Cleanup Goals Site-Specific PRGs by Medium COCSite-Specific PRG Soil, Residential (mg/kg) or (ppm) Arsenic37 Cadmium75 Lead500 Soil, Nonresidential (mg/kg) or (ppm) Arsenic200 Cadmium560 Lead1,000 Surface Water (μg/L) or (ppb) Cadmium238 Sediment (mg/kg) or (ppm) Arsenic 181 Cadmium813 Lead500 Protect human health and the environment Impacts above cleanup goals and visual smelter waste will be addressed
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