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TABLE 5 <br /> SOIL SAMPLE ANALYTICAL RESULTS <br /> PG&E :LATHRO, AS :DEHXDRATOR S'T'ATION <br /> SAN 70AQUIN COUNTY, CALIFORNIA <br /> Borehole Depth TOG TPH-MO TPH-D TPH-K TPH-G Benzene Toluene Ethylbenzene Xylenes <br /> I.D. (in feet) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) <br /> MW-1 3.5 ND ND ND 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 ND ND 3500 180 ND 0.25 0.78 1.9 <br /> B-4 3.0 ND ND ND ND ND ND ND ND ND <br /> B-4 7.5 ND ND ND ND ND ND 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 ND ND ND ND ND ND <br /> in <br /> B-6 3.0 ND ND ND ND ND ND ND ND ND <br /> B-6 7.5 ND ND ND ND ND ND ND ND ND <br /> B-7 3.0 ND ND ND ND ND ND ND ND ND <br /> B-7 7.5 ND ND ND 15 ND ND ND ND ND <br /> B-8 3.0 ND ND ND ND ND ND ND ND ND <br /> B-8 7.5 ND ND ND 22 ND ND ND ND ND <br /> B-9 3.0 ND ND ND ND ND ND ND ND ND <br /> B-9 7.5 ND ND ND ND ND ND ND ND ND <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 motor oil(EPA method 3550/8015). <br /> 5. TPH-D = Total Petroleum Hydrocarbons as diesel(EPA method 3550/8015). <br /> 6. TPH-K= Total Petroleum Hydrocarbons as kerosene(EPA method 3550/8015). <br /> 7. TPH-G = Total Petroleum Hydrocarbons as gasoline(EPA method 5030/8015). - <br /> 8. Benzene Toluene Eth (benzene and Xylenes analzed by EPA method 8020. <br />