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TABLE 1 <br /> ANALYTICAL RESULTS EXCAVATION SOIL SAMPLES <br /> NOVEMBER 22, 1993 <br /> FORMER EXXON STATION # 7-1050 <br /> 909 HAMMER LANE, STOCKTON CA <br /> (All results in parts-per-million) <br /> Sample Sample <br /> ID Depth Total Petroleum Aromatic Volatile Organics <br /> (Feet) Hydrocarbons <br /> Gasoline Benzene Toluene Ethyl- Total <br /> benzeneXylenes <br /> S-1 15 < < < < < <br /> S-2 22 < < < 0 012 0 17 <br /> S-3 22 2,400 <<5 0 <<5 0 61 470 <br /> S-4 22 58 «0 05 «0 05 0 31 4 5 <br /> S-5 22 < < < < 0 022 <br /> S-6 22 17 <<0 05 «0 05 014 1 1 <br /> S-7 22 < < < 0 009 016 <br /> S-8 22 < < < 0 012 017 <br /> S-9 20 < < < < 0 028 <br /> 5-10 20 < < < < < <br /> S-11 25 < < < 0 006 0 076 <br /> S-12 25 1 6 < < 0 024 034 <br /> SP-1* STOCKPILE 75 < < 0 010 0 35 <br /> SP-2* STOCKPILE 260 < < 0 31 6 4 <br /> NOTES < = Below detection limits per Tri Regional Board Staff Recommendations for Preliminary Evaluation and <br /> Investigation of Underground Tank Sites (August 10 1990) Practical Quantitation Limits (PQL for <br /> BTEX = 0 005 ppm TPH as gasoline and diesel = 1 0 ppm) <br /> a< = Below the indicated detection limit <br /> Also analyzed for soluble lead (STLC) and reactivity corrosivity and ignitability for waste <br /> characterization and disposal Results are included in the laboratory reports in Attachment 2 <br /> regis Environmental Inc <br /> 93 WSQecemoer 15 1993 <br />