TABLE 2 -
<br /> ANALYTICAL RESULTS OF GROUND WATER SAMPLES - EPA Methods 8015MJ8260B
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<br /> 1901 South El Dorado Street, Stockton, California
<br /> 8015M 8260E
<br /> Sample Date
<br /> 1 D TPH-g Benzene Toluene Ethyl- Xylenes MTBE TBA DIPS ETBE TAME 1,2-DCA EDB
<br /> benzene
<br /> B1-40' 08/05/03 110,000 13,000 26,000 3,800 7,500 5,100 <100 -- - <10 2,600 --
<br /> 132-40' 08105/03 24,000 1,000 2,700 1,000 5,400 6,800 <100 -- -- <10 <5 0 --
<br /> 133-40' 08/06/03 5,700 1,300 72 170 170 2,300 <100 -- -- <10 <5 0 --
<br /> B4-40' 08/06/03 46,000 45,000 <5 0 <5 0 <6 0 45,000 <100 -- -- <10 <5 0 --
<br /> MWl 03/30/04 2,100 240 4 2 19 32 85 <10 <1 0 <1 0 <1 0 <0 5 <0 5
<br /> 06/28/04 1,300 800 51 54 50 160% <10 <1 0 <I 0 <1 0 <0 5 <0 5
<br /> MW2 03/30/04 82,000 1,100 4,000 1,100 5,200 11,000 <10 <1 0 <1 0 <1 0 4 6 <0 5
<br /> 06/28/04 19,000 490 1,200 240 1,290 14,000 <10 <1 0 <1 0 85 <0 5 <0 5
<br /> MW3 03/30/04 56,000 6,300 490 500 1,500 4,100 <10 <1 0 <1 0 <1 0 <0 5 <0 5
<br /> 06/28/04 21,000 4,900 600 370 1,070 11,000 <10 <1 0 <1 0 19 13 <0 5
<br /> 03/30/04 930 670 9 2 9 1 298 2 2 <10 <1 0 <1 0 <1 0 <0 5 <0 5
<br /> MW4
<br /> 06/28/04 2,000 1,200 1 5 9 18 11 <I 0 <10 <1 0 <1 0 <1 0 <0 5 <0 5
<br /> Notes - --
<br /> s TPH-g Total petroleum hydrocarbons quantified as gasoline
<br /> MTBE Methyl tertiary Butyl Ether
<br /> TBA tertiary Butanol
<br /> DIPE Di-isopropyl Ether
<br /> ETBE Ethyl-t-butyl ether
<br /> TAME tertiary-Amyl Methyl Ether
<br /> 1,2-DCA 1,2-Dcchloroethane
<br /> EDB 1,2-Dibromoethane
<br /> Advanced GeoEnvironmental,Inc
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