News & Analysis as of

NPDES

Bricker Graydon LLP

Supreme Court Limits EPA Permitting Authority in City and County of San Fran v. US EPA

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On March 4, 2025, the U.S. Supreme Court issued a 5-4 opinion in City and County of San Francisco v. Environmental Protection Agency, holding that “end-result” requirements routinely imposed by the EPA in NPDES permits issued...more

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

Stormwater Enforcement: Mississippi Commission on Environmental Quality and Ridgeland Property Owner Enter into Agreed Order

The Mississippi Commission on Environmental Quality (“MCEQ”) and CPJ, LLC (“CPJ”) entered into a March 24th Agreed Order (“AO”) addressing alleged violations of a stormwater permit. See Order No. 7468 25....more

Beveridge & Diamond PC

EPA Proposes Updated General Clean Water Act Industrial and Construction Permits (Updated)

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Key Takeaways - What Happened? The U.S. Environmental Protection Agency (EPA) proposed the 2026 version of the National Pollutant Discharge Elimination System (NPDES) MSGP for stormwater discharges associated with...more

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

Wastewater Enforcement: Arkansas Department of Energy and Environment - Division of Environmental Quality and City of Patterson...

The Arkansas Department of Energy and Environment - Division of Environmental Quality (“DEQ”) and City of Patterson, Arkansas entered into a March 10th Consent Administrative Order (“CAO”) addressing alleged violations of the...more

McGuireWoods LLP

Contaminants Compass: April 2025 Edition

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“Contaminants Compass” is a monthly newsletter that provides updates, legal observations and actionable tips to navigate the evolving legal “Contaminants Compass” is a monthly newsletter that provides updates, legal...more

Williams Mullen

Clean Water Act: The End of “End-Result” Permitting

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The Supreme Court of the United States’ recent Clean Water Act decision in City of San Francisco v. EPA has sent shockwaves through the environmental community by prohibiting EPA and state agencies’ common practice of...more

Dickinson Wright

Supreme Court Limits EPA's Power Over NPDES Water Permits

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In a much-anticipated decision, the U.S. Supreme Court significantly narrowed the EPA's authority under the Clean Water Act (CWA) to impose so-called "end-result" requirements in NPDES permits. These "end-result" requirements...more

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

Wastewater Enforcement: Arkansas Department of Energy and Environment - Division of Environmental Quality and Saline County...

The Arkansas Department of Energy and Environment - Division of Environmental Quality (“DEQ”) and City of Bauxite, Arkansas entered into a March 10th Consent Administrative Order (“CAO”) addressing alleged violations of the...more

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

Wastewater Enforcement: Arkansas Department of Energy and Environment - Division of Environmental Quality and Randolph County...

The Arkansas Department of Energy and Environment - Division of Environmental Quality (“DEQ”) and Northeast Arkansas Public Water Authority (“NAPWA”) entered into a March 10th Consent Administrative Order (“CAO”) alleging a...more

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

95th Arkansas General Assembly: Legislation Introduced Prohibiting Discharges into Waterbodies Utilized by A Public Water System

Senate Bill 556 has been introduced which would amend Arkansas Code Title 8, Chapter 3, Subchapter 1 to add an additional Section titled:                                 8-3-104. Watershed Discharge Prohibition...more

J.S. Held

PFAS Monitoring Requirements and Stormwater Pollution Prevention Under the 2026 NPDES Permit

J.S. Held on

On December 13, 2024, the United States Environmental Protection Agency (EPA) published a request for public comment for the 2026 National Pollutant Discharge Elimination System (NPDES) general permit for stormwater...more

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

Stormwater Enforcement: U.S. Environmental Protection Agency and Auburn, Washington Wood Pallet Manufacturing Facility Enter into...

The United States Environmental Protection Agency (“EPA”) and A-1 Pallets, Inc. (“A-1”) entered into a February 13th Consent Agreement (“CA”) alleging violations of the Clean Water Act National Pollutant Discharge Elimination...more

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

Wastewater Enforcement: Arkansas Department of Energy and Environment - Division of Environmental Quality and City of London Enter...

The Arkansas Department of Energy and Environment - Division of Environmental Quality (“DEQ”) and City of London, Arkansas entered into a February 25th Consent Administrative Order (“CAO”) addressing alleged violations of a...more

Latham & Watkins LLP

Supreme Court Waves Goodbye to Clean Water Act End-Result Requirements

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The landmark decision alters the NPDES permit landscape, shifting the focus to specific actions over general outcomes....more

Perkins Coie

San Francisco v. EPA: Supreme Court Decides Clean Water Act Permits May Not Include Receiving Water Limits

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In City and County of San Francisco v. Environmental Protection Agency, 604 U.S. ___, 145 S. Ct. 704 (2025), in a 5-4 decision issued on March 4, the Supreme Court of the United States struck down two provisions in San...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

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

Wastewater Enforcement: Arkansas Department of Energy and Environment - Division of Environmental Quality and U.S. Army Corps of...

The Arkansas Department of Energy and Environment - Division of Environmental Quality (“DEQ”) and the U.S. Army Corps of Engineers (“Corps”) entered into a January 23rd Consent Administrative Order (“CAO”) addressing alleged...more

Clark Hill PLC

San Francisco v. EPA Brings the End of “End Result” NPDES Permit Requirements

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In its recent decision in San Francisco v. EPA, the U.S. Supreme Court overturned a Ninth Circuit interpretation of the Clean Water Act (“CWA”), the second case in just two years where the Court has disagreed with the EPA’s...more

Jones Day

U.S. Supreme Court Limits EPA Clean Water Act Permitting Authority

Jones Day on

On March 4, 2025, the Supreme Court of the United States issued its decision in City & County of San Francisco v. Environmental Protection Agency and clarified the U.S. Environmental Protection Agency's ("EPA") and state...more

Kelley Drye & Warren LLP

Supreme Court Strikes Down ​“End-Result” Requirements in NPDES Permits

On March 4, 2025, the U.S. Supreme Court issued a ruling that prohibits the U.S. Environmental Protection Agency (“EPA” or ​“the Agency”) from setting qualitative limits based on the condition of the ​“receiving waters” that...more

Roetzel & Andress

U.S. Supreme Court Narrows NPDES Permit Requirements in San Francisco v. EPA

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On March 4th, the U.S. Supreme Court held that the Environmental Protection Agency (EPA) lacks the authority under the federal Clean Water Act (CWA) to include “end-result requirements” in wastewater and storm water discharge...more

Brownstein Hyatt Farber Schreck

Supreme Court Makes Waves In San Francisco Ruling

When the Supreme Court issued its decision in City & County of San Francisco v. EPA on March 4, 2025, it may have saved San Francisco $10 billion dollars in penalties sought by the United States Environmental Protection...more

BakerHostetler

Supreme Court Invalidates Certain ‘Narrative’ Water Quality Limitations in NPDES Permits

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On March 4, the U.S. Supreme Court (“SCOTUS” or the “Court”) issued a decision in San Francisco v. EPA that invalidated certain “end-result” water quality limitations in NPDES permits — specifically, those that “do not spell...more

Holland & Hart LLP

Supreme Court Invalidates "End-Result" Provisions in Clean Water Act Discharge Permits

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The U.S. Supreme Court last week, in a 5-4 decision, held that discharge permit “end-result” requirements—those that make a permittee responsible for the quality of the receiving water into which the permittee discharges—are...more

DLA Piper

Supreme Court Limits EPA's Permitting Authority Under the Clean Water Act

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The Supreme Court recently ruled that the Clean Water Act (CWA) does not authorize the Environmental Protection Agency (EPA) to impose “generic” or “end-result” prohibitions in National Pollutant Discharge Elimination System...more

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