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Table 2 <br /> Selected Metals in Soil Samples <br /> (all concentrations in mg/kg) <br /> Total Total Total Total <br /> Boring Depth (ft) Lead Zinc Mercury Copper <br /> Bl 15 50 110 <05 58 <br /> 3 *250 *200 <0.5 *140 <br /> 5 1 *110 71 <05 48 <br /> B2 15 *120 *270 *12 96 <br /> 3 1100 *330 <0.5 *110 <br /> 5 35 66 <0.5 36 <br /> B3 1-5 76 120 <0.5 30 <br /> 3 *300 *360 <05 *140 <br /> 5 55 83 <0.5 69 <br /> 10 18 120 <0.5 60 <br /> 20 <10 110 <05 75 <br /> B4 15 *110 *340 <05 *130 <br /> 3 *150 *280 <05 *120 <br /> 5 400 *570 *0.65 *310 <br /> TTLC 1000 5000 20 25,000 <br /> STLC 5 250 02 25 <br /> Typical** 2 - 200 10 - 300 0.02 - 02 2 - 100 <br /> Bold# Exceeds TTLC <br /> * Elevated Concentrations <br /> ** Bohn, et al., 1979 <br /> deeper samples. Ground-water samples collected from borings B1, B2 and B3 did not <br /> contain detectable levels of BTEX constituents, petroleum hydrocarbons, or naphthalene <br /> (Table 3). <br />�• © LUHDORFF & SCALMANINI <br /> CONSULTING ENGINEERS <br />