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, <br /> I <br /> April 28, 1988 AGS Job No. 038012-1 <br /> Former UNOCAL Service Station, Stockton, California <br /> TABLE 1 <br /> r) RESULTS OF CHEMICAL, ANALYSES OF SOIL <br /> GASOLINE TANK CAVITY <br /> Former UNOCAL Service Station No. 2859 <br /> 1665 Pacific Avenue <br /> Stockton, California <br /> r"} ORIGINAL EXCAVATION, MARCH 21, 1988 <br /> SAMPLE DEPTH ETHYL TOTAL <br /> NUMBER (FEET) TPH BENZENE TOLUENE BENZENE XYLENES <br /> 5-0329-1STP 16 582 0.60 6.50 10.40 39.1Q <br /> t ► S-0329-2STP 16 38 0.19 <0.05 <0.05 1.01 <br /> 5-0329-3STP 16 2 0.14 <0.05 <0.05 <0.05 <br /> 5-0329-4NTP 16 23 0.27 . 1.31 0.62 4.05 <br /> 5--0329-5NTP 16 <2 0.13 <0.05 <0.05 <0.05 <br /> S-0329--6NTP 16 <2 <0.05 <0.05 <0.05 <0.05 <br /> RASE. OF DEEPENED EXCAVATION, MARCH 29 AND APRIL 6, 1988 <br /> SAMPLE ETHYL- TOTAL ORGP?TIC <br /> NUMBER TPH BENZENE TOLUENE BENZENE XYLENES LEAD <br /> 5-0329-9A* 13 0.29 1.07 <0.05 1.32 NA <br /> y� 5-0406--13A** .3 <0.05 <0.05 <0.05 <0.05 NA <br /> 5-0330-9B*� NA NA NA NA NA <10 <br /> 5-0406-12A 1.3" 1..72 5.01 0.58 ` 3.83 NA <br /> Results in parts per million <br /> TPH = Total petroleum hydrocarbons (EPA Method 8020) <br /> �j < = 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 feet below ground surface <br /> Sample Designations: <br /> 5-0329-1STP <br /> �-Sample number <br /> L----Date sampled <br /> Soil <br /> t � <br /> `t 6 <br /> - Applied GWSYSAMS <br />