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Status of the Revised E1527 Standard for Phase I Environmental Site Assessments

USEPA is currently working to address public comments before issuing a direct final rule approving the new ASTM standard (ASTM E1527-21) for Phase I Environmental Site Assessments (ESAs). The current E1527-13 standard will remain an approved method for conducting the all appropriate inquiry (AAI) component for potential liability protections under the Comprehensive Environmental Response, Compensation, and

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CLIENT ALERT: PFOA/PFOS Proposed Designation as Hazardous Substances Under CERCLA

On August 26, 2022, the US Environmental Protection Agency (EPA) issued a proposal to designate two per- and polyfluoroalkyl substances (PFAS) — perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS), and their salts and structural isomers, as hazardous substances under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), also known as Superfund. This proposal follows