News & Analysis as of

Drinking Water Rulemaking Process Appeals

Fox Rothschild LLP

EPA Keeps MCL for PFOA and PFOS, Extends Compliance Deadline, and Intends to Rescind MCL for PFHxS, PFNA, GenX, and PFBS

Fox Rothschild LLP on

EPA announced on May 14, 2025 that it will maintain the Maximum Contaminant Level (“MCL”), also known as the national primary drinking water standard, for two PFAS, perfluorooctanoic acid (“PFOA”) and perfluorooctanesulfonic...more

Fox Rothschild LLP

EPA Requests Additional 30-Day Abeyance in PFAS Drinking Water Rule Litigation

Fox Rothschild LLP on

On April 8, 2025, the U.S. Environmental Protection Agency (EPA) requested the U.S. Court of Appeals for the D.C. Circuit extend the abeyance in the challenge to EPA’s Final Rule establishing PFAS MCLs. The petitioners and...more

Holland & Knight LLP

The D.C. Circuit Overrules EPA on Regulating Perchlorate

Holland & Knight LLP on

The U.S. Court of Appeals for the District of Columbia Circuit has the latest word in the long-running saga concerning regulation of the contaminant perchlorate in its decision dated May 9, 2023, when it ruled the U.S....more

Best Best & Krieger LLP

[WEBINAR] Fairly (or Unfairly?) Traceable: Are Discharges Through Groundwater Subject to the Clean Water Act?

A recent decision by the U.S. Ninth Circuit Court of Appeals (Hawai'i Wildlife Fund v. County of Maui) created a new standard for permitting under the Clean Water Act — one that captures discharges from point sources through...more

Bergeson & Campbell, P.C.

Circuit Court Grants Writ of Mandamus Requiring EPA to Act on Petition to Ban Chlorpyrifos

In an opinion issued on August 10, 2015, the U.S. Court of Appeals for the Ninth Circuit granted a writ of mandamus requested by Pesticide Action Network North America and the Natural Resources Defense Council (Petitioners)...more

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