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TABLE 8 <br /> SUMMARY OF METALS CONCENTRATION <br /> BACKGROUND SOILS <br /> INTERVAL As Cr Cu Hg Pb <br /> SAMPLE I.D. (INCHES) (mg/kg) m /k L (mg/kg) (mg/kg) (mg/kg) <br /> BG-1 0 - 6 74 56 33 <0.30 22 <br /> (on-site) <br /> • <br /> BG-2 0 - 6 76 47 30 <0.10 31 <br /> (off-site) <br /> TTLC Value 500 2500 2500 20 1000 <br /> - 18 - <br /> 2611F <br />