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 PFOSPFOS
Comment Period Deadline Approaches for EPA’s Proposed Rule Subjecting Companies to Enhanced PFAS Reporting and Notification Requirements
By Collin Crecco on
As a reminder, the Environmental Protection Agency (EPA) proposed a rule last month that would enhance (1) reporting of perfluoroalkyl and polyfluoroalkyl substances (PFAS) to the Toxics Release Inventory (TRI)…
Continue Reading Comment Period Deadline Approaches for EPA’s Proposed Rule Subjecting Companies to Enhanced PFAS Reporting and Notification RequirementsPennsylvania’s PFOA and PFOS Maximum Contaminant Level Rule is Now Final and Effective
By Robert J. Schena on
Pennsylvania’s new “Safe Drinking Water PFAS MCL Rule” became effective on January 14, 2023, upon the publication of the new regulations in the Pennsylvania Bulletin. As discussed in a…
Continue Reading Pennsylvania’s PFOA and PFOS Maximum Contaminant Level Rule is Now Final and EffectiveMichigan Court Rules State PFAS Drinking Water Regulations Lacked Adequate Consideration of Costs, with Implications for Challenges to Federal PFAS Rulemakings
By Adam H. Cutler on
On November 15, 2022, in response to a challenge by 3M, the Michigan Court of Claims invalidated the drinking water MCLs and attendant groundwater standards for several PFAS substances, including…
Continue Reading Michigan Court Rules State PFAS Drinking Water Regulations Lacked Adequate Consideration of Costs, with Implications for Challenges to Federal PFAS RulemakingsNational Drinking Water Regulation Proposal May Be Pushed to 2023
By Vanessa Pinto on
Those anticipating the EPA’s promised end-of-year drinking water regulations may have to wait for the new year. Per EPA’s rulemaking webpage, the agency’s anticipated notice of proposed rulemaking (NPRM) for…
Continue Reading National Drinking Water Regulation Proposal May Be Pushed to 2023EPA’s Motion to Dismiss Chemours’ Challenge of the GenX HAL Denied
By Karen H. Davis 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 EPA’s Motion to Dismiss Chemours’ Challenge of the GenX HAL DeniedPennsylvania PFOA/PFOS MCL Regulations Advance to Final Step
By Robert J. Schena on
On November 17, 2022, the Independent Regulatory Review Commission (“IRRC”) approved the Pennsylvania Environmental Quality Board’s (“EQB”) new safe drinking water maximum contaminant levels (“MCLs”) for perfluorooctanoic acid (“PFOA”)…
Continue Reading Pennsylvania PFOA/PFOS MCL Regulations Advance to Final StepNew York State Proposes to Establish Drinking Water Maximum Contaminant Levels for Four Additional PFAS
By Collin Crecco on
New York’s drinking water standards for emerging contaminants are among the most stringent in the country, including standards issued in 2020 for perfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS)…
Continue Reading New York State Proposes to Establish Drinking Water Maximum Contaminant Levels for Four Additional PFASUpdate: A New Expected Timeline for Implementation of Delaware’s PFOA and PFOS Maximum Contaminant Levels
By Collin Crecco on
We previously reported an expected timeline for promulgation of Delaware’s maximum contaminant levels (MCLs) for perfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS) that was generally in line with the…
Continue Reading Update: A New Expected Timeline for Implementation of Delaware’s PFOA and PFOS Maximum Contaminant LevelsEPA Files Motion to Dismiss ACC Petition for Review of PFOA and PFOS HALs and Reports Proposed MCLs are Expected in 2022
By Karen H. Davis on
On September 15, 2022, the U.S. Environmental Protection Agency (“EPA”) filed a motion to dismiss the American Chemistry Council (“ACC”)’s petition for review challenging EPA’s interim Lifetime Health Advisory Levels…
Continue Reading EPA Files Motion to Dismiss ACC Petition for Review of PFOA and PFOS HALs and Reports Proposed MCLs are Expected in 2022