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TABLE I1: SOIL ANALYSIS RESULTS, NOVEMBER, 1992 <br /> PG&E LATHROP,GAS DEHYDRATOR STATION <br /> SAN JOAQUIN COUNTY, CALIFORNIA <br /> Borehole Depth TOG TPII-MO TPH-D TPH-K TPII-G Benzene Toluene Ethylbenzene Xylenes <br /> 1.D. (in feet) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mglkg) <br /> MW-1 3.5 ND ND D ND ND ND ND ND ND <br /> MW-1 9.0 1000 ND ND 4300 800 0.23 0.21 1.3 34 <br /> B-2 3.5 76 97 27 10 ND ND ND ND ND <br /> B-2 8.5 480 ND ND 2300 120 ND ND ND 0.3 <br /> B-3 3.0 ND ND ND ND ND ND ND ND ND <br /> B-3 7.5 2200 N D N D 3500 180 N D 0.25 0.78 1.9 <br /> B-4 3.0 ND ND ND ND ND ND NU ND ND <br /> B-4 7.5 ND ND ND ND ND N1) ND ND ND <br /> B-5 3.0 ND ND ND ND ND ND ND ND ND <br /> B-5 7.5 ND ND ND NI) ND ND NI) NU ND <br /> B-6 3.0 ND ND ND ND ND NI) ND ND ND <br /> B-6 7.5 ND ND ND ND ND ND N1) ND ND <br /> B-7 3.0 ND ND ND ND ND ND ND ND NI) <br /> 13-7 7.5 ND ND ND 15 ND ND NI) ND ND <br /> 13-8 3.0 ND ND ND ND ND ND ND ND ND <br /> 13-8 7.5 ND ND ND 22 ND ND ND ND ND <br /> 13-9 3.0 ND ND ND ND ND ND ND ND ND <br /> 13-9 7.5 NI) ND ND ND ND NI) ND ND NU <br /> Method Detection Limits 50 10 1.0 1.0 1.0 0.005 0.005 0.005 0.005 <br /> NOTES: 1. Samples collected on November 23 and 24, 1992 and analyzed by Chromalab(San Ramon). <br /> 2. ND = Less than stated method detection limit. <br /> 3. TOG = Total Oil and Grease(Standard method 5520 E& F). <br /> 4. TPH-MO =Total Petroleum Hydrocarbons as motoroil(EPA method 3550/8015). <br /> 5. TPN-D = Total Petroleum Hydrocarbons as diesel (EPA method 3_50/8015). <br /> 6. TPII-K = Total Petroleum Hydrocarbons as kerosene(EPA method 3550/8015). <br /> 7. TPII-G = Total Petroleum Hydrocarbons as gasoline(EPA method 5030/8015). <br /> __ 8. Benzene Toluene Ethylbenzene and Xylenes analzed by EPA method 5020. <br />