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3
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<br /> ' - TABLE 4
<br /> ANALYTICAL RESULTS OF HISTORICAL GROUND WATER SAMPLES-- TPH AND BTEX
<br /> r_ WEST CLAY PROPERTY `
<br /> 639 West Clay Street, Stockton, California F'
<br /> , - E
<br /> - (ug/1)
<br /> Well ID Date Depth fo TPH as TPH as MTBE Benzene Toluene Ethyl- Xylenes
<br /> Screen interva groundwater, Gasoline - Diesel I I I benzene
<br /> MW-2 09/03/02 20 18 5,000 1,400 <100 230 170 410 290 ;l
<br /> continued 12/26/02 2028 2,300 770 NA 35 15 - <1 0 _ 160 ^
<br /> (40-60) 03/14/03 1963 21,000 2,900 NA 950 300 1,300 2,200
<br /> 06/19/03 1952 11,000 19,000 NA 770 280 1,500 3,080
<br /> - - 09/12/03 2043 -29,000 30,000 NA 1,100 560 2;300 4,900
<br /> 11/13/03 2071 10,000 12,000 NA 630 270 1,`100 1,900
<br /> 02/05/04 2026 19,000 23,000 NA 370 200 810 1,570 -
<br /> 05/05/04 1951 27,000 4,000 NA 680 250 1,100 1,552
<br /> 08/26/04 2120 10,000 6,100 NA 310 240 1,400 2,285 t
<br /> 11/19/04 2169 12,000 10,000 NA 350 270 840- 1,364 ;
<br /> ` 03/04/05 1942 _ 15,000 5,400 NA 250 280 910 1,567
<br /> 06/03/05 1819 21,000 6,500- NA 200 170 1,200 1,749 _
<br /> MW-3 04/04/94 3495 _ 78 <50K NA -1 7 <0 5 <0 5 <0 5 _ -
<br /> (30-55) 12/16/94 3616 <20 NS NS <0 5 <0 5 <0 5 <0 5
<br /> 03/31/95 3074 1,700 NS' NS <25 180 26 81
<br /> 10/31/95 2826 840 NA NA 110 <5 0 30 12 s;
<br /> 05/06/96 2401 NS r NS - NS NS NS NS NS g
<br /> 05/27/97 20 53' 270 55 <5 28 071 " 14 15
<br /> 11/17/97 22 14 53 160 <5 23 058 078 10 r ,
<br /> 02/26/98 _ 17 88 <50 <50 <5 _ <0 5 068 <0 5 087 y
<br /> 08/31/98 1614 <50 <50 <5 <0 5 <0 5 <0 5 <0 5
<br /> 02/09/99 1630 <50 <50 <l <0 3 0 45 <0 5 0 85
<br /> 05/28/99 15 80 160 55 <5 17 9 1 184 _21
<br /> 10/28/99 1770 <50 <50 <5 <0 5 061 <0 5 14
<br /> 01/25/00 1740 <50 75 <5 5 5 1093 2 1 1 1
<br /> 07/12/00 1602-
<br /> <50 91 <5 <0 5 078, <0 5 097
<br /> 12/18/00 1756, 63 - <50 _ <5 3 1 69 -1 1 6 1 s
<br /> Advanced GeoEnvironmental,Inc '
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