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The Ohio Environmental Protection Agency reviewed the April 2002 Proposed Sampling Investigation Plan for the Little Hocking Water Association Well Field, requesting DuPont to collect and analyze soil samples for C-8 (PFOA) to evaluate its presence in the vicinity of test well TW-4, where groundwater concentrations were measured at approximately 37 µg/l.
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2002 |
AR226-2607
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6 |