We have been closely monitoring the progress of the United States Environmental Protection Agency (“EPA”) proposed rule to designate perfluorooctanic acid (“PFOA”) and perfluorooctane sulfonic acid (“PFOS”), two per- and
Continue Reading Update on U.S. EPA’s Proposed Rule to Designate PFOA and PFOS as Hazardous Substances Under CERCLAEPA
EPA Unveils its First-Round UCMR 5 PFAS Sampling Data
By Collin Crecco on
As previously reported, the U.S. Environmental Protection Agency (EPA) published its most recent list of unregulated constituents to be monitored by public water systems (PWSs)—the fifth Unregulated Contaminant Monitoring…
Continue Reading EPA Unveils its First-Round UCMR 5 PFAS Sampling DataPFAS Among EPA’s Enforcement Initiatives
By Karen H. Davis on
On August 17, 2023, EPA’s Office of Enforcement and Compliance Assurance (OECA) released its National Enforcement and Compliance Initiatives (NECI) for FY 2024-2027, which include addressing exposure to PFAS as…
Continue Reading PFAS Among EPA’s Enforcement InitiativesEPA Revises Schedule for Anticipated CERCLA PFOA and PFOS Hazardous Substance Designation
By Robert J. Schena on
In September 2022, the United States Environmental Protection Agency (“EPA”) proposed to designate perfluorooctanoic acid (“PFOA”) and perfluorooctanesulfonic acid (“PFOS”), including their salts and structural isomers, as hazardous substances…
Continue Reading EPA Revises Schedule for Anticipated CERCLA PFOA and PFOS Hazardous Substance DesignationEPA Receives Thousands of Comments On its Proposed PFAS Maximum Contaminant Levels
By Robert J. Schena on
As discussed in a previous post, the United States Environmental Protection Agency (EPA) proposed a National Primary Drinking Water Regulation to establish maximum contaminant levels for six different PFAS…
Continue Reading EPA Receives Thousands of Comments On its Proposed PFAS Maximum Contaminant LevelsEPA Proposes to Disqualify PFAS from Low Volume Exemptions and Low Release and Exposure Exemptions under TSCA
By Collin Crecco on
The Toxic Substances Control Act (TSCA) authorizes the United States Environmental Protection Agency (EPA) to impose restrictions relating to chemical substances and/or mixtures as well as requirements for reporting, record-keeping…
Continue Reading EPA Proposes to Disqualify PFAS from Low Volume Exemptions and Low Release and Exposure Exemptions under TSCABriefing Continues in Chemours’s Challenge to EPA’s GenX Health Advisory Level
By Vanessa Pinto on
As previously reported, The Chemours Company FC, LLC (“Chemours”) filed a Petition for Review with the Third Circuit U.S. Court of Appeals challenging the United States Environmental Protection Agency…
Continue Reading Briefing Continues in Chemours’s Challenge to EPA’s GenX Health Advisory LevelEPA Requests Comments on Whether to Add More PFAS as “Hazardous Substances” under CERCLA
By Robert J. Schena on
On April 13, 2023, the United States Environmental Protection Agency (“EPA”) published an Advanced Notice of Proposed Rulemaking (“ANPRM”) in the Federal Register that requested comments on whether EPA…
Continue Reading EPA Requests Comments on Whether to Add More PFAS as “Hazardous Substances” under CERCLAEPA Proposes Maximum Contaminant Levels for Six PFAS Compounds
By Robert J. Schena on
On March 14, 2023, the United States Environmental Protection Agency (EPA) announced the proposed National Primary Drinking Water Regulation (NPDWR) for six PFAS. The public comment period will be open…
Continue Reading EPA Proposes Maximum Contaminant Levels for Six PFAS CompoundsCourt of Appeals Dismisses Challenge to EPA’s Interim HALs for PFOA and PFOS
By Vanessa Pinto on
On January 23, 2023, a three-judge panel of the U.S. Court of Appeals for the District of Columbia Circuit granted EPA’s motion to dismiss a petition filed by the American…
Continue Reading Court of Appeals Dismisses Challenge to EPA’s Interim HALs for PFOA and PFOS