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i <br /> Table 1-2 <br /> Soil Analyses from Disco Tank Excavation <br /> (Exceltech, 1985) <br /> Depth Below Tank Volatile Hydrocarbons BTX Pb <br /> Sample Location (ft) (mg/kg) (mg/kg) (mg/kg) <br /> Northern Tank NIA 230 B: <0.004 14.8 <br /> T: <0.005 <br /> F X: 9.10 <br /> Northern Tank 3 8,300 B: c 0.004 4.7 <br /> T: 540 <br /> X: 3,340 <br /> Northern Tank 6 260 B: <9.004 1.1 <br /> j T: 21.0 . <br /> X: 82.0 <br /> Northern Tank 7 10.0 B: <0.004 2.1 <br /> T: 0.40 <br /> X: 1.10 <br /> i Northern Tank NA 380 B: ND 0.004 0.35 <br /> T: 3.20 <br /> X: 25.0 <br /> i Middle Tank NA 55.0 B: 0.04 4.1 <br /> T: 0.02 <br /> X: 0.35 <br /> Middle Tank NA 47.0 B: 0.05 0.8 <br /> T: 0.10 <br /> X: 0.20 <br /> Southern Tank NA 20.0 B: <0.004 14.4 <br /> T: 0.32 <br /> X: 3.70 <br /> Southern Tank NA 4.0 B: <0.004 1.6 <br /> T: <0.005 <br /> X: 1.0 <br /> NA = Information not available <br /> BTX = Benzene, toluene, xylenes <br /> X0.004 = Nondetectable at a detection limit of 0.004 mg/kg <br /> M <br /> ;t <br /> SF0316041RP1005.51 <br />