SiteChicago, ILEPA ID# ILN000510192
Unique Field ID Sample Location Sample Date
Shaded Groundwater SL: Underline Tap Water SL:
Italics Residential GW Vapor SL: Bold Industrial GW Vapor SL:
042214006 PQ104 04/22/2014
070814054 PQ104 07/08/2014
101314003 PQ104 10/13/2014
021215038 (N) PQ104 (N) 02/12/2015
041315002 PQ104 04/13/2015
071415008 PQ104 07/14/2015
102715011 PQ104 10/27/2015
012616103 PQ104 01/26/2016
041116002 PQ104 04/11/2016
042214008 PU101 04/22/2014
070714051 PU101 07/07/2014
101314001 (N) PU101 (N) 10/13/2014
021315041 PU101 02/13/2015
041315001 PU101 04/13/2015
071315001 PU101 07/13/2015
102615001 PU101 10/26/2015
012616101 PU101 01/26/2016
041116001 PU101 04/11/2016
041416047 (N) PV101 (N) 04/14/2016
070616005 PV101 07/06/2016
Table 2: BTEX, Volatile Organic Compounds, Metal Results (Page 10-18)
BTEX BTEX BTEX BTEX VOC VOC Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Metal Cyanide
Ben
zene
(µg/
l)
Eth
ylbe
nzen
e (µ
g/l)
Tolu
ene
(µg/
l)
Xyl
enes
, Tot
al (µ
g/l)
1,2,
4-Tr
imet
hylb
enze
ne (µ
g/l)
1,3,
5-Tr
imet
hylb
enze
ne (µ
g/l)
Ant
imon
y, D
isso
lved
(µg/
l)
Ant
imon
y, T
otal
(µg/
l)
Ars
enic
, Dis
solv
ed (µ
g/l)
Ars
enic
, Tot
al (µ
g/l)
Cad
miu
m, D
isso
lved
(µg/
l)
Cad
miu
m, T
otal
(µg/
l)
Chr
omiu
m, D
isso
lved
(µg/
l)
Chr
omiu
m, T
otal
(µg/
l)
Lead
, Dis
solv
ed (µ
g/l)
Lead
, Tot
al (µ
g/l)
Mer
cury
, Dis
solv
ed (µ
g/l)
Mer
cury
, Tot
al (µ
g/l)
Nic
kel,
Dis
solv
ed (µ
g/l)
Nic
kel,
Tota
l (µg
/l)
Sel
eniu
m, D
isso
lved
(µg/
l)
Sel
eniu
m, T
otal
(µg/
l)
Thal
lium
, Dis
solv
ed (µ
g/l)
Thal
lium
, Tot
al (µ
g/l)
Cya
nide
, Ava
ilabl
e (µ
g/l)
5 700 1,000 10,000 NS 70 6 6 10 10 5 5 100 100 7.5 7.5 2 2 100 100 50 50 2 2 2000.46 1.5 1,100 190 15 120 7.8 7.8 0.052 0.052 9.2 9.2 22,000 22,000 15 15 5.7 5.7 390 390 100 100 0.2 0.2 201.6 3.5 19,000 380 29 29 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS6.9 15 81,000 1,600 120 120 NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS NS
DRAFT
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 1.1 U -- 3.1 -- < 0.18 U -- 12.6 -- 5.5 -- -- -- 17.5 -- 1.6 J -- < 0.42 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.63 J -- 0.57 J -- < 0.089 U -- 0.4 J -- 0.3 J -- -- -- 6.4 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.46 J -- 0.86 J -- < 0.089 U -- 0.86 J -- 0.89 J -- < 0.1 UJ -- 6.7 -- < 0.21 UJ -- < 0.14 U 2.2
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.28 J- -- < 0.59 U -- < 0.089 U -- 5.7 -- < 0.64 U -- -- -- 9 -- < 0.21 UJ -- < 0.31 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- 0.23 J -- 0.58 J -- < 0.089 U -- 0.78 J -- 0.8 J -- -- -- 4.1 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.11 U -- < 0.6 U -- < 0.089 U -- 1.3 -- 1.7 -- -- -- 5.6 -- < 0.21 UJ -- < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.11 U < 0.074 U < 0.81 U < 0.94 U < 0.089 U < 0.089 U 1 J+ 1.4 J+ < 0.56 U < 0.7 U -- -- 4.3 4.9 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.12 J 0.14 J 0.56 J 0.64 J < 0.089 U < 0.089 U < 0.39 U 0.91 J 0.45 J 2.5 -- -- 1.8 3 < 0.21 UJ < 0.21 UJ < 0.14 U < 0.14 U < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.14 J 0.23 J < 0.9 U 0.96 J < 0.089 U 0.19 J 0.52 J 0.78 J < 0.76 U 1.6 -- -- 3 2.8 < 0.21 UJ < 0.21 UJ < 0.14 U 0.26 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.8 -- < 0.089 U -- 0.46 J -- 0.18 J -- -- -- 0.37 J -- < 0.21 UJ -- < 0.14 U 240
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.4 -- < 0.089 U -- < 0.39 U -- < 0.04 U -- -- -- 0.4 J -- < 0.21 UJ -- < 0.14 U 100
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.7 -- < 0.089 U -- < 0.39 U -- 0.1 J- -- < 0.1 UJ -- 0.49 J -- < 0.21 UJ -- < 0.14 U 120 J
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 UJ -- 1.5 -- < 0.089 U -- 0.47 J -- < 0.04 U -- -- -- 0.23 J -- 0.24 J -- < 0.14 U 190
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 1.8 -- < 0.089 U -- 0.5 J -- 0.048 J -- -- -- 0.72 J -- 0.28 J- -- < 0.14 U 120
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U -- < 0.073 U -- 2.2 -- < 0.089 U -- 2.1 -- 1.5 -- -- -- 1.7 -- < 0.21 UJ -- < 0.14 U 33 J-
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 2.2 3.5 < 0.089 U < 0.089 U 1.4 J+ 1.9 J+ < 0.12 U < 0.78 U -- -- < 0.58 U 1.1 J+ < 0.21 UJ < 0.23 UJ < 0.14 U < 0.14 U 120
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.073 U < 0.073 U 1.3 1.5 < 0.089 U < 0.089 U 0.62 J 0.62 J 0.18 J 0.13 J -- -- 0.66 J 0.35 J < 0.36 UJ < 0.21 UJ < 0.14 U < 0.14 U --
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.46 J 0.11 J 2.1 2.1 0.38 J < 0.089 U 1.2 0.66 J 1.1 0.25 J -- -- 2.3 0.3 J 0.83 J 0.3 J 0.62 J 0.21 J 97
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U 0.77 J 1.2 < 0.98 U 1.4 < 0.089 U 0.43 J 1.1 J+ 0.81 J+ 2.9 3.9 -- -- 25.9 24.6 < 0.21 UJ 0.67 J < 0.24 U 0.73 J < 2 U
< 0.5 U < 0.5 U < 0.5 U < 1.5 U < 0.5 U < 0.5 U < 0.21 U < 0.17 U 1.2 1.3 < 0.089 U < 0.089 U < 0.39 U < 0.39 U < 0.07 U < 0.11 U -- -- 12.8 13 < 0.21 UJ < 0.21 UJ < 0.16 U < 0.14 U < 1.1 U
NotesGaps in sampling events are a result of either dry wells or inaccessible wells. In addition, the Group I Parcel wells are sampled on a semi-annual basis as of July 2016, with the exception of wells near the Group II Parcel. Parcel S well samples pending-- = Analysis not performed< = Concentration is less than reported limitU = Concentration was not detected above the reported limitJ = Indicates an estimated value.J+ = Indicates a value estimated high Legend for Exceedance:R = Result rejected during validationNS = No Standard Blue Text Excceds an SL(N) = Normalized sample locations created from combining parent and field duplicate samples following EPA protocol Shaded Exceeds Groundwater SLLab comments and definitions can be found in associated laboratory and validation reports. Underline Exceeds Tapwater SLSL = Screening Level italics Exceeds Residential Groundwater-Vapor SLQC = Quality Control Field Duplicate Sample Bold Exceeds Industrial Groundwater-Vapor SLBTEX = Benzene, Toluene, Ethylbenzene and XylenePAH = Polycyclic Aromatic HydrocarbonSVOC = Semi-Volatile Organic CompoundVOC = Volatile Organic Compoundµg/L = micrograms per literAll Screening Levels are shown for comparison purposes only and are not remediation objectives or standards except for the Maximum Contaminant Levels (MCL). SLs shown on this table were presented in the Multi-Site Risk Assessment Framework Addendum Revision 5 (Exponent, July 2016). Groundwater SL shown on this table are 10-6 risk value or the MCLs. Risk-based groundwater SLs, tapwater SLs, and VI SLs are non-enforceable SLs.
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C H I C A G O S A N I T A R Y A N D S H I P C A N A L
MWA101/PA101
MWA102/PA102
PA103
MWB101/PB101
MWB102/PB102
MWO103/PO103
CPS-MW1DCPS-MW1S
CPS-MW2
CPS-MW3 CPS-MW4
CPS-MW5
CPS-MW6 CPS-MW7
CPS-MW8
MWB103/PB103MWB104/PB104
MWC101PC101
PC103 PC103S
PE101
PE102
MWV101PV101
A
B
CD
E
F G
H
I
J
K
L
M
N
O
O
P
Q
R
S
T
U
V
O
PK101 PK102
PK103PK104
MWO101/PO101
MWO102/PO102
MWO104/PO104
MWO106/PO106
PCO-MW004
PCO-MW005
PCO-MW006PCO-MW015
PCO-MW018
PO105
PO107
MWQ102/PQ102
MWQ104/PQ104A
PQ101
PQ103
MWU101/PU101A
DRAW
N BY
/DAT
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12/20
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0 400200
SCALE IN FEET
PROJECT NO. 2066FIGURE NO. 3
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/Time
: 12/2
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Source: Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/AirbusDS, USDA, USGS, AeroGRID, IGN, and the GIS User Community
EXIS
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CRAW
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³"D EXISTING MONITORING WELL LOCATION
SHEET PILE WALLPROPOSED SHEET PILE WALLREMOVAL ACTION AREAS (ACTUAL)GROUP IGROUP IIGROUP IIIGROUP IVFORMER CRAWFORD STATION MGPSITE BOUNDARY STUDY AREA
Note: CPS wells were sampled at the end of December 2016