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Earlier this summer, the U.S. Environmental Protection Agency (EPA) published its draft fifth Contaminant Candidate List (CCL 5) and accompanying technical support document.
By way of background, contaminants listed on the drinking water Contaminant Candidate List (CCL) are not currently subject to any proposed or promulgated national primary drinking…
Continue Reading EPA Finalizes its Fifth Contaminant Candidate ListOn November 4, 2022, the City of Philadelphia filed suit against companies it alleges manufactured…
Continue Reading City of Philadelphia Joins the Fray in Suit Against PFAS ManufacturersCalifornia, Maine Take Similar but Different Approaches in Limiting Sales of Products Containing Intentionally-Added PFAS
More and more states are passing statutes to restrict and/or monitor sales of products containing…
Continue Reading California, Maine Take Similar but Different Approaches in Limiting Sales of Products Containing Intentionally-Added PFASNew York State Proposes to Establish Drinking Water Maximum Contaminant Levels for Four Additional PFAS
New York’s drinking water standards for emerging contaminants are among the most stringent in the…
Continue Reading New York State Proposes to Establish Drinking Water Maximum Contaminant Levels for Four Additional PFASThe Latest
Update: A New Expected Timeline for Implementation of Delaware’s PFOA and PFOS Maximum Contaminant Levels
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
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 2022EPA Proposes Designation of PFOA and PFOS as Hazardous Substances under CERCLA
On September 6, 2022, the United States Environmental Protection Agency (EPA) published in the Federal Register its proposal to designate perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS), including their salts and structural…
Continue Reading EPA Proposes Designation of PFOA and PFOS as Hazardous Substances under CERCLAAlmost two years ago, we posted on the civil settlement of a dispute between the New Mexico Environment Department (NMED) and the U.S. Department of Defense (DoD) over a state-level…
Continue Reading State Enforcement Against the Federal Government, Part 2As explained in a previous post, Delaware’s Division of Public Health (the “Division”) and Department of Natural Resources and Environmental Control (DNREC) have been tasked with establishing maximum contaminant…
Continue Reading An Expected Timeline of Delaware’s Maximum Contaminant Levels for PFOA and PFOSWhite House Office Calls for Information to Identify Data Gaps in PFAS Research and Development
The White House Office of Science and Technology Policy (OSTP) recently published in the federal register its Request for Information to all interested parties to ultimately “identify data gaps in…
Continue Reading White House Office Calls for Information to Identify Data Gaps in PFAS Research and DevelopmentOn July 13, 2022, 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 Chemours Appeals EPA’s GenX Health Advisory LevelAs part of its “PFAS Strategic Roadmap,” EPA has stated that it intends to designate PFOA and PFOS as “hazardous substances” under the Comprehensive Environmental Responses, Compensation, and…
Continue Reading How to Respond to an EPA or PADEP PFAS Information RequestOn February 23, 2021, Plaintiffs Wisconsin Manufacturers and Commerce (WMC) and Oconomowos dry cleaner sued Wisconsin’s Department of Natural Resources (WDNR) seeking declaratory relief and an order to…
Continue Reading Outcome of PFAS Decision Remains Uncertain in the Midst of Stay