News & Analysis as of

Regulatory Authority Water

Harris Beach Murtha PLLC

Supreme Court Ruling on EPA Water Permits

The United States Supreme Court has issued a significant ruling in the case of San Francisco v. EPA, directing the Environmental Protection Agency (EPA) to retool its wastewater permitting process under the Clean Water Act....more

Morgan Lewis

In Yet Another Decision Restricting EPA Authority, US Supreme Court Holds EPA Cannot Set CWA Permit Limits

Morgan Lewis on

The US Supreme Court held in City and County of San Francisco v. EPA that the US Environmental Protection Agency lacks authority under the Clean Water Act to include “end-result” limitations in National Pollutant Discharge...more

King & Spalding

Supreme Court Rules EPA’s Wastewater Discharge Permits May Not Include “End-Result” Provisions

King & Spalding on

In an important environmental decision, the Supreme Court narrowed the range of discharge limitations under the Clean Water Act (“CWA”) for wastewater discharges. On March 4, 2025, the U.S. Supreme Court held the CWA does not...more

Foley Hoag LLP - Environmental Law

EPA Proposes A Section 401 “Improvement Rule” — Now That’s a Low Bar

Last week, EPA released its proposed “Clean Water Act Section 401 Water Quality Certification Improvement Rule”. The proposed rule would make a number of significant changes to the rule promulgated by EPA in 2020....more

Snell & Wilmer

Forever Chemicals (PFAS) Start New Decade With Flurry of Scrutiny

Snell & Wilmer on

The first few weeks of 2020 have seen regulatory and litigation attention heaped upon what have come to be known as “forever chemicals” or Per-and Polyfluoroalkyl Substances (PFAS), which encompass more than 5,000 chemical...more

Mitchell, Williams, Selig, Gates & Woodyard,...

2018 Recommended Aquatic Life Water Quality Criteria for Aluminum/U.S. EPA Draft Technical Support Document: National Association...

The National Association of Clean Water Agencies (“NACWA”) submitted September 13th comments on the United States Environmental Protection Agency (“EPA”) document titled: Draft Technical Support Document: Implementing the...more

Perkins Coie

Drowning in Confusion: What Is a “Water of the United States”?

Perkins Coie on

A decision by the U.S. District Court for the Southern District of Georgia issued on August 21, 2019, highlights the continuing confusion over the definition of “waters of the United States” under the Clean Water Act. The...more

Foley Hoag LLP - Environmental Law

More Sauce For the Chevron Goose

Last week, EPA proposed revisions to its regulations governing the issuance of water quality certifications under § 401 of the Clean Water Act. The regulations are long-overdue and, notwithstanding the source, some of the...more

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