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TABLE -
<br /> ANALYTICAL RESULTS OF HISTORICAL GROUND WATER SAMPLES
<br /> TPH and BTEX ,
<br /> West Clay Property _ ry
<br /> 639 West Clay Street, Stockton, California
<br /> - _ Gig/1) _
<br /> Well 1D" _ t _ n.Depth to TPH as TFH asp _ _ _ Ethyl-
<br /> Date_W_= _r MTBE Benzene Toluene Xylenes
<br /> Screen interval�� --- -groundwater water m Gasoline_ Diesel -- _ benzene
<br /> MW-1`- 04/04/94 3630 - 18,000 3,000' NA 2,500 150 630 1,200
<br /> (40-60)- 12/16/94 3767 - NS NS NS NS _ NS NS NS
<br /> 03/31/95 3089 _ NS - NS NS NS NS NS NS
<br /> F 10/31/95 2924 400 NA NA 460 <0 5 15 13
<br /> -05106196 2482 NS NS NS NS NS NS NS
<br /> 05/27/97 21 85 - -_ _` 500 130 <5 80 51 19 44
<br /> 11/17/97 23 55 820 ` 200 <5 160 60 47 35
<br /> _ 02/26/98 _ -1874 550 93 <5 150 11 35 47
<br /> _ 08/31/98 17 76 24,000 2,100 <200 5,200 230 1,400 1,200
<br /> `
<br /> 02/09/99-- 17 18 -1,400 71 <8 28 38 64 23
<br /> r 05128/99 1730 3,900 650 <10 1,100 56 290 260
<br /> 10/28/99 19 26 1,900 470 <50 480 93 130 42 7
<br /> 01/25/00 1906 _ 3,100 320 <5 860 15_ 220 45
<br /> 07/13/00 -1755 3,100 340 <10 650 14 210 87
<br /> 12/18/00 1893 1,800 280 <10 310 16 120 87
<br /> f 03/13/01 -1804 820 90 <15 140 18 39 29
<br /> 05/30/01 1846 6,700 700 <30 1,600 43 530 190
<br /> 08/28/01 1979 9,900 1,300 <300 2,300 - 69 820 240
<br /> 11/28/01 2043 11,000 2,400 430 2,300 62 940 260
<br /> 02/27/02 1876 990 170 <10 3 160 53 60 12
<br /> -05128/02 1905 5,400 - 580 <50 1,000 23 350 -140
<br /> 09/03/02 2043 7,400 1,300 <300 1,500 29 95 230
<br /> 12/26/02 2056 470 310 NA <0 5 <0 5 <0 5 069
<br /> _ 03/14/03 1996 8,600 860 NA 1,300 60 700 310
<br /> 06/19/03 1980 5,500 <50 NA _ 2,400 340 2,200 1,400-
<br /> 09/12/03 20 83 22,000 <50 NA 5,300 400 2,800 5,140
<br /> ,11113103 2104 6,200 <50 NA _ 1,800 110 790 522
<br /> - 02/05/04 2060 11,000 41 NA - 750 40 _ 550 184 E
<br /> 05/05/04 1988 14,000 1,500 1 NA- 2,400 87 920 407 -
<br /> r
<br /> Advanced GeoEnviron mental,Inc
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