Topic
Drinking Water Regulations
43 published works
Constructlaw®
EPA’s Draft Contaminant Candidate List Triggers Regulatory Considerations and Opportunities for Drinking Water Treatment Technologies
By Darby Koput, Andrea Wortzel, Brooks Smith, Fitzgerald Veira
Last month, the U.S. Environmental Protection Agency (EPA) announced the draft Sixth Contaminant Candidate List (CCL 6) under the Safe Drinking Water Act (SDWA) and released it for public comment.…
PFAS and Emerging Contaminants
Court Denies EPA’s Motion to Sever and Stay Challenges to MCLs for Four Index PFAS
On March 19, 2026, a three-judge panel of the U.S. Court of Appeals for the D.C. Circuit denied EPA’s request to sever and stay challenges to drinking water standards, known…
PFAS and Emerging Contaminants
Update in PFAS Drinking Water Litigation
As previously reported, in the context of litigation by utilities challenging Maximum Contaminant Levels (“MCLs”) for PFAS in drinking water, the United States Environmental Protection Agency (“EPA”) filed a Motion…
Real Estate, Land Use & Environmental Law Blog
Unpacking EPA’s PFAS Announcement: Addressing Contamination with Ambiguity Ahead
By Louise Dyble, Kennedy Kline
The U.S. Environmental Protection Agency (EPA) announced a comprehensive set of actions to address per- and polyfluoroalkyl substances (PFAS) contamination on April 28, 2025, with a focus on preventing PFAS…
PFAS and Emerging Contaminants
EPA’s Third Annual PFAS Progress Report
On November 14, 2024, EPA issued its third annual progress report on its PFAS Roadmap reporting on the agency’s three years of progress against its overarching goals of restrict, remediate,…
The Energy Law Blog
EPA Sets Limits on Certain PFAS in Drinking Water and Designates Some as Hazardous Substances Under CERCLA, Posing Vast Challenges for Waste and Other Industries
By Colin North, Emily von Qualen, Clare M. Bienvenu, Greg L. Johnson, Michael Mims
EPA issues two rules for regulating #PFAS under the #SDWA and #CERCLA. The rules (1) set enforceable limits in drinking water for six PFAS, and (2) designate two PFAS as…
Stafford Rosenbaum Law Blog
EPA Finalizes First-Ever National Drinking Water Standard for PFAS
Law Clerk Klara A. Henry assisted in the drafting of this blog post. Environmental Protection Agency Finalizes Drinking Water Standard for PFAS Contaminants Nationwide On April 10, 2024, the EPA…
Napoli Shkolnik Blog
EPA Proposes Drinking Water Regulation Targeting Toxic PFAS Pollutants
In March 2023, the Environmental Protection Agency proposed a National Primary Drinking Water Regulation (NPDWR) that would establish enforceable limits for six polyfluoroalkyl substances (PFAS) known to occur in drinking water.…
PFAS and Emerging Contaminants
EPA Receives Thousands of Comments On its Proposed PFAS Maximum Contaminant Levels
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 compounds:…
S&W Environmental, Natural Resources, Oil and Gas Law
Perchlorate…. It’s baaaack
While various States have enacted various regulations covering a wide variety of differing standards over the years, the EPA never created a national standard for remedial or drinking water levels.…