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_ x - -TABLE 4
<br /> - ANALYTICAL RESULTS OF HISTORICAL GROUND WATER SAMPLES
<br /> - TPH and BTEX
<br /> West Clay Property
<br /> f3
<br /> - ' m 639 West Clay Street, Stockton, California r
<br /> t
<br /> Well ID Date Depth to TPH as' TPH as MTBE Benzene Toluene Ethyl- Xylenes
<br /> Screen interval) round water Gasoline Diesel benzene
<br /> MW-2 04/04/94 3644 81,000 11,644K NA 3,400 10,400 3,200 2,900
<br /> (40-60) 12/16/94 3783 NS NS NS NS NS NS NS
<br /> 03/31/95 �31 18 NS NS NS NS NS NS NS
<br /> 10/31/95 _; 2934 35,000 NA NA 2,100 4,200 1,000 3,500
<br /> 05/06/96 i 2497 NS NS NS NS NS NS NS
<br /> 05/27/97 2142 17,000 2,000 58 1,100 1,500 230 2,200
<br /> 11/17/97 -22 36 18,000 2,300 <70 1,000 1,600 370 3,300
<br /> 02/26/98 i 1746 18,000 ' 2,900 62 1,700 880 <0 5 3,100
<br /> 08/31/98 1751 47,000 4,600 <200 5,100 5,600 2,100 7,700
<br /> 02/09/99 1752 21,000 760 <80 1,800 2,000 720 3,000
<br /> 05/28/99 +` 1703 21,000 3,300 <50 2,500 1,900 620 3,700 4
<br /> - 10/28/99 -1918 19,000 2,700 <200 2,000 1,400 290 3,200
<br /> 01/25/00 1890 _ 18,000 1,700 <10 2,000 1,500 620 2,800
<br /> 07/12/00 17 34 22,000- 2,000 ND<200 2,100 1,800 660 3,000
<br /> 12/18/00 1893 22,000 1,700 <200 2,300 1,800 600 2,500
<br /> 03/13/01 j 1771 8,300 1,000 <60 970 440 `270 270
<br /> 05/30/01 1822 6,400 990 <35 710 360 _ 210 620
<br /> 08/28/01 1 1954 14,000 2,500 <20 1,400 890 810 2,000
<br /> 11/28/01 r 2020 9,300 1,500 <150 440 180 610 1,200
<br /> 02/27/02 1 1847 7,500 990 <10 190 130 260 500
<br /> 05/28/02 1881 7,500 1,800 <100 360 220 420 770
<br /> 09/03/02 2018 5,000 1,400 <100 230 170 410 290
<br /> 12/26/02 + 2028 _ 2,300 770 IATA 35 15 <1 0 160 r
<br /> I 03/14/03 19 63 - 21,000 2,900 NA 950 300 1,300 2,200 }
<br /> 06/19/03 ; 19 5211,000 19 NA 770 280 1,500 3,080 `!
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<br /> - Advanced GenEnvironmental,Inc s
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