conocophillips append d · pdf filesep-24-03 08:28 from-tosco ref company, +3109526014 t-083...
TRANSCRIPT
APPENDIXD
Typical Drilling Logs, Well Completion Information and Recent Gauging Data
N:\Projects\ConocoPhillips\LARGWM\WORKPLAN\2005 WorkplanAPP F_WaQuSa&AnPI
SEP-24-03 08:28 FROM-TOSCO REF COMPANY, +3109526014 T-083 P,20/23 F-9J9
-,- T, ufflC POSeSn
MONITORING WELL CONSTRUCTIONMW-59unccci Ccrson ReT.nery
Well Mw-59, LAX PeeCompleteo October 12, 1994D(:II.::r' Gregg Dr,lIing & Testinghyoroge:oloy,;;;t G D Beckett
5'
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i 1 -jt"C'h Diomerer Bor.nq
~-.nC'h D,orrl.;-t~r PVC CCJ::>inq(~cneo\,lIe 40)
" .Sere-en 35,7" -_.....-
, . ,'I','
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~ --, .
75 7'
77'Total Deptn
L:::CEND
'Iooz Sod.urr, Bt;'rH<:.n,{",(17X50 lOS)
#3 Mont~r",y Sand(25X100 10:::)
Concrete
Stotted PvC Scrt'E:II. 0 020'
NOTI:: D:<AWIJ:IlG NOT TO SCALED£f'fH's AR£ IN P££'I' B£1.0W C~APE'
SEP-24-03 08:28 FROM-TaSCa REF COMPANY, +3109526014 T-083 P.21/23 F-919AQUJ·VRR
Qw!uff"'I"e-.__~
PROJECT:UNOCAL CARSON REF DA'IE 10/12194 PROJ:tI:10100022 TA.SI<#2.2
DRILL METIlOD'HSA DRIllER:GREGGDRIll.lNG RIG.MOBIL B·61HD BORING 11 MW59 (BORING DIAMETER:8"1I1 n CASlNG:4M SCREEN:O 02" Fll.TER·#3 SAND
SAMPLE METHOD: GRABIDRIVE MAP &. ELEVATION'NA PAGE. 113.
UTHOLOGIC DESCRIPTION COMMENTS
1-2-3 ..- "~'.
SP100
100
10
4- -
5 '- .I--;----+--------------....;.---+--...I--+--+---f--------.;..J
6 " ...'- ... .7 -
J- - .' ,
- ._.t,. I--;----+------------------+-....,I--;--t---I-------~: .........8 '.- , (-.-- ",~.' I--;----+------------------+-....I--;--t---I--------I _..9 -
-::-- .1--;----+------------------+-....,1--;--+---+--------110 "
- .'.' ", I--;----+------------------+-....,I--;--t--;--------I11 ':. :--. ,.
12 •.-",
13 :-:'.:>- .....: I--;----+------------------+-....,I--+--t--;--------I.. ~.
14 :":::..~ :- .": .I--+-:----+------------------+-....,I--;--f--;--------I
15- .. . ,.t--t--;----------------t-;--+--+--+----:-----116 -,
-17
- " ..1--+--+-----------------+--+--+--1--+--------'-118- .....
19-20
-
]00 100 SP
SEP-2<i-03 08:29 FROM-TOSCO REF COMPANY, +310952601<i T-083 P,22/23 F-919AQUl-VER
g...""UQJ,.. 1L<YlTOIfI1USmQ/}fydroi>Wu""
).'PROJECT:UNOCALCARSON REF DATE:10/12/94 BORINGI/:MW-59 PAGE #:213
,-., ;>-
~'5 o~i: § ~ LIlliOLOGIC DESCRIPTION
~Uj COMMENTS
l1.
E 9 ~ ~ ~tr.l
I-I-l 0 uQ CI:l tr.l
$. ~ $.....l m en Q ;:>
-. ./
26 '. _....I---
. .. ", -,
27..* .-......
, " ..... .I--- .. ~ ..: .:
28 ' - .. 4llO\I~...\aratgll>SS) o1MI~ 411 100 SP
I-'. ":'". -
29-30 -
c---
31i--
"
32r---
33 ' .I--
.., ,
34 .'t--
3S ·'- ..._ .. ' ..f-- ·'
,..· !>I
\- " - ,'- :.: 0'
J7 "...-- - - ,
38• '0
-.. 'f" •
- "'-'0'
0'.,'
39 - 100 r-m«lllW" ZW'lD, III~~...-.. '
~ ...40
0,
1lI11 100 SP','
I--- ,
41 ' . 1Si'1. cL IllY S7~41__ oAlt _ r-m SAND 100 SP
l- '.__ r
W35 lW'40 Ic:nJ~ :rn.T75%, """ IUl4 _ """'" 2S 7S42 -- Ml.---f--- ...........-43
' . Illflt 100 JlR'l<:l> 10pnmuIIY /fl. uI.. 10)'I/'l~ SAND 100 SP.' .I---
' ,-.- " JQfJ7 t.foabo""-lDo7 be il¢~ 51LT'r.~ .. _ ,~ ) SP44I--- .,.- JQt.'l .,1mIaU~.~O~WSU45 ...: -, ",'
t--- .::'"46 JQt:rG 4000 Pnmanllr (om nloQ SN<D,IIl"'" mu<M!, ld& l>cJld.n;. IUU Sp ,
I--" JQt40 ""'",",.<ol ..lnp d..lo orfin<: ..047- . , ..-
48 16110 os. QQo••, tip "P>o no blo~bon. """ DIII<Io/IjL 111<4 EJel 100 Sp
I-- ,
49 ' ..... 002 7000 atglO _U><l SA.rIIla.~ r1lJo,""'.liAc1I1~ ofSIl.TiCl.J\'r 100 Sp, .. "ppcorlo De~ lAlO I....cr~ 4cp
I--- . ,.-
50 . ' )OIQ) a._INI<1l¥ Ilo.~ IrDm IaltlIIlO1I:dIO mor.""""'.... cl>onnoJOf!l.¥ll'" IIuwG<1', IOU SI' ,( :-
fJklS1l'1l:>ll<eI.
I ......,)) ,-. W50 700 yt ¥"Y 'f1/1. mo>n. Hllll14 SJ\NDS.mgrd tlO"'""""l. """"" 'lIZ ""m IIWlenl (;:I."" 100 Sl'
. JJ4nadq, <Ol"'ll)'.m.7 t><:IlOV~7I---- .
52...... .lOI.,
••vao \:1_..... \1...u- D... ~ f'l r..- r--_ r. O'It'l1 ~ Ai,tl"104' "'an'" o.""'<10. "JO.A,."',n
SEP-24-03 08:29 FROM-TaSCa REF COMPANY, +3\095260\4AQUI·VER
Ql-d1Jrtsah'"!nw,rolJl'll*"rtl/ 'bboa.-Dl0D'
T-083 P.23/23 F-919
PROJECT:UNOCAL CARSON REF DATB:10112J94 BORING #:MW·59 PAGE # 313..
.-.. ;>--Iq;;; ~ ;e g;- 0
i: c5 en ; LIU-IOLOGIC DESCRIPTION~
en COMMENTS~ ~ ~IJ-.
§CIl
~0 0 U.....I CIl ~ CIl
In tn ;f. ;f!. ;;It. ::>
. -.53 . "'0 "l'P""'" '" Ix;m _ tollIl:, mlll<l!tN'IO .. '-., ..,Iot o:lljp Clon4 ""ll<plllltlil
·.,.",,'. 5Ut:lOIDOO oIlPY ,YYJ 100 SP
I-- -.""7'_",
;:?<: ...l>l.tY<l, Btl'QI 'o}' 411, m-p4 SAND >Ilullll ""'" '00 SP,
54I--
" " ~.DOYC55 . ","
~.' ''" ,-:--· , "
56 '0000 ::P .bovC'...otrUflkr:& I1C 040r ,00 5PI-'---- , ,
57 ,uuoo ~ ...oo_..:.W\ p"A..4~ hh,."IG )o.IO..f ~lS. " ..S"'NO 21.1 ~1 ) Q • .lin) ...&.~ ..c.1)tUl 01 (- 100 5,'0"4SI"N0 ../nv '·...1
I---
S8f--- ·
59 IOUQU ...::to,lr.,..w<:. 'Itt4lh1l IIIl:grQ.:iJ\.....O.~ fiTC.).~U q~4",Il-/utl.:.a. -web round.cd &. ....ou :...»IPUOl,'tfl ..
"utl-O
I----- "
60 .IO"'ll'l"l>Ihns ""0 -"8OT, wo1l.IUV <Ilh"'1ll ... arAbS1ITlpl.
I----- " ' "
'.
61 : ./ ..I----- · "
", , ,62 " "
"",
l--- .,
, .»
63 -~
.'. ','{ ,........... I
64 · "- • ..=.•'- """ ..65
· ," ~"l'l""'''-, '
- .. .'- , ,
66 · , -, ,,,,'J t-- .".:-"
67\ .....
I----:::.. i
"
68 .....I---- , ,
.-'. -" ,-69 "
I-- · ,
" ,
70 ·I---
71 .....i---'- .... ~ .
72 .~:I:'.I-
73 '..,- • 't":
74 ., c\4ft»tp».~ IUU '"~.....- "
75......,r
..---- r'-, ".76
",.
: ,
~
77 " TD'17li!D IinoJ pl.oII" ...q QJl
r-- ......· ,
78 ....: ..'\
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SEP-Z4-03 08:Z8 FROM-TO seD REF COMPANY, +3109526014
No.
If' .a.:,,~.a.... '-"'.1..........~ ...... '""..... ....t...a..:...a. '-J.L" ....
Rtfl'" It! r~UI1t.H• .(J'" PI17"pbl",
CEOLOCIC LOG WELL OWl\; Ell
ORieNTATION Ic: ) _ veRT,C",- __ hORIZONTAL __ IINGl.1; __ ISPI1CIF" N..mc Uoooal CaFSSR ~efiMF)t
DEJ'TH TO fillS! w"rf.fi ___ tfl) BELOW.~l:R!'ACE Marlmg Addn..~ -1fi2Q E, Sap~lveGa0EP'n1PROIA
&uflFACE pF:SCRlrTION Carsoo CA Q0745CIT. STAre 2JP
Pr to Ft I l)aer,1k 7nUlCnuJ, /(T0.11 1·1~. {01U!. (I{ WELL LOCA1ION I,Addre) SaMe
;
,City 1
I· County !
, l-oS ,0.099196 ,i\P~ook fage P3fC.e1To~shlp T45 Range R13 SectionLanrude ! , NORTH Longitude I 1 )'11m
DEe. MIN. SEC. Deli MIN. SGe., · LOCA'I'lON SK£TCII ACTIVITY (..!..)-,· NORTH J- "lOTI ..eLI.
· ..,OOlf/CATION'ReI'AIR
_~pan, ·, _' om", ISP"",.lyl,
,_ DESTROY ,De~e,ob..· P,acolhdOd 4nd~rvr,.,O', · una",' GEOLOGICLOG")
: ... ... foPLANNEP USE(S)"I ~ (=::'), ii: .... .J-- a.cOh,TORJNG· wATER SW>PLY· ,
· _ Domv'frC
_ PubhC
_ .".g.'lon· _ f41Q..~l,...J
I rssr weu--· ,_ CAThODIC P,ROT£C· , SOUTI'1_ ~R ISpJC,'YI· , 1II,,,r141< or D~.cr.Pr· Pld4n", II} W~II [mm Landm4rJ..
· .r.cl• .... ll"..clo. Br..ld",S'. f.n<CM. Ru",,.,,, dlC j
rullS£' BE ACCURATE <:r COMrL£T£ ;
· ,DRilLING
· "'ErMOD I:1<lllow 5;em A.,.~r FLUID.· WELl~, ! - WA'fEH LEVEl III lELD Of COMrLET£P, , OEPTtt OF STATIC
WATER LEVEL (Ft) a DATE MEASuRED• I
ESTIMATEO YIELD' (GF'M) '" TEST TyPE
TOTAL DEP1'U Of I:lORING 77 (F.....l) TEST LEI'4GTM ___ (Hrs) 'rOTAl ORAWOOWt-4 (1'1)
TOThL DEJ>T1i Of COMPLETED WELL 71; 7 (f""r) ~ Mlly ncr be I"PTrJt:nrllrrlle 0111 ~"'fll'r lllng-l<7?11:field
DI:PTnCASING(S)
DEPTM ANNUJ.I\.R ~I\.T~RJAL
FROM SURFACE aORE· TYPE,./" I FROM SURFACe TyPEMOLEOIA z
8~lE:: MATERIAl-'
INTERNAL GAuGE SLOT SIZEce BEN.c. DIAMETER OR WALL IF ANT(.nc""41 $ ::s il: GRADE MENT TONIlE FILL FILTER PACK
f'r" 10 Fr il5 ~ "2 UlI<:nW$1 TI1,CJ(M:SS (mcneAl Fr. 10 Fr.(..!.. ) (~) (~J
(TTPe/SIZE)
,. :"0 g I'-~ - / ..... ' ,,.. A l c-. An .,., .w:> Q~ .....
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~'T"CH"E"S (~) CERTIFIC,\TJON sr .... TEMENT
_ GIlOIO\l.C 1-09I, tile unclafl1l11noo" Candy tnill 111.8 report ,s complete ana accurate to tha !:last 01 my knowlt:agc IIna Deliet
J-- Wen CORolf\lct.on ptaurbmNAME (fEil§j~~QG'bfiJkW~ffi~~T~~D)INC
( _ G..oph~",e81l.01l(~) JI- i_ 3od1 warer Cnemu:al Ana'l';e;
APORE:SS 2476 Carnios A.SRue-Sigftal-H11I CA 80806 CITY 51..1£ ZIPI - Olner ~i:
ATTACI1 ADPlrlOovAl. WFOR"fATION IF IT EXISTS S,gnel1 em &!ilJ6 es~tt-t1ftrw IZED
PWIlI88 REv 7·90 IF ADDITIONAl. SPAce I~DED. U~JIlEXT COR'SECUTIVELY NUp..1BERED FORt.!
. rage+-- o~__
Owne!"',. w-n !'l~\:Alt'iftt:~-~59~---- 446787Date Work Beg:m10/121904 • Ended ;'leOlfilc221~'9~4r-----
Local Permir i\gt"OCy LoS Anecll!:3 Sept ef 11eelUl 6ef\llces• Permit No. Permit Date _
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cont:.ai.ns a
~ 7C'
1:ll!.AL ~ Ben i:::::o.:..::e
4"
~a.sc_:.::e _
brown, damp, hard,pebbles, silt
same as above
::"ne
Hollow Stem Auge=
Monte:l:"ey #3
Lynn Thompson
_.... _.,...__V_I
: Sand (S?j wii:h some sil~, ~ro~~. d~~.:
11-26-85
:::;Jode:::-ately
ISHE:LL OrL COMPANY - 'NELL LOG
\.. I· \.. Adjaceni:rOBS 38 u:;e.&.T\OOoI r r:o\;se, we.;.
"'-'..... E"I,
L-JI I
~ ,ill dark~ few small
CJ
R~
,
- ~ --I - :::......... _:... ----- --
p=.-- ----_.--__ ..__ .::._r.:: __ -=,
-- .
~E
0.1-I
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:-!...I ?O- -3-'I
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sbo1
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1 T,_~,
1 <,
• .1-I
, TII
1 0 ~20,I
1 -I
2I-I
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~ --71-
!-:
" -:-: S
6
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I~~ ~ltAO:
pvc
?V:: sz..::;1' 20
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I.. .. t ;;: .. c
!1 2 a:: L ::l 0 ! :..i E :I l:. .. <,; .. -.... I -.... JC - .. i. r c I=
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II
a I ..I ~I •
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If
iII
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-. -; I ,'_ I·r III
Ij,i
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i~ ~'A-'~N \..J --_"'I .. '-' r
Ii
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.; _.:::...:. 7:CN .'.liAr'
I. I
II
2506-02~ii1.m.ingt:.on C-16
l,'~a
lSHELL Oil COMPANY - 'NELL LOGi I~nc:-. »Adjacent to Control House
il~":"t »1.1..-16-aS Il'll'UTloCl' »Overcast, cool
.. Kleinfelder
Split: Spoon
I~ 10"
.. Bentonice
l.INCmf 70'·t"-e
i~ ...I~oer-co r ::02. '::"ow 5 t:em Auger
IG.ll&..-s. » )1oncezey ~ 3~o.QI:
1= 90'20' .4"
"" Q ~ I.. s: ;:. ...t ~ ~ ~ \~3i:~;... I - .. I.c -.
:: c 1
i I~ I
," II = I
I ~ ~ II :: I• ::> :::
i ~ -
I e I! ; I
! ~ I: 56
~ . l·J I \"I I--
II
I ·1
I I
I \iI
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I i
I I,I I i
1
I, -'-1
:...L.!
:lli
!.j-,
I- 5-
t ,,;r
,_i, ~.~iI :::: I
7~ Ii 1t~ I--i
l-=:-\Rl: \ ~
s _ --..;
Sand (SP) light brown, damp, fine, loose,gas odor
Sand (SP) light brown, damp, fine, loose,qasoline odor, shell fragme~ts
C:a::' (C~) sendy t brown, damp I hard,qasoli.;"le cdoz
_~ay :~L) ~~OwTI, iam~r hard, qasoline
. ITTTTITT.l-I
lITTT1I
~
I ::l c:0 !Il
T ... (jj0
T t
I I !I I I! I II II I I-I IT1IiI-IT
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i
C-17
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III
II(I"1,iiII
I WE'...!.I c.:;MPu:TIm-l
I
-,-IIt!TiI '5 .x
c:0 a;r
i ~
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-I
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!II
I,I
i
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III1T!T
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~ .t t, l..DlC":'l1 ~G'IKU :"0"... lOlA
•t It 20'ITCT~ gO'~ -e ~ I .• O£"'T'M
-r..:.:: ,r:::::\~--. ;
11-26-85
Sand (SP) tan, damp, ':ine, loosegas odor
Sand (SP) ta~, damp, :i~e, sl~g~t gasodor
Same a.s above
Sane
\SHELL OIL· COMPANY - 'NELL LOG t,.1~~8'» CBS 38 Iu::c.>.T>l>)> _::,_e~a::=:::. :c :::::-.:.::-::::. ::c:.::.se I"100_n__~_-:-- --:...-_~~~Z:O » ::..yl"_'1. ':'~ompsc.r:. I~lI.:.m » ::':':':":::::':":::er
1:'l'll'U,.l)OQ \.., Hollow Stam AugerI;:: ~ Monterey ,3
JLaT 20
:: .... 21.1)IlJC .. :z:
a: a: ~ '" ..::I 0 11:-.. ...
g '" \oJ .. -... z.:.. ::c
4a.J... 120
1.J..I
:: TT
3l.1
I4 sl
l20, I
71I
.lI
,l1
5 o..Li20,
1-I
:11
:..LII
"T5 s l
.l:zoI
I ....:.l.
7.1I
,..!...!!
I4: 20 2
- I
II
II,
=-b: '-- ,;:; :i .l.
,,;
I
Ii
f:l : p.0 I :2
t! i
I \
II
It
J'l':"U"~.
!...:-VATICN ~
1SIHG )- TI'9'I!. PVC
="E!.."t ) ~ PVC,0
t Ii c:i0 .. z.
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.. ..3 .. t:: §0 .. :I
• Q
I~ '"•3: 45 4
COnON MAP
C-17
1,_::07iCN MAP, ISHELL OIL COMPANY - 't/ELL LOG 3 5~a.c.c:_=,__
I.
IIIiI
,I ..x:
c:0 Cl
1 ...<.:J t!J
I-I
-:
..:..
I1
. I
III-,IIT1!
S::::oen
"':'1"'\ f-..I
gas
70'
t 3e:1 C~::.:''':.el~
'"....
,', .,~.~ \.. .;c.-." ~~Q_n_.:-_ -- - .....,..,-~-~ ~e"se~.-.....- r -- _.......... - . __...... - ..........
Sand (SF) tan, damp, =ine, loosegas odoz
Sa.rne as acc ve
HI ZPI
~I II ILJI i
IIII Sand (SF) ~an, darnp, :ine, slight
~:;ll ode:::-:;lV
IL~ )Irr!::'II1U..l><I ....Iuen-co TI
.. / § ~ I.... C -:tr" .... I:J~t~:,,<.11 .. -.• .. J .:' : 1cl::c 1
~ sl.!.2o
1-'i1-
1
!I
1!I, -;
ICAn: )-I
4 o...L1 20
1..LI
2lI-3.1.I
• .1I
45l.120
,.1.I
1l.1
._1I
,l.1, "
50i20I, -1
:z-'I3l.
I. !.. -1-
::...:'1)..7:CN )-
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s;:;;>!!..... )- 'r'rW'!: ?VC
I I .::J
I I~ 0i e I ~ ;; %
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:r i : r=. ;.0 I .. • :> 5 2
I • ::;I::: <C
l :: •~ -, <4::: I <1~_ .J
IIIII
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I
II
II
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1
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2506-02thlmi::.c:-;:o:!. C - 1 8
lSHELL OIL COMPANY - WE~L LOG ,I·&Q--L-O'~ I
» !..y:m Thompson I~ » !<lei!lf~lc.er
I~ ). Bentoni t.e
I~» Split Spoon
11-26-85
Hollow Stem Auger
.:1onterey ~3
.... I.... AdJ'acent to Cont::::ol House I C'r aBS 38 ~~r
I~TlolQ » Overcast, cool II~
" ..... LDGTM 70'1="=--- 1)"
s.ar 20 4" 20'
I7 a I-
i!
1I
.. I..I
3III..!T,-II
5 -i
i7 -i-I
I
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7 -,-
(
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QQ..Uen
oX:c:III
iii
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I"10
>-T <D...T <D
c:, 0:::E
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,I
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-
!-,j
ITTT:iT 5TTTT-IT
tol ITBento~ite
IT1J..ITTT
fine
UTHOLOG-rfREMJoJUCS
I!San= (S?) I ~~~e-s~ey, 7er~ camp, loose,lrnediurn g=aL~eci, some oxidation stains,Ig;;.scli:1e ccox
:Z: ..2:.J.. :...c .... .... ~ ..-..:: c
~~and (SF), light grey, damp" loose,
28 grained, large areas of red brown32 oxidation stains, sour odor
HR
I
B28 ISand (SF), same as above, gasoline odor50
"... c-c ;:::I 0,. \J....
c
6 Q.LI
,lI
2lI
3.11
.. ...LII
6 sl.1·17-1
II_I
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: '59
.:..: .... c-·_..:..-.:z'.' C-lq.. :'_"7;...:...::;--:.=:: -
:0nON MAP ISHELL OIL COMPANY - 'NELL LOG I JOt.Q; :: ~ Sr ~--
11-27-85
~.» !..yr.n Thompson I;;IU.C ) ~'::"e:"n':al:::'e=
I
EndCap
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) 3en~on':"-==!~I ....
-e
(SP), grey, wet, loose, micaceous,to medium gr~ined, s~=~r.~ ~asoline
End of hole
Sand (SP), grey, we~, locse, medium crained,llmicaceous, small patches 0: ~r~wn oxida~ion Tstains, gasoline odor, 5~all amount 0: -\-thin-walled shel~ f=agme~== T
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Table 4-2Snmmary of Well Ganging Data
ConocoPbllllpsLAR. Carson PlantFall 2005
Well Date Well Top of Casing Top of Screen Total Depth to Depth to LNAPL .Groundwater LNAPL LNAPL' Type Corrected Ground-Number Gauged Diameter Elevation Elevation Depth LNAPL Water Thickness Elevation Specific Elevation Water Elevation
(inches) (feetmsl) (feet msl) (feet) (feet bgs) (feet bes) (feet) (feet msl) Gravitv (fectmsl) (feet msl)
MW-2 II-Oct·05 4 34.77 -17..23 69.37 47.52 -12.75 WT -12.75M\\I-3 n-oe-os 4 29.39 ·16.61 65.67 46.25 -16.86 WT -16.86MW·4 II·Oel·05 4 37.51 NA 69.83 56.09 56.09 TRACE -18.58 0.8299 ·18.58 \\IT ·18.58MW-5 11·0et·05 4 35.76- NA 81.04 57.39 -21.63 \\IT ·21.63MW·6 n-oe-os 4 41.68 NA 75.90 60.21 -18.53 P -18.53MW-7 12·0et-05 4 41.96 NA 92.40 64.50 64.50 . SHEEN -22.54 0.7749 ,22.54 WT -22.54MW-8 12-0et-05 4 41.39 NA 84.60 65.76 65.96 0.20 -24.57 0.9117 -24.37 \\IT -24.39MW-9 12-0et-05 4 45.67 NA 87.90 70.41 70.41 SHEEN -24.74 0.9111 -24.74 WT· -24.74
MW-13 12-0et-05 4 39.11 NA 88.75 NA NA NA NA NA NA WT NAMW-17 tz-ou-os 4 38.31 -2.'i,90 82.50 56.53 56.56 0.03 -18.25 0.7467 -18.25 \lIT -18.23MW-19 11-0et-05 4 34.99 NA 82.35 56.54 56.60 0.04 -21.61 0.7264 -21.61 wr -21.58MW-20 12-0et-05 4 28.80 NA 78.35 48.23 48.41 0.18 -19.61 0.8086 -19.61 WT -19.46MW-21 . 12-0et-05 4 36.84 NA 57.35 49.61 49.68 0.07 -12.84 0.8612 '-12.77 P -12.78MW-22 1l-Oet-05 4 37.25 -21.75 77.12 50.87 -13.62 \lIT -13.62MW-23 12-0et-05 4 34.91 -25.09 73.40 47.44 47.44 SHEEN -12.53 0.7580· -12.53 WT -12.53MW-24 12-0et.QS 4 26.57 NA 69.60 41.85 41.97 0.12 -15.40 0.8519 -15.28 wr -i 5.30MW-25 11-0et·05 4 34.71 NA 77.72 49.97 -15.26 0.7818 WT -15.26MW-26 n-oa-os 4 34.19 -18.77 75.18 47.8? -13.68 WT -13.68MW·27 12-0et·05 4 39.44 NA 89.80 62.20 64.70 2.50 -25.26 -22.76 WT -22.76MW-28 n-oa-os 4 42;67 NA 82.30 67.27 67.59 0.32 -24.92 0.8894 -24.92 WT -24.64MW-29 11-0et-05 4 31.19 -25.01 76.90 51.52 51.52 TRACE -20.33 0.8894 -20.33 WT -20.33MW-30 II-Oet-05 4 29.42 NA 53.04 43.55 -14.13 P -14.13MW-31 12-0et-05 4 33.47 NA 62.40 49.78 49.78 SHEEN -16.31 0.7783 -16.31 WT -16.31MW-32 II-Oet-05 4 32.13 -7.87 57.20 42.18 -10.05 P -10.05MW-34 12-0et-05 4 40.60 NA 89.20 62.76 63.10 0.34 -22.50 0.8383 -22.16 WT -22.21MW-35 1I-0et·05 4 33.90 -27.90 71.90 48.26 -14.36 WT -14.36MW-36 12-0et·05 4 39.02 -37.20 94.25 63.63 71.25 7.62 -32.2.1 0.8970 -24.61 WT -25.39MW-37 12-0et-05 4 39.49_ -37.00 87.25 62.26 62.28 0.02 -22.79 0.7455 -22.77 WT . -22.78
MW·38 12-0et-05 4 39.71 -31.70 86.65 61.46 61.74 0.28 -22.03 0.7690 -21.75 wr -21.81MW-39 12-0et·05 4 37.86 -36.60 85.20 59.79 59.91 0.12 -22.05 0.7753 -21.93 WT -21.96MW-40 n-oei-os 4 39.32 -14.70 69.95 60.70 . 60.74 0.04 -21.42 0.9123 -21.42 P -21.38MW-41 u-oer-es 4 39.39 -34.10 92.82 64040 -25.01 WT -25.01MW-42 12-0et-05. 4 41.03 -31.70 88.50 64.51 64.90 0.39 -23.87 0.8031 -23.48 wr -23.56MW-43 12-0et-05 4 37.80 -34.70 90.65 62.99 63.71 0.72 -25.91 0.9200 -25.19 WT -25.25MW·44 12·0et·05 4 38.45 -36.40 91.50 63.34 66.10 2.76 -27.65 0.9273 -24.89 WT -25.09MW-45 1I-0et-05 4 4J.06 -34.80 89.55 66.27 -23.21 WT -23.21MW-46 1I-0et·05 4 41.42 -25.60 84.40 63.1"1 -21.85 WT --21.85
r>.P:IPROJEeT6. .ARGWMIFALLOSlCAR60NTABLE6IT.bl. 4-2Gauge.x1.,21ll12005
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Table 4-2Summary of Well Gaugiug Data
ConoeoPbilllpsLAR, Carson PlantFall 2005
Well Dale Well Top ofCasing Top of Screen Total Depth 10 Depth to LNAPL Groundwater L!'IAPL LNAPL Type Corrected Ground-
Number Ganged Diameter' Elevation ' Elevation Depth LNAPL Water Thickness Elevation Specific Elevation Water Elevntion
(Inches) (feet msl) (feet msf) (feet) (feet bgs) (feet bgs) (feet) (feetmsl) Gravity (feet msl) (feet msl)
MW-47 IJ-Oel-05 4 37.43 -25;10 92.20 57.09 57.09 TRACE -19.66 -19.66 wr -19.66
MW-48 11-0el.05 4 39.68 -29.80 90.21 64.71 -25.03 WT -25.03
MW-49 12-0el-05 4 40.88 -31.80 93.60 65.18 65,43 0.25 -24.55 0.9188 -24.30 WT -24.32
II'IW-50 IJ-Oel-05 4 40.56 -41.70 96.05 62.92 -22.36 WT -22.36
MW-51 u-oe-os 4 36.10 -20.70 75.85 53.74 53.80 0.06 -17.70 0.7333 -17.70 Wf -17.66
MW-52 12-0et-05 4 36.46 -21.10 79,40 54.46 58.95 4.49 -22,49 0.8299 -18.00 WT -18.76
MW-54 12-0el-05 4 38.07 -21.50 9l.85 59.75 59.75 SHEEN -21.68 0.7264· -21.68 WT -2l.68
MW-55 II-Oet-05 4 26.42 -17.30 70.90 39.42 -13.00 wr -13.00
MW-56 28-0et-05 '4 34.90 -5.61 64.25 52,43 52.60 0.17 -17.70 0.7567 ' -17.53 WT -17.57
MW-57 12-0el-05 4 38.73 -9;70 88.05 61.89 69.90 8.01 -31.17 0.8031 -23.16 WT -24.74
MW-58 12-0et-05 4 43.75 -11.31 95.20 68.22 68.54 0;32 -24.79 . 0.9188 -24.47 WT -24.50
MW-59 12-0el-05 4 29.71 -8.70 79.20 49.50 49.50 TRACE -19.79 0.8086 -19.79 WT -19.79
WD-l ll-Oel-05 5 39.21 -129.00 192.20 61.52 -22.31 C -22.31
WD-2 u-oe-os 5 38.06 -123.70 187.18 54.69 -16.63 C -16.63
WD-3 IJ-Oel-05 5 38.12 -125.10 186.50 51.29 -13.17 C -13.17
R-4 12-0et.05 10 40.91 NA 93.70 67.90 67.90 SHEEN -26.99 0.8270 -26.99 WT -26.99
R-5 12-0et-05 10 30.45 -21.80 94.90 49.77 5UO 1.33 -20.65 0.8086 -19.32 WT -19.57R-6 12·0et·05 10 27.99 -22.10 94.00 46.61 50.02 3.41 ·22.03 0.8086 -18.62 WT ·19.27R-7 12_0et-05 10 ,36.81 -31.90 102.45 52.10 52.10 SHEEN -15.29 0.7440 -15.29 WT -15.29R-8 12-0et-05 10 41.76 -24.30 '97.70 66.14 67.20 1.06 -25,44 0.8450 -24.38 wr -24.54R-9 12-0et-05 10 42.08 -29.80 102.90 84.47 84.91 0.44 -42.83 0.8031 -42.83 WT -42,48
R-I0 12-0et-05 10 38.93 -27.30 109.70 61.27 61.50 0.23 -22.57 0.7640 -22.57 WT -22.39R-Il 12-0et-05 10 39.65 -28.60 ll1.95 58.85 63.10 4.25 -23.45 0.8383 -19.20 WT -19.89R-12 12-0el-05 10 41.89 -15.80 102.35 64.29 64.29 SHEEN -22,40 0.8383 -22.40 WT -22,40R-13 12-0et-05 10 40.02 -17.80 108.14 59.10 65.08 5.98 -25.06 0.8050 -19.08 \'IIT -20.25R-14 12-0et-05 10 40.88 -15.10 105.00 63.56 63.60 0.Q4 -22.72 0.8270 -22.68 WT -22.69R-15 IJ-Oet-05 10 37.54 -17.70 99.75 56.14 56.16 0.Q2 -18.62 0;8270 -18.60 \'IIT -18.60R-16 II-Oel-05 10 37.51 -19.40 107.74 56.07 -18.56 \'IIT -18.56R-17 12-0et-05 10 34.44 -22.30 89.50 53.72 54.60 0.88 -20.16 0.8304 -19.28 WT -19,43R-18 12-0et-05 10 38.42 -17.60 99.50 55.81 57.80 1.99 . -19.38 0.7580 -17.39 \'IIT -17.87
R-19 12-0et-05 10 36.70 -26.50 106.45 52.71 52.72 0.Q1 -16.02 0.7580 ·16.02 WT -16.01
R-20 12-0et-05 10 37.40 -21.90 101.97 56.18 56.26 0.08 -18.86 0.7612 -18.78 \\11' -18.80R-21 II-Oel-05 10 35.05 -20.40 98.52 52.12 -17.07 WT -17.07R-22 n-oa-os 10 27.67 -16.70 110.10 43.47 -15.80 ''lIT -15.80R-23 12·0el·05 10 36.14 -19.10 99.75 52.]] 55.15 3.04 -19.01 0.7580 -15.97 \'IIT -16.71R-24 12-0el-05 10 36.65 -8.10 100.10 50.00 52,48 2.48 -15.83 0.8690 -15.83 \'IIT -13.67R-25 11-0el-05 10 43.73 -27.20 llO.OO 67.05 -23.32 0.8008 ''lIT -23.32R-26 n-os-es 10 44.34 -24.20 112.05 67.80 -23,46 ''lIT -23.46R-27 12-0el-05 10 44.70 -23.40 107.10 68,23 '68.23 TRACE -23.53 0.8008 -23.53 ''lIT -23.53R-28 12-0el-05 10 42.89 -25.00 112.50 66:88 68.35 1.47 -25,46 0.9000 -25.46 \'IIT -24.14R-29 12-0el-05 10 41.87 -25.00 108.00 65.86 65.86 SHEEN -23.99 0.9000 -23.99 WT -23.99R-30 12-0et-05 10 41.57 -24.80 97.70 70.68 95.50 24.82 -53.93 0.9206 -29.11 ''lIT -31.08
P;\PROJECTSITOSCOILARGWMIFALL05\CARSPNTASLESIToble 4-2Oo.oo,xl. 1112212005 Page 2 of4
Table 4-2
Summary of Well Gauging Data
ConocoPblJllps LAR, Corson Plant
Fall 2005
Well Date Well Top of Coslug Top ofScreen Total Depth to Depth to LNAPL Groundwater LNAPL LNAPL Type Corrected Ground-
Number Gauged Diameter Elevation Elevation Depth LNAPL 'Vater Thickness Elevation Specllic Elevation Water Elevation
(inches) (feetmsl) (feetmsl) (feet) (feet bgs) (feet bgs) (feet) (feetmsl) GI'avity (feetmsl) (feet msl)
R·31 12-0cl-05 10 42.48 -21.50 1Hl.95 66.30 66.90 0.60 -24.42 0.9206 -24.42 WT -23.87
R-32 12-0cI-05 10 43.44 -24.90 109.20 67.77 68.30 0.53 -24.86 0.9280 -24.86 WT -24.37
R-33 !I-Oel-05 10 42.74 -19.00 109.10 67.75 -25.01 WT -25.01
R-34 12-0cl-05 10 43.18 -18.10 96.90 68.09 68.15 0.06 -24.97 0.8894 -24.97 WT -24.92
R-35 12-0cl-05 10 43.05 -18.70 103.20 67.62 -24.57 0.8894 WT -24.57
R-36 12-0cl-05 10 43.24 -17.50 103.40 75.36 77.80 2.44 -34.56 0.9260 -32.12 WT -32.30
R-37 12-0ct-05 10 40.09 -3UO 108.30 65.10 -25.01 wr -25.01
R-38 12-0el-05 10 40.91 -28.50 nO.02 65.88 -24.97 WT -24.97R-40 12-0el-05 10 40.99 -28.00 108.25 64.35 -23.36 WT -23.36R-41 !I-Ocl-05 10 40.15 -34.70 116.50 64.47 64.51 0.04 -24.36 0.8500 -24.32 WT -24.33R-42 12-0ct-05 10 39.35 -13.50 84.80 69.53 89.30 19.77 -49.95 0.9018 -30.18 WT -32.12R-43 12-0el-05 10 39.30 -13.50 88.50 62.30 71.00 8.70 -31.70 0.8984 -23.00 WT -23.88R-44 12-0el-05 10 39.49 -8.30 103.45 63.28 64,80 1.52 -25.31 0.8961 -23.79 WT -23.95
R-45 12-0cI-05 10 40.25 -12.90 95.10 63.92 65.20 1.28 -24.95 0.8933 -24.95 wr -23.81
R-46 12-0el-05 10 40.34 -15.20 . 96.55 63.60 67.30 3.70 -26.96 0.8922 -26.96 wr -23.66
R-48 12-0el-05 10 44.75 -22.80 112.00 . 69.16 71.10 1.94 -26.35 0.8008 -24.41 WT -24.80
R-49 12-0el-05 10 45.38 -19.90 108.90 69.76 69.76 TRACE -24.38 0.8008 -24.38 WT -24.38
R-50 12-0el-05 10 44.82 -23.10 108.40. 69.04 69.07 0.03 -24.25 0.8008 -24.22 WT -24.23
R-51 12-0el-05 10 45.08 -21.70 110.20 69.03 69.03 SHEEN -23.95 0.8008 -23:95 WT -23.95
R-52 II-Oel-05 10 44.64 -20.70 104.25 67.92 -23.28 WT -23.28
R-53 11-0el·05 10 42.34 -19.10 102.60 65.84 -23.50 WT -23.50
R-54 1l-Ocl-05 /0 42.77 -24.10 1l3.21 74.79 -32.02 0.8866 WT -32.02
R-55 12-0el-05 10 41.12 -29.30 114.30 64.63 66,70 2.07 -25.58 0.8866 -23.51 WT -23.74
R-56 12-0cl-05 10 42.05 -21.00 106.38 66.00 66.00 SHEEN -23.95 0.8866 -23.95 WT -23.95
R-57 12-0el-05 10 43.47 -23.70 114.80 68.05 68:05 SHEEN -24.58 0.9206 -24.58 WT -24.58
R-58 1l-Oct-05 10 45.90 -22.80 115.65 70.25 -24.35 WT -24.35
R-61 12-0el-05 10 41.98 -21.90 103.90 66.34 66.58 0.24 -24.60 0.7500 -24.60 WT -24,42
R·62 II-Oct-OS 10 41.39 -19.90 108.10 66.34 -24.95 0.7500 WT -24.95
R-63 12-0el-05 10 40.1l -29.50 110.40 64.96 64.96 SHEEN -24.85 0.8500 -24.85 WT -24.85
R-64 12-0el-05 10 39.46 -25.00 99.94 64.35 -24.89 WT -24.89
R-65 12-0cl-05 10 40.60 -27.60 1l 1.05 65.16 -24.56 WT -24.56
R-67 12-0el-05 10 38.72 -27.30 107.20 62.95 -24.23 WT -24.23
R-68 12-0el·05 10 38.03 -28.30 1ll.10 .62.00 62.20 0.20 -24.17 0.8338 -24.17 WT -24.00
R-69 12-0el-05 10 39.28 -13.90 96.90 63.02 65.70 2.68 -26.42 0.8961 -23.74 wr -24,02
R-70 12-0el-05 10 39.36 -7.70 101.90 63.20 63.21 0.01 -23.85 0.8930 -23.84 WT -23.84
R-71 12-0cl-05 10 40.15 -7.80 103.70 63.90 65.31 1.41 -25.16 0.8950 -23.75 WT -23.90
R-72 12-0el-05 10 40.19 -13.00 104.50 63:41 67.00 3.59 -26.81 0.8950 -23.22 WT -23.60R-73 12-0el-05 10 40.42 -15.60 95,90 63,17 70.10 6.93 -29.68 0.8980 -22.75 wr -23.46R-74 11-0el-05 10 43.55 -23.80 113.05 66.67 -23.12 WT -23.12
.".--.....\ .~ .~.
P:\PROJECT5\T\ RGWMU:A1.L05\CARSONTABLES\Table 4.2 Gauge.xI.. 11122J2Q05 Page
Table 4-2Summary ofWeU Gauging Data
ConocoPbillipsLAR, Carson PlantFaU2005
WeU Date WeU TOIl of Casing Top or Screen Total Depth to Depth to LNAPL ·Groundwater LNAPL LNAPL Type Corrected Ground-Number Gauged Diameter Elevation Elevation Depth LNAPL Water . Thickness Elevation Specific Elevation Water Elevation
(inches) (feet msl) {feet msl) (feet) (feet bgs) (feet bgs) (feet) (feet msl) Gravity (feelmsl) (feet msl)
R-75 Ii-Oct-05 10 42.78 -21.60 114.92 65.80 -23.02 WT -23.02R-76 11-0ct-05 10 40.56 -24.90 1l0.51 63.43 -22.87 WT -22.87R-77 Ii-Oct-OS 10 40.84 -24.90 110.82 63.40 -22.56 WT -22.56
Notes:NA = Not Available
WT = WeU Screenedin UpperBellflowerAquitardC = WellScreenedin GageAquiferp = WeU Screenedin Perched Water
Sheen = No measurable LNAPLthickness in the well;however. traceamountsofLNAPL wereencountered in well«0.01 foot thick).• = LNAPLspecificgravityinferredfromneares~ impacted well.
LNAPL = Lightnou-aqueous phaseliquid
P:\PROJECTS\TOSCO\LARGWM\FALLOS\CAR60NTASlES\Tablo 4-2 Gauge.xhs 1112212005 Page 4 of4
HoleNumber
1
Depth(Ft.)
SOIL BORING LOGWILMINGTON COMPLEX (WILM)
1123/80-1124/80
Description
ATTACHMENT II.
A (
t··..··...:;....».
"1..lr.~.,~~ ..:~"".....
~~.'. "
2
0-1
1-9
9-14
14-15
15-22
22-27
27-33
33-42
42-48
48-49
49-53
53-58
58-67 .
0-1
Surface sand.
Sand, brown, medium-fine grained, moderatelywell sorted with some silt, clean, slightmoisture.
Sand, tan, fine grained-some silt, clean,no odor. .
Shell strata, pelecypods in sand.
Sand, tan-green, some clayey sand with silt.
Silt, clayey, tan-green, shells, sandy in part,no odor, dry.
Sand, fine grained, silty, green-tan, somemica flecks, grading to medium grained· withdepth.
Sand, fine-very fine grained, blue-gray,well sorted, some silt, slight moisture .
Sand, fine-very fine grained, gr.een-gray,. some heavies, moist-not wet, clean.
Shell strata, small pelecypods.
Sand, fine grained, green-gray, shell fragments(definite marine sand).
Sand, silty, gray-brown, some clay, no odor,moist-damp (W.T. approximately 58 ft.).
Sand, very fine grained, clayey-silty, darkgray, some mica, slight product odor.
Blacktop and surface fill.
(
(
I-S' Silt, clayey, tan-brown.
S-11 Sand, clayey, dark gray, trace odor.
HoleNumber
3
11
Depth(Ft. )
11-12
12-19
19-20
20-25
25-32
32-35
35-51
51-57
57-65
65-69
0-1
1-20
20-30
30-40
40-53
53-58
58-61
61-65
Description
Caliche, hardpan (like clayey silt).
Sand, clayey-silty, dark gray-tan.
Silt, sandy-clayey, gray-green, no odor.
Sand, very fine grained, silty, green-yellow-tan,no odor.
Silt, clayey, tan, slight moisture, no odor.
Sand, fine grained, some silt, well sorted,blue-gray, slight moisture, slight odor.
Sand as above, odor getting stronger with depth.
Sand, fine grained, some mica flecks, green-gray,product odor, damp. .
..Sand, lower medium-fine grained, CW. T.approximately 64 ft.), strong odor at 65 ft.,very moist, well sorted some heavies and shellfragments.
Sand, fine-silty, coarse sand strata at 67 ft.(caved at 69 ft.).
Asphalt.
Sand, lower medium-fine grained, well sorted,green-brown with some heavies.
Sand as above, few silt and clay stringers,·35% heavy minerals~
As above, some mica, slightly coarser withdepth. .
. Sand, lower medi um grained, as above.
As above, getting moist, (W.T. approximately58 ft.) caving .at 58 ft.
As above, but turning gray with depth.
Sand, medium-coarse grained, slight productodor.
0-56 Predrilled,Sand, fine-medium grained, tan, product odor.
HoleNumber
10
17
Depth(Ft.)
0-1
1-8
8-21
24-28
28-35
35-46
46-53
53-58
0-1
1-10
10-14
14-16
16-25
25-27
27-32
32-38
38-40
40-48
Description
Surface fill.
Clay, sil~y, no odor.
Sand, fine-ve~y fine grained, gray-green,well sorted, trace odor.
Shells in white sand.
Sand, medium-fine grained, dar~ gray, heavyshell concentrations, pelecypods.
Sand, medium-fine grained, silty, clayey,brown-tan, very few shells, slight productodor, finer grained with depth.
Silt, clayey, some sand, brown, slight moisture.
Silt, very clayey, brown, some shells, no odor.
Sand, brown, grading to a green-tan, medium·grained, clayey-silty sand, moist at 48 ft.,no .odor (W.T. approximately 50 ft.).
Sand, medium-fine grained, silty, very clayey,brown-gray, slight product odor.
Blacktop.
Sand, fine grained, clayey, silty, brown,moderate solvent odor.
Sand, fine-very fine grained, tan, moderatelysorted, .dry, fair odor.
Shells and sand, pelecypods and gastropods.
. Sand, medium-fine grained, tan, heavy shellfragments, heavy odor (solvent?), odorstrongest at 24 ft., some silt.
Sand, green-gray, strong odor.
Silt, sandy, clayey, blue-green,strongsolvent odor and fumes.
~ilt, clayey, green-gray, strong odor.
Sand~ tan-gold, different odor.
Sand, very fine grained-silty, brown-tan,odor (Naptha, Toluene?).
(
(
(
HoleNumber
14
Depth(Ft.)
48-55
5S-7C
22-41
41-48
48-69
69-71
0-1
1-14
14-26
26-32
32-48
48-70
Description
Silt and very fine sand, tan-brown, no shells,clayey, moderate solvent odor, moist but notwet.
Sand, very fine grained, silty, clayey, blue-gray,strong odor and fumes, moist, no water.
Surface fi 11.
Silt, clayey, oily odor and saturated fill.
Sand, silty, clayey, brown, dry.
Shell strata with tan sand.
Sand, medium-fine grained, dark gray, fairsolvent odor, silty and clayey with depth,slightly moist•.
Sand, very fine grained, tan, some mica, silty,moderately sorted, fair odor, dry.
Sand, very fine grained, silty, blue-gray,old product odor, grading to sandy silt,clayey. .
Sand, fine-very fine grained, silty, blue-gray,some mica flecks, odor becoming more livewith depth.
She11 sand 1i ght gray sand, some 1arge shells,dry, still some odor.
Asphalt dike wall.
Sand, medium grained, clayey, silty, brown-tan,no odor.
Sand, fine grained, silty, tan-light gray,well sorted, slightly moist.
Sand, very fine grained, clayey with somesilt, gray-green, slightly moist, no odor.
Sand, very fine grained, well sorted, green-gray,slightly moist, slight product odor at 41 ft.,strong odor at 48 ft.
Sand, silty, product odor to 70 ft., no water.
Hole DepthNumber (Ft.)
18
0-1
1-6
6-17
17-19
19-21
• 21-25
25-38
38-45
45-·65
Description
Surface fi 11 .
Sand, medium grained, clayey, silty, dark brown.
Sand, very fine grained, silty, light gray-green,s1i ght ly moist.
Sand, light brown~ as above.
Shell strata and light tan sand.
Sand, fine grained, light brown, shells,dry, no odor.
Sand, fine-very fine grained, brown, dry',no odor.
Sand as above, gray, shell fragments, slightold product odor.
Sand, fine grained, silty with some clay,blue-gray, moist, old product odor.
(
(
(
SOIL BORING LOGWILMINGTON COMPLEX
4/21/80 - 4/28/80B
Hole DepthNumber (Ft.)
12 0-1
1-3
3-9
9-18
18-25
25-29
29-30
30-31
31-32
32-35
35-36
36-37
37-40
40-42
42-48
48-52
52-83
83-94
Description
Asphalt.
Sand, fine graned, clayey, silty, brown,moist.
Sand, fine grained with some silt, red-brown.
As above but with some clay, grading to adark tan.
Sand, fine grained, silt, tan, some heaviesand mica.
Sand, lower medium grained, with approximately3n% heavies and many shell fragments.
Shell fragments and medium grained sand(vhole pelecypods).
S· ind and shell fragments, some pebb1es.
Clay strata (4 inches), hard, oxidized.
Sand, lower medium grained, heavies andmica, some clay lumps.
Clay strata, green~brown, some fine sand~
Clay and sand.
Clay, brown, hard, some fine sand and silt.
Sand with shell fragments, some clay lumps.
Sand, fine grai~ed, silt with clay, shellfragments.
As above but getting moist.
Sand, fine grained, clayey-silty, blue-green,hard in places, slight product odor, lessclay-turning to clay lumps with depth,strong odor with depth, some mica and heavies,no clay after 60 ft. (W.T. approximately74 ft.).
As above but with shell fragments in places.
HoleNumber
19
6
Depth(Ft.)
0-1
1-8
8-12
12-16
16-35
35-40
40-55
55-58
58-60
60-65
65-70
70-80
0-5
Description
Surface 'fi 11.
Sandt very fine grained, silt and clay, oilsaturating the 6 ft.-8 ft. interval (oldDubbs unit).
Sand, fine grained t some silt and clay, tan.
Sand, 'very fine grained.
Sand, very fine graine~t tan, claYt no odor.
As above.
Sandt medium-fine gr-ained sand, blue-tan.
As above but with slight odor.
Sandt fine grained, clayeYt moist t no odor.
, As above, but used mud at 64 ft. to keepwalls from caving.
Sand, fine grained, blu~-green, gasoline odor.
As above but sand getting coarser with depth,shell fragments (W.T. approximately 75 ft.).
Sand, fine-silty, some clay, brown.
(
(
5-10 Sand as above, red-brown, slightly more clay.
10-15 Sandt fine grained, silty, light brown;grading to a tan fine grained ·sand with micaand heavies.
15-22' \ Sand, lower medium grained, light brown twell sorted, shell fragments, approximately25% heav'i es.
22-28 As above but with a gre'ater clay content.
28-30 Silt and clay, light green-gray, some finesandt mica flecks.
30-37 Sandt fine grained with silt and claYtlight brown-green; grading to a fine sandwith approximately 25% heavies, mica flecks.
37-43
43-50
50-54
As above but not as many shell fragments.
As above but with clay lumps, more claywith depth. '
Sand, fine grained, brown, well sorted,approximately 25% heavies, no clay lumps.
(
HoleNumber
Depth(Ft.)
54-57
57-59
59-60
60-67
67-73
Description
Sand, fine grained, well sorted, brown,subrounded, subsphericaT, approximately35% heavies, mica flecks.
As above but with some clay lumps, gettingmoist-very d~mp. More clay with depth,CW.T. approximately 59 ft., may be perched?).
Clay strata, hard, some sand and silt(Aquitard? ).
Silt, clayey, sandy, approximately 40% heavies,mica flecks, wet. .
Clay, s i 1ty, 1i ght brown, interbedded fi nesand.
5 0-3
3-5
5-10
10-25
25-29
29-37
37-40
40-41
41-42
42-44
44-48
48-50
50-52
52-57
57-60
Surface fill, silt and clay, dark brown.
Clay, silty, light brown, no odor.
Sand, fine grained, brown.
Sand, silty, dark gray, some clay.
As above grading to a green-gray, clayey.
Sand, fine grained, well sorted, green-gray,mica flecks, d~, ve~ slight odor.
Sand, fine grained, green-gray, moderatelysorted, mica flecks, moist, odor increasingwith depth.
Clay, sandy, hard, brown, some silt.
Silt and fine sand, green-gray, very slightproduct odor..
Sand, fine-lower medium grained, lightgreen-brown.
Sand, fine grained, clayey and silty, brown,not many heavies.
Sand, fine grained with heavies, interbeddedwith brown clay.
Clay. hard, blue-green, slightly brittle,malleable.
Sand. fine-medium grained, light green, wellsorted. shell fragments.
As above but fine grained, some cementation_.I: ..J _I ..... -
67-73
73-76
76-84
4 0-1
1-30
30-37
37-40
40-45
(
(
(
u'G.;;:» ....... po: ..... _fl.
Added Revert-type mud·to hold up the wall.
Asphalt.
As above, wet sand, some clay interbeddedwith sand.
Sand, fine grained, light blue-green, wellsorted, approximately 25% heavies gettingdamp and grading to a lower medium sandwith depth.
Sand, medium grained. (W.T. approximately75 ft.).
Hydraulic fluid has leaked from the drillingrig into the observation holes.
Sand, very fine grained, green-gray, wellsorted,some mica flecks, stronger productodor.
As above but with some clay stringers, shellfragments.
Sand, fine-mediu.m grained, green-gray, no shellfragments at 60 ft., some product odor.
Sand as above grading to tan, well sorted,approximately 35% heavies, some oxidation.
Used bentonite mud elmco Gel) to hold upthe hole.
Sand,. lower medi um-fi ne grai ned, well sorted,tan, some heavies, ·some silt and clay stringers.
Sand, fine grained, well sorted, tan, slightproduct odor. .
As above but sand is becoming finer grainedwith depth.
Sand, fine grained, well sorted, brown, micaflecks, grading to a green-gray at 41 ft.,
. product odor getting stronger.
" I.. I
60-67
54-58
58-62
67-82
45-54
62-67
.numoer•II
•
HoleNi.iiilCar
Depth(Ft.)
SOIL BORING LOGWILMINGTON COMPLEX
5/27/80-5/30/80
Description
I',;,·.~:'\
9
0-8
8-17
17-26
26-29
29-34
34-39
39-49
49-65
65-77
77-79
79-96
8
0-8
8-12
12-14
14-20
Sand, silty, brown (asphalt first foot).
As above but with some clay.
Sand, fine grained, brown,.not much clay,some mica and heavies.
Shell fragments (pecten and ostrea), andfine-medium grained sand.
Sand, fine, grained, silty, green-brown, someclay balls.
As above but with some clay stringers.
As above but clay now occurs in seams (2 inchesthick), grading to mostly a silty clay.
Sand, fine grained, gray, mica and heavies, someclay stringers, browner with depth, (caving at50 feet).
As above but a lower medium grained sand.
Sand, low medium grained, gray-brown, micaand heavies, slight qdor?
Sand; low medium grained, gray (W.T. approximately 90 ft.).
Sand, silty, brown (There is a 1 inch asphaltlayer at 2 feet).
Sand, fine grained, green-brown.
As above but moist and silty, some claystringers.
Sand, medium-lower medium grained, light-green;grading to a lower medium sand with mica andheavies .
~.
t._
r
HoleNumber
7
Depth(Ft.)
20-25
25-28
28-32
32-40
40-50
65-80
80-96
0-12
12-20
20-24
24-33
33-50
50-56
56-60
60-83
83-95
Description
Sand, lower medium grained, tan-light green.
Shell strata with lower medium, tan-green ·sand.
As above but shells thinning out, green-blue,silty clay.
Sand, fine-medium grained, light tan, heaviesand mica, some clay stringers, oxidation,(caving at 35 feet).
As above but with a stronger odor, some black(organic?) layers, some shells.
Sand, silty, blue-.green, some heavies and mica,some hard clay stringers, strong product odor,shell fragments at 56 feet.
As above but medium grained sand, good odor.
As- above but more clay, (W.T. approximately87 feet) (some Weld~On.primer dropped inhole).
Sando, si 1ty with some clay, brown.
Sand, lower medium grained, brown-green, someheavies. -
As above but with some clay stringers, someshell fragments.
Sand, lower- medium-silty, blue-green, heavi esand mica.
Sand, lower medium grained, tan, heavies aAdmi ca.
Sand, lower medium-medium grained, heavies-and mica.
As above but more green, some oxidation,grading into a silty sand with shell fragments.
As above but grading to a medium-lower mediumgrained sand with some clay stringers at 70 ft.
As above but getting moist, strong productodor, CW.T. approximately 85 ft.) caving badlyat 85 ft., very strong odor at 87 ft.
c
c
-(
~.
. ; ..
} ..
HoleNumber
16
13
Depth(Ft.)
0-2
2-5
5-6
6-12
12':'24
24-30
30-39
39-50
50-62
62-63
63-82
0-1
1-14
14-15
15-25
25-31
31-39
Description
Asphalt and fill.
Sand, lower medium grained, brown (fill).
Clay, sandy, blue-green.
Sand, lower medium, brown-green.
Sand, medium grained, tan, heavies and mica,some silty. ~lay stringers, oxidation~
As above but now an orange-brown silty-clayeysand.
Sand, clayey, light tan-brown, more siltywith depth, some hard clay stringers.
Sand, lower medium grained, light tan, heaviesand mica, well sorted with interbedded silty clays(2 inch beds), strong odor at 45 ft. (solveht?).
As above but more sandy.
Clay, blue-green, hard.
Sand, lower -medium grained, silty, blue-green,heavies· and mica, moderately well sorted;shell fragments at 65 ft. (W.T. approximately73 ft.), (caving at 71 ft.), very strongodor at 73 ft., used water and bucket augerthe .1ast 10 ft.
Grave1 fi 11.
Sand, silty, brown with some clay stringers.
Sand, silty, green-brown.
Sand, lower medium grained, light tan, heaviesand mica.
As above but medium grained, some rollergravel, shell fragments at 26 ft.
Sand, lower medium grained, qrange-brown,shell fragments, interbedded firm, plastic clay.
)\: Most she 11 fragments appear to be deri ved from the cl ass Pel ecypoda, (.suborders Pectinacea» Ostreacea» and Cyrenacea; and some from theclass Gastropoda» order Mesogastropoda.
** The green coloration of some of these saRds is due to the ~ineralepidote.
HoleNumber
Depth(Ft.)
39-57
57-65
65-78
78-90
Description
Sand, lower medium grained with some silt»blue-green» some clay stringers. .
A~ above but clay stringers are now firm andbrown.
Sand, medium-lower medium grained, well sorted,mica and heavies, slight odor at 75 feet,(caving at 75 ft.).
As above but medium grained» (W.T. approximately 80 ft.), .~trong odor at 79 ft., usingfirewater to hold hole up.
(
(
SOIL BORING LOG
WILMINGTON CCHPLEX (W ILM)
7/28/80 - 7/30/80
D
Hole Number
. 20
Oepth (Feet) Oeseription .
0-4 Silt, clayeys brown.
4-7
7-20
20-27
27-31
31-35
35-40
40-42
42-55
55-61
61-62
62-69
69-80
. Si1t, dar k brown.
Sand, upper fine grading to a lower medium grainedgreen-brown.
Sand, coarse and medium grained wi th heavies,light green-gray. .
Sand, coarse-medium grained, well sorted, 30%heavies grading to a medium grained sand.
Sand, medium grained, dark green-gray, some claystring~rs.
As above but sand now fine-medium grained, higherclay content, some moisture, product odor at 40 feet.
As above but less clay content, clay stringersdecreasi og, no cl ay at 42 feet. .
Sand, medium-fine grained, green-gray sand,30% heavies with some mica, grading to amedium grained sand, oxidation is evident,grading to a coarse sand at 49 feet, moderatelywell sorted. .
As above but medium-coarse grained sand.
Sand, fine-lower medium grained·, black, largeclay stringers.
Sand, fine grained, dark green with heavies andmica, clay stringers, oxidation sti 11 evident,·grading to a fine-medium grained sand, moist at6.7 feet, (W. T. approximately 68 feet), odor.
Un known.
WILMINGTON CCMPLEX (WILM)
9/S/80 - 9/16/S0
f(
Asphalt.
S~lt, clayey, moist, plastic, black-gray.
Sand, fine grained, silty with some clay, darkgray-green, some clay .seams.
As -above but. wi th mica and heavies, sl ightox~aation, grading to a tan at 18 feet.
Sand~ upper medium grained, tan.
As above but medium-fine grained, hard clay seamat 24 1
•
Sand, medium-fi ne grai ned, green-tan turni ng tan (and well sorted with depth.
Sand, lower medium grained, gray, heavies.
Sand, medium grained, blue-gr~en.
Sand, medium grained, gray, heavies, productodor and getting moist.
As above but wi th shell fragments (W. T.approximately 49 feet), caving at 50 feet.
C1 ay, hard, strati fi ed seam.
Sand, fine grained with silt, green-brown.
Sand, fi ne grai ned, tan, well sorted.
As above but medium grained and highly oxidized, C'some' cementation and pebbl es. '
Silt, clayey, brown, some sand.
Oeseription
Asphal t ,
Hole Number Depth (Feet)
21 O-~
~1
1-9
9-19
1.9-20
:1, 20-26~'
i-s: 26-35
35-43
43-44
44-4'S
~
:f 48-50}~:
~.:
50-60Jl'
':'I.'" . 22 O-~
.s-s8-12
12-19
19-20
~~
Ho1 e Number Depth (Feet)
.20-27
27-36
36-38
38-43
43-52
52-65
WILMINGTON crn PLEX (W ILM)
9/8/80 - 9/16/80
Oescri ption
Sand, medium grained, tan, small clay granulesand a moderate clay content in the sand.
Clay, hard, tan, increasing sand content withdepth grading to interbedded fine sands andhard cl ay.
Clay and fi ne sand, brown-green.
Sand, upper fine - lower medium grained, 40%heavies, some clay.
Sand, as above but light gray, some mica.
As above but wi th shell fragments (ostreacea),strong odor at 61 feet, shells thinning out withdepth.
65-69
69-77
23 o-~
~2
2-10
10-19
19-21
21-26
26-27
27-30
Sand, lower medium grained, strong odor (W. T.approximately 68 feet). .
As above but approximately 50% clay content.
Asphal t ,
Sand, 1ower medium grai ned (fi 11 ).
Silt, brown, clayey, some fine sand.
Sand, fine grained, green-tan, heavies and mica.
As above but wi th many she 11 fragments.
As above but with a higher clay content and claystingers.
Clay, sandy, green-tan.
Sand, clayey, green-tan, some hard clay seams,oxidation.
(
WIUHNGTON CGtPLEX (W ILM)
9/8/80 - 9/16/80
Hol e Number Depth (Feet)
30-34
'De scri pti on
Sand, fine grained, silt, mica and heavies, highclay content.
33-43 As.above but grading to a lower medium grainedsand with some silt and clay, moist at 40 feetand ·Odor.
(
(Asphalt.
As above but wet medium grained san9, very strongodor at 45 feet, grading to a lower medium-finegrai ned sand.
As above but with a high silt and clay content.
Sand, medium-grained, blue-green, heavies andmica, high silt and clay content. CW. T.approximately 62 feet).
Sand, lower medium grained, gray, mica and heavies,moderate clay content, some clay seams.
As above but interbedded with brown oxidized mediumgrained sand, grading to a lower medium - fine
·grained sand, slight odor.
Sand, medium - upper fine grained, mica and heavies(W. T. approximately 63 feet).
34-51
51-60
60-78
Sand lower medium-fine grained, green-gray.
Sand, fine grained, silt with clay, green;'brown, mica.
Sand, fine-lower medium grained, blue-green,·heavies and mica, some s11t and c1 ay,
Sand, fine grained, blue-green, high clay contentwi th hard cl ay seams and stri ngers, some carbonatede~sits, grading to· a hard brittle clay, strong~~ . .
21-33 Sand, fine grained, light green-gray,' heavies andmica, grading to a light green-blue, some oxidation.
43-51
51-59
59-70
O-Js
~3
3-14
14-16
16';"21
Hole Number Depth ( Feet)
25 o-~
~3
3-6
6-1~
13-15
15-25
25-27
27-30
30-35
35-4·1
41-45
45-51
51-58
58-59
59-65
65-75
WILMINGTON .CGt PLEX (W ILM)
9/8/80 - 9/16/80
De scri pti on
Asphalt and gravel.
Clay, sandy, brown.
Silt, clayey, light brown.
Clay, silty, green-brown.
Si1t and fi ne sand, green-brown.
Sand, medium grained, light tan, many shellfragments, shells thinning out with depth.
Clay, hard, tan.. .
Sand, medium grained, tan, grading to a fine-siltysand and cl ay.
Clay se~, tan fbr one fbot, then interbedded claysand fi ne sand, ox; dati on.
As above but now a silt and fine sand, grading backto clay.
Sand, medium grained, tan, sl ight1y fi ner sandwi th depth, mica and heavi es, sl ight odor.
Sand, medium grained, 9reen~brown, heavies andmica, strong odor, saturated hard clay layer at46 feet (Perched W.T.).
Sand, lower medium grained {dry}, heavies andmica, grading to a light tan.
As above but getting wet.
.Cl ay, hard.
Sand, medium grained, blue-gray, heavies and mica,some clay stringers, {W.T. approximately 71 feet),some silt, grading to a blue-gray coarse sandat 74 feet.
(
If .
WILMINGTON CCHPLEX (WILM)
9/8/80 - 9/16/80
r
IHole Number
26
Depth (Feet)
O-~ Asphal t.
~2 Clay, brown.
Oeseription
2-10 Silt, clayey, brown, grading to a silty-fine grainedsand wi th cl ay.
(
Clay, plastic, green-brown, slightl~' silty, somehard clay stringers, clay has increasing silt~ontent with depth.
Sand, fine grained, tan, some mica.
Sand, medium grained, tan, many shell fragmentsgrading to an upper medium grained sand, someheavi es.
(Silt, clayey, fine sand, brown, wet (perched W. T.).
.Clay, hard, brittle, blue-gray.
Clay, silty, green-brown.
Clay, hard, brown.
Sand, fine grained, silt and clay, green-brown (wet).
Silt, clayey, blue-green.
Clay, hard, brown and black, fine sand.
Sand, fine grained, blue-gray" with heavies,grading to a lower-medium .grained sand with micaand heavi es (W. T. approximately 66 feet).
Sand, fine grained, clayey, silty, brown, gradingto a·g reen- brown fi ne sand.
Sand, lower medium grained, green-brown, shellfragments, heavies and "mica •
0-17
23-33
10-16
16-23
24-27
27-29
33-34
34-36
36-44
44-50
50-54
54-75
17-24.
27
Hole Number
28
Depth (Feet)
29-35
35-37
37~44
44-47
47-49
49-50
50-66
66-71
71-72
72-78
78-80
80-86
O-~
~-4
4-7
7-8
8-15
15-22
WILMINGTON CCMPLEX (WILM),
9/8/80.- 9/16/80
Oescri pti on
Sand, loWer medium gr.ained light blue-gray,some silt, m1ca and heavies, some clay•.
Clay, hard, brittle, blue-gray.
Sand, lower medium grained, blue-gray, mica andheavies, grading ·to a fine grained sand with silt andclay.
As above but with a high clay content.
sand, medium grainl;!d, blue-gray, heavies and mica,some silt and clay, wet at 49 feet (perched).
Clay, gray, silty.
Sand, med i um grained wi th some si 1t , blue-gray, highclay content at 51 feet, sand at 52 feet, mediumgrained .sand at 57 feet.
sand, medium grained, dark b14e-gray, mica.
As above but grading to a silty clay.
As above but no clay, moderate odor.
As above but now claYey.
Sand, medium-fine grained with silt, mica andheavies (W. T. approximately 80 feet).
Asphal t ,
Silt, brown.
Sand, fine grained and silt, light brown.
As above but with a high clay content.
Silt,· clayey, orange-brown.
Sand, silty and fine grained, green-brown gradingto tan, the sand grades to medium grained at18 feet.
Hal e Number Depth (Feet}
22-25 -;;'";" \
WIUHNGTON CG1 PLEX (W ILM)
9/8/80 - 9/16/80
De scri pti on
Sand, medium grained, tan, many shell fragments(Pectenacea, Ostreacea), sand grades to greenwi th depth.
(
25-29 Sand, lower medium grained, light green-tan, micaarid-heavies.
29-37 ._-'- Clay, silty, green-tan, grading to a hard brittle- orange-brown clay, grading to a tan.
37-42 Clay, sandy, orange-brown, some organic stringers,sand content decreasi ng wi th depth j cl ay becomeshard and plastic at 39 feet •
.42-43 --. Sand, fi ne grai ned and silty, clayey, green-tan. (-:::.'7.:"
43-46 Cl ay seam, wet.-'--'~
46-47 Clay, green-brown, very hard and plastic.
47-49-.; ':'"\
49-5l.
51-52
52-54
54-56
56-90
Sand. fine-grained, silty with some clay,green-brown, saturated (perched W. T.).
Sand, fine grained, green, saturated.
Cl ay, very hard, .green-brown, some organic stri ngers,oxidation is evident.
Sand, medium grained silty, high clay content,wet, strong odor.
Clay, hard and plastic, green-brown.
Sand, lower medium grained with silt and clay,light blue-gray, shell fragments at 61 feet,sand grades to a dark bl ue-gray at 80 -feet,shell fragments at 83 feet, (W. T. approximately83 feet).
(
Hal e Number
WILMINGTON CCMPLEX (WILM)
9/8/80 - 9/16/80
Depth (Feet) Description
0-5 Sand, fine grained-clayey, brown, concrete layerat 3 feet.
30
5-11
11-15
15-24
24-25
25-28
28-39
39-44
44-48
48-53
53-75
0-1
1-8
8-13
13-16
16-25
Clay, sandy, black and oil saturated, strong odor.
Clay, hard, plastic, blue-green.
As above but is now clayey, fine grained sand gradingto brown at 20 feet.
Sand, hard and somewhat plastic, green-brown.
Sand, clayey, green-brown, grading to a silty,lower medium grained sand.
Sand, fine grained,. tan with mica and heavies.
As above but now a medium grained sand.
Silt, clayey, blue-gray, grading to a clayeyfine grained sand wi th mica and heavies.
Sand, fine grained, silty, blue-green to gray, withmica and heavies (moderate odor).
As above but now a silty-medium grained sand, shell. fragments at 5.6 feet, (W. T. approximately 71feet, all product).
Cl ay, hard tan•
Silt, clayey brown.
Si1t, cl ayey, blue-green wi th mi ca.
As above but now wi th a hi gh c1 ay content.
Sand, fine grained, green-brown, grading to.a. silty-medium grained sand.
Hol e Number Depth (Feet)
WILMINGTON CCMPLEX (W ILM)
9/8/80 - 9/16/80
De sc ri ption
(
25-43 Sand, lower medium grained with some silt, heaviesand mica, product odor.
43-48 Sand, medium grained, blue-gray, some silt,mica and heavies (perched water? approximately44 feet).
48-50 Clay, hard.
2-7 Sand, fine grained, clayey, silty, brown.
7-28 Sand, fine grained, silty, tan.
31 0-2
28-50
Sand, fi ne grained, si 1ty, b1 ac k., "
Sand, medium grained, with silt, light blue-gray. (50-52 Clay, silty, blue-gray.
52-56 Sand, upper fine-grained, silty, dark blue-graywith heavies and mica.
56-75 Sand, medium grained with silt, heavies and mica,light blue-gray. shell tra!ments {We T. approximately67 feet}.
32 0-2 Silt, clayey, brown.
17-49
2-4 Sand, fine grained, silty, brown, damp withsome clay.
4-8 Clay, silty, green-brown.
8-17 Clay, hard brittle, brown, somewhat plastic.
Sand, medium grained with.silt, brown-tan,grading to a fine sand at 20 feet, grading backto a medium sand at 21 feet, fine sand and clayat 25 feet, high clay content at 41 feet.
49-51 Sand, medium grained, tan (perched W. T.apprOXimately 51 feet).
(
Hal e Number
WILMINGTON CCM PlEX (W ILM)
9/8/80 - 9/16/80
Depth (Feet) Oescri pti on
51-55 Sand, medium grained, clayey, blue-gray.
55-58 Clay.
33 0-1
1-4
4-24
·24-25
25-28
28-32
32-44
44-45
45-48
48-55
55-58
58-63
63-70
Gravel and asphalt.
Silt, clayey.
Sand, silty, gray.
C1 ay, hard.
.Sand, fine grained, clayey.
Clay, green-brown.
Silt, clayey, green-brown, grading to a clayeyfi ne sand.
Sand, fine grained, clayey, gray, many hardcemented shell fragments.
C1 ay, brown.
Clay, silty, brown, some fine sand.
Clay, hard, plastic, brown.
Silt, clayey, brown.
Sand, ·lower medium-grained, blue-gray, mica andheavies (W. T. approximately 65 feet).