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<br /> -
<br /> z - ANALYTICAL RESULTS OF HISTORICAL GROUND WATER SAMPLES -TPH AND BTEX '-
<br /> f
<br /> - WEST CLAY PROPERTY
<br /> 639 West'Clay Street, Stockton, California
<br /> Well ID Depth to,- TPH as TPH as Ethyl- _
<br /> Screen interval Date ound water -Gasoline Diesel MTBE Benzene Toluene benzene Xylenes
<br /> f
<br /> - = MW-1 continued 02/05/04 r 20 60 11,000 4,100 _ NA 750 40 550 _ Y 184
<br /> _ (40-60) 05/05/04 = 1988 _ 14,000. _T _` 1,500 NA - 2,460 87 _ 920 Y 407
<br /> _ 08126104 -2140 13;000 - 1,800' = NA k 21900 180 1,600 - 1,554 =
<br /> y 131119104 2199 L11,000` 4,800- ,t NA 2,000 110 - -�620 - 555 - 3-_
<br /> 03/04/05' 1977 - , 13,000, - 1,500 NA 790 90- 370 547 - -
<br /> " 06/03/45 1864 - 15,000 2,100 - NA 1,400 150 °690 1,153
<br /> i 09/16/05 19 84 27,000- 20,000 _ -- 8,300 330 .,-1,700 2,330- -
<br /> a MW-204104194 36 44_ R= 81,000 11,600K NA _ 3,400 n 10,400 3,200 - - 2,900
<br /> (40-60) 12/16/94 _ -3783, - NS NS _NS _ NS ` -NS _ NS -- NS- -
<br /> - - - - r 03/31/95 , 31 18 - -----NS-, Ns- - NS NS NS NS -
<br /> _}K `
<br /> 10_131195 ' 29 34` 35,000- NA `NA ^2,100 4,200 = 21,000- 3_;500= r
<br /> 05/06/96 2497 _s -NS - - NS - ' - ' NS NS NS NS - NS'
<br /> - _- - 05/27/97 --2142 =` 17,000 ' ' - 2,000 - - 58 1,100 1,500 -230 _ ' `2,200 - _ Y
<br /> 11/17/97 22 36 l< 187000 _ - 2,300 <70 1,000 , -,1,600 _ 370 3,300
<br /> 02/26/98 - t 17 46_> _ - ,<0 5 3,100 - - -- -
<br /> 18,000 2,900 � 62 1,700 880`-
<br /> - - 08131198_ - 17 51' ` ,'' ' _ 47,000 4,600 <200 5,100 5,600 2,100 _ 7,700 -
<br /> r 02/09/99 - - 1752 21,000 - 760 <80 Y 1,800 2,000 N �-720 3,000 -
<br /> 05/28/99 17 03 i t '2 1,000 ' - 3,300 <50 _ 2,500 1,900 620 3,700
<br /> 10/28/99 19 18 19,000 2,700 <200 2,000 ; 1,400_ t290 3,200
<br /> n 01/25/00 1890 18,000 1,700 <10 2,000 t 1,506 620 --2,800-
<br /> 07/12/00 - -- 1734 22,000 2,000 > ND<200 - 2,100 x1,800 660 3,000
<br /> 12/f8/001893 --22,000 1,700 _ <200 2,300 1,800_ -,-600 2,500`- - -
<br /> 03/13/01 17 71 8,300Y 1,000 - <60 970 440 270 r 270 f
<br /> T 05/30/01 1822 ` 6,400 - 990 = <35 710 360- 210 620
<br /> 08/28/01 19 54' 14,000 2,500 <20 - 1,400 - 890 - '810- r'-2,00 _
<br /> - _ - 11/28/01 .'20 20 - 9,300 1,500 - _ <150 440 � - 1801- - 610, }1,200 -- `
<br /> ' 02/27/02 18 47 . 7,500 990 <10 190 - 130 260 -500 r
<br /> Advanced GeoEuvironmental,Inc.- I
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