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Superfund Site Information
UPPER COLUMBIA RIVER (EPA ID: WASFN1002171)
The below list only includes contaminants identified as contaminants of concern (COCs) for the site. COCs are the site-specific chemical substances that the health assessor selects for further evaluation of potential health effects. Identifying contaminants of concern is a process that requires the assessor to examine contaminant concentrations at the site, the quality of environmental sampling data and the potential for human exposure.
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