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TABLE 2
<br /> ANALYTICAL RESULTS OF GROUND WATER SAMPLES `
<br /> R M B Garage (Erard> Ventures)
<br /> 715 North Hunter Street, Stockton, California
<br /> µg/1
<br /> Sample TPH as TPH as TPH as Benzene Toluene Ethyl Xylenes DIPE ETBE MTBE TAME TSA 1,2 EDB
<br /> I D - Sample Gas Diesel Oil benzene DCA
<br /> depth in Date
<br /> feet EPA Method 8015 EPA Method 8260
<br /> MW-1 10/09/03 75,000 <50 <1,000 8,000 11,000 3,500 11,900 <10 <10 <10 <10 <10 14 57
<br /> 01/14/04 88,000 84,000 <1,000 33,000 40,000 4,000 24,704 <10 <10 <10 <10 <10 88 74
<br /> 04/20/04 87,000 68,000 <1,000 26,000 51,000 5,500 30,000 <10 <10 <10 <10 <10 21 88
<br /> MW-2 10/09/03 61,000 <50 <1,000 5,000 8,800 3,100 10,600 <10 <10 <10 <10 <10 19 13
<br /> 01/14/04 77,000 72,000 <1,000 23,000 30,000 3,300 19,200 <10 <10 <10 <10 <10 110 13
<br /> 04/20/04 73,000 64,000 <1,000 13,000 24,000 4,300 24,000 <1 0 <1 0 <1 0 <1 0 <10 29 72
<br /> MW-3 10/09/03 52,000 <50 <1,000 7,900 9,600 3,200 7,800 <10 <10 <10 <10 <10 24 10
<br /> 01/14/04 91,000 80,000 <1,000 48,000 33,000 2,800 15,600 <1 0 <1 0 <1 0 <1 0 <10 30 76
<br /> 04/20/04 120,000 89,000 <1,000 1 51,000 51,000 4,800 27,800 <10 <10 <10 <10 <10 120 11
<br /> MW-4 10/09/03 77,000 <50 <1,000 350 1,600 1,700 4,800 <1 0 <1 0 <1 0 <1 0 <10 <0 5 <0 5
<br /> 01/14/04 56,000 20,000 <1,000 300 1,800 900 4,800 <1 0 <1 0 <1 0 <1 0 <10 13 <0 5
<br /> 04/20/04 1 41,000 16 000 <1 000 160 1 700 220 1 5,300 1 <1 0 1 <1 0 <1 0 <1 0 <10 <0 5 <0 5
<br /> Notes
<br /> mg/kg milligrams per kilogram
<br /> TPH Total petroleum hydrocarbons
<br /> DTE Di-isopropyl Ether
<br /> ETBE Ethyl tent butyl ether
<br /> MTBE Methyl tert butyl ether
<br /> TAME tert amyl methyl ether
<br /> TBA tertiary Butyl Alcohol
<br /> EDB 1,2-dibromoethane
<br /> 1,2-DCA 1,2-dichloroethane
<br /> Advanced GeoEnvironmental,Inc
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