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The document provides supplemental data on PFOS levels from groundwater and river water sampling near DuPont's Chambers Works facility, indicating that PFOS was detected at low levels in specific monitoring wells, while no PFOS was found in interior wells and there is no history of PFOS manufacturing at the site.
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AR226-2620
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LJ8RaGdvxpZLZyqJvDqwwjJj7 |
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