On April 10, 2024, U.S. EPA announced finalization of drinking water standards, also known as Maximum Contaminant Levels (MCLs) for six per- and polyfluoroalkyl substances (PFAS) and a Hazard Index MCL for mixtures of specific PFAS. MCLs and non-zero MCL Goals are enforceable standards for public drinking water systems. The new PFAS MCLs are expected […]
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EPA Issues Notice for Mandatory PFAS-Related Chromium Questionnaire
The Environmental Protection Agency (EPA) is investigating a potential correlation between chromium and PFAS contamination. Notices have been issued to wastewater facilities engaged in specific chromium-related metal finishing and electroplating activities, mandating their participation in a Chromium Finishing Questionnaire. The completion deadline for this questionnaire is set for March 1. USEPA Chromium Questionnaire Information According […]
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TSCA Update – EPA Finalizes PFAS Reporting Rule – October 2023
On October 11, 2023, the Environmental Protection Agency (EPA) issued a rule requiring that manufacturers (including importers) of per- and polyfluoroalkyl substances (PFAS) report information related to chemical identity, use and volume since 2011. The initial reporting period begins in November 2024. This broad-reaching reporting rule under the Toxic Substances Control Act (TSCA), will impact […]
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EPA Issues PFAS Discharge Guidance to States
On December 5, 2022, the Environmental Protection Agency (EPA) issued a memorandum to EPA Regional Water Division Directors related to addressing per- and polyfluoroalkyl substance (PFAS) discharges in National Pollutant Discharge Elimination System (NPDES) permits. This important step is designed to monitor and reduce PFAS discharges to surface waters. The EPA memorandum provides PFAS-related guidance […]
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U.S. EPA Announces Intent to Designate PFOA and PFOS as Hazardous Substances
On Friday, August 26, 2022, U.S. EPA announced its intent to designate perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS) as CERCLA hazardous substances. U.S. EPA posted a pre-publication notice for the Federal Register listing, including Supplemental Information describing the basis for designation. This rulemaking marks the first time U.S. EPA has used its authority under […]
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