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July 28, 1986 AGS Job No. 38012-2 <br /> Former UNOCAL Service Station, Stockton, California <br /> TABLE 1 <br /> RESULTS OF CHEMICAL ANALYSES OF SOIL <br /> 1 <br /> FROM THE GASOLINE TANK CAVITY <br /> Former UNOCAL service Station No. 2839 <br /> # 1665 Pacific Avenue <br /> Stockton, California <br /> FRAEXCAVATION, MARCH 21, 1988 <br /> " DEPTH ETHYL- TOTAL <br /> " <br /> (FEET) TPH BENZENE TOLUENE BENZENE XYLENES <br /> TP 16 582 0.60 6.5010.40 39.10 <br /> TP 16 38 0.19 <0.05 <0.051.01 <br /> STP 16 2 0.14 <0.05 <0.45 <0.05 <br /> i S-0329-4NTP 16 23 0.27 1.31 0.62 4.05 <br /> S-0329-5NTP 16 <2 0.13 <0.05 <0.05 <0.05 <br /> r S-0329-GNTP 16 <2 <0.05 <0.05 <0.05 <0.05 <br /> BASE OF DEEPENED EXCAVATION, MARCH 29 AND APRIL 6, 1988 <br /> SAMPLE ETHYL- TOTAL ORGANIC <br /> OBER TPH BENZENE TOLUENE BENZENE XYLENES LEAD <br /> S-0329-9A* 13 0.29 1.07 <n.05 1.32 NA <br /> S-0406-13A 3 <0.03 <0.03 <0.05 <0.03 NA <br /> S-0330-9Bi NA NA NA NA NA <10 <br /> S-0406-12A# 18 1.72 5.01 0.58 3.83 NA <br /> Results in parts per million <br /> TPH - Total petroleum hydrocarbons <br /> < - Below laboratory limits of detection <br /> * - Depth of 26 feet below ground surface <br /> *� Depth of 30 feet below ground surface <br /> # - Sidewall sample, depth of 28 feat below ground surface <br /> Sample designation! <br /> S-0329-2STP <br /> --sampl' number <br /> �-- Date sampled <br /> Soil sample <br /> 5 <br /> `" App/Ieod GeoSyste�ns <br /> 5 <br />