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<br /> ,� Chevrons�U S:`A .Products Company �z, " _�� �1, 4 - 'ter � = '� ,
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<br /> ` San Ramon �Calif -
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<br /> Attention: Brett Hunter ' , �� ;wry K, ;, ,� -r ,j ,k
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<br /> . '' . ,_• Reference. .Domes'ticz Water'`Wel:l s'Sampl .ng 4 �, tii 3 `
<br /> ' ° k `� s , '+ Chevron' Station Nd` 9 _2396 , I� �, p _ n► x � �.� , _. �;"
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<br /> ... �. a a � #� aW h '2565 . Highway •9.9 North _,., `f , ,%. .� �
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<br /> ,,,, Gentlemen �� � � �,;:4,)*,"r r-� �`���� � . . ;I,.,-� ,' F _} �, -
<br /> - # . a Eti; { y sY F 3 w� 7 s* .c'� 4 ie'iy r ;"� F_.� e s L ,3
<br /> I This better ' rhas b'eeri ,prepared .. at >;' Chevron.' s 1.request• oto .:
<br /> ,,'`. `# .,documents twos water.. :samplzng 'events• performe.&47�'&t '-the above1._ 4.. -
<br /> ,referenced s1te" 0n June* 24,E '1994 ,y and :. July 28�, 1994 `a. -� f
<br /> y =,,� Touchstone repr,ese,nta "" met ,1wzth- Harlin : Kno11 o'f Sanr _ � r
<br /> � * , � Joaquin< County . Hea'lt%hw Department, Envirorimenta`lt. Health �
<br /> '�_ Dzvis.. to: collect ;water- ples';from$a .domestickwat'er well fr , -
<br /> , located enear {the frontagE road•west b%f, they"pump isl1,6"ands ° � ,
<br /> �' a - - F t ,',.,,' ?'-,a .: y y :. 4 N' M tis a�� ,- i ) ! ,r"'�'e��c !y ,y�ay i ti.&r. 4 ' ,�. . ,
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<br /> A .tvalve was*11 tpl:aced at�'the. we'111 'head-„and,A'the wei'1 wa's "A
<br /> ,,*# stressr.ed by'' runri�ng� Ovat1.e t nsid'e the; station bui�ld�ng As "I Y
<br /> k. m the' wel'�] c , "r )
<br /> ycled,. on, water samples were collected i inu140 ml 4 t,
<br /> rG #x;.. ��} voTat -,el;, Rorganic�, z yzIng. g} assn vials (VOAs ) from the w ; ` °
<br /> =n: valve jThe`�'VOAsswe:re 4,checked` to '�ma'ke sine no headspace a or
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<br /> ` bubbles were 1`eft .i"n the VOAs � Thea-VOAs- were ..-label,� -entered $ _ '� `� ;1x`
<br />} �, 'P 3.� 3 { fes'. S •�. ., F' .. f A y .LI
<br />} , on .a �.Chaln of Custody� form, plaeed in a ..cooler on dice;' and 1
<br /> transported to Superior r. recisiori AnalytiI. cal, 'Inc a "State r�
<br /> certified 4 Yanalytical mklaboratory,-`� locatedyo in Martinez',rt
<br /> '.,I '. llforn3a ;. , r#' � � '' `s °. . t . 3 1-
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<br /> F �-fi -` Four; VOAs were .: col�iected, 4durin each "-sam lin event sand # 7-_-
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<br /> �'R^.- nalyzed�xforTotal Petroleum Hydroca-rr.bori`s (, H) .;calculated ^ I.A"' __V ,
<br /> k for gasoline' .according tb -EPA�'Method 8015..,modified e'Benzene,
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<br /> Toluene;- Ethylk5enzene and Xy:lene's (.B:T xj: '�acco'rding ,-to EPA , �� , .� _:
<br /> r'': `' ` • ,,Meth'od `: 8020..E Sampl-esr,co'llected�. from,7,bo-Eh � events.��were ; not �," . lit, ";.
<br /> °3 k R detiected�. at or ,abo�i� th'e��l'aboratory> detection��l.I:mltsl (ND_) ,,r � -`:
<br /> _ . . `j N for :,TPH-gas -and. '_BTEX t` Theo certified;analytic�al� reports from -� "� �" .
<br /> f the laboratory are attached ., • � t z F' ,� I° ,
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<br /> V, ,. , ' P.O. Sox 2554>'s� Santa Rosa, CA 95 05 V11Office '(707) 538 8818 Fax (707) 538 812 Mobile/Fac (707)484-5112
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