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TABLE 2 <br /> REGULATORY GUIDELINES FOR VARIOUS METALS <br /> RegulatoryChromium Chromium Lead Zinc Copper <br /> Guideline Cr Cr VI) (Ph) (Zn) Cu <br /> MCL 0.05 0.015 <br /> (Drinking Water) <br /> PRG 4s0 64 1000 100,000 63,000 <br /> (Industrial Soil) <br /> PRG 210 0.2 130 23,000 2,800 <br /> (Residential Soil) <br /> Note: Concentrations in water are in milligrams per liter. <br /> Concentrations in soil are in milligrams per kilogram. <br /> Lead concentration in water is a Federal standard. <br /> Advanced GeoEnvironmcntal,Inc <br />