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' I <br /> Working to Restore Nature <br /> TABLE 4 <br /> RESULTS OF SOIL ANALYSES OF FORMER TANK CAVITY <br /> AND PRODUCT LINE TRENCHES <br /> ARCO Service Station No 2130 <br /> 7906 North El Dorado Street <br /> Stockton, California <br /> Sample Sample Depth Ethyl- Total Total <br /> Number Date (feet bgs) TPHg Benzene Toluene benzene Xylenes Lead EDB <br /> Former Tanis Cavity <br /> , <br /> T1A 08/20/93 160 4,000 17 120 100 620 NA NA <br /> TIB 08/20/93 160 ND ND ND ND ND NA NA <br /> T2A 08/20/93 160 3,400 24 38 50 330 28 ND <br /> T2B 08/20/93 160 ND ND ND ND ND 67 ND <br /> T3A 08/20/93 160 16 ND 00073 ND 0 031 64 ND <br /> T3B 08/20/93 160 ND ND ND ND ND 64 ND <br /> T4A 08/20/93 160 2,200 27 29 ND 31 NA NA <br /> T4B 08/20/93 160 18 0 21 ND ND 0 029 NA NA <br /> Product Line Trenches <br /> Ll 09/09/93 25 24 0 089 ND 043 20 NA NA <br /> L2 09/09/93 25 1,600 ND 14 32 200 NA NA <br /> L3 09/09/93 25 650 ND 096 54 41 NA NA <br /> L4 09/09/93 25 64 0 012 00055 0 063 042 NA NA <br /> L5 09/09/93 25 ND ND ND ND ND NA NA <br /> Results in parts per million (ppm) <br /> TPHg = Total petroleum hydrocarbons as gasoline <br /> Total Lead (Environmental Protection Agency Method 7421) <br /> EDB = Ethylene Dibromide (Environmental Protection Agency Method 8010) <br /> ND = Not detected <br /> NA - Not analyzed <br /> bgs = below ground surface <br /> i30003-13 <br />