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tt,�I�A <br /> Working to Restore Nature <br /> 'I <br /> TABLE 10 <br /> RESULTS OF SOIL ANALYSES OF FORMER TANK CAVITY <br /> ' AND PRODUCT LINE TRENCHES <br /> ARCO Service Station 2130 <br /> 7906 North El Dorado Street <br /> Stockton, California <br /> Sample Sample Depth Ethyl- Total Total <br /> Number Date (feet bsg) TPHg Benzene Toluene benzene Xylenes Lead <br /> Former Tank Cavity <br /> T1A 08/20/93 160 4,000 17 120 100 620 NA <br /> T1B 08/20/93 160 ND ND ND ND ND NA <br /> T2A 08/20/93 160 3,400 24 38 50 330 28 <br /> 1 T2B 08/20/93 160 ND ND ND ND ND 67 <br /> T3A 08/20/93 160 16 ND 00073 ND 0 031 64 <br /> T3B 08/20/93 160 ND ND ND ND ND 64 <br /> T4A 08/20/93 160 2,200 27 29 ND 31 NA <br /> ' T413 08/20/93 160 18 021 ND ND 0 029 NA <br /> Product Line Trenches <br /> Ll 09/09/93 2S 24 0 089 ND 043 20 NA <br /> L2 09/09/93 2.5 1,600 ND 14 32 200 NA <br /> L3 09/09/93 2.5 650 ND 0% 54 41 NA <br /> ' <br /> 14 09/09/93 2S 64 0 012 00055 0 063 042 NA <br /> L5 09/09/93 2S ND ND ND ND ND NA <br /> Results m parts per million (ppm) <br /> TPHg = Total petroleum hydrocarbons as gasoline <br /> Total Lead (USEPA Method 7421) <br /> ND = Not detected <br /> NA - Not analyzed <br /> bsg = below surface grade <br /> 30003-7 <br />