News & Analysis as of

Clean Water Act Discharge of Pollutants Regulatory Requirements

The Clean Water Act is a United States federal statute enacted in 1972 to reduce levels of toxic substances in the nation's water supply and to prevent high levels of new contamination.  The CWA seeks to... more +
The Clean Water Act is a United States federal statute enacted in 1972 to reduce levels of toxic substances in the nation's water supply and to prevent high levels of new contamination.  The CWA seeks to accomplish its stated goals by preventing point and nonpoint pollution sources, assisting wastewater treatment facilities and maintaining wetlands. less -
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

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

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

Winstead PC

San Francisco v. EPA: Supreme Court Strikes Down EPA’s “End-Result” Permit Requirements

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On March 4, 2025, the U.S. Supreme Court issued a 5-4 decision in City and County of San Francisco v. Environmental Protection Agency, narrowing the Environmental Protection Agency’s (EPA) authority under the Clean Water Act...more

ArentFox Schiff

A Divided SCOTUS Invalidates Common Provisions of Clean Water Act Permits

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In the US Supreme Court’s first post-Chevron decision involving the US Environmental Protection Agency (EPA) the Supreme Court found against EPA, invalidating ‘end result’ NPDES permit requirements....more

Nossaman LLP

City and County of San Francisco vs. EPA: Implications for Clean Water Act Permittees

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On March 4, 2025, the U.S. Supreme Court issued its opinion in the case City and County of San Francisco v. Environmental Protection Agency, in which it held that “end-result” requirements routinely imposed by the U.S....more

Stinson LLP

Supreme Court Rules for Permit Holders on Age-Old CWA Dispute

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In a 5-4 ruling on March 4, the U.S. Supreme Court held that the Environmental Protection Agency (EPA) lacks authority to impose Clean Water Act (CWA) conditions in National Pollutant Discharge Elimination System (NPDES)...more

Tonkon Torp LLP

U.S. Supreme Court Ruling Will Make it Easier to Comply with NPDES Permits

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On March 4, 2025 the Supreme Court overturned the 9th Circuit to rule in favor of the City of San Francisco in a landmark Clean Water Act case. The EPA authorizes states to issue National Pollutant Discharge Elimination...more

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

Wastewater Enforcement: Arkansas Department of Energy and Environment and Independence County Wastewater Treatment Facility Enter...

The Arkansas Department of Energy and Environment – Division of Environmental Quality (“DEQ”) and Select Sands America Corp. (“Select Sands”) entered into a July 10th Consent Administrative Order (“CAO”) addressing alleged...more

Nossaman LLP

Ninth Circuit Issues Decision Upholding its Interpretation of “Discharged” for Clean Water Act NPDES Violations

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On November 20, 2023, a panel of the Ninth Circuit Court of Appeals issued its opinion in Idaho Conservation League v. Poe, No. 22-35978. Therein, the Court upheld its previous interpretation of “discharged” in the context of...more

Nossaman LLP

Ninth Circuit Issues Clean Water Act Opinion Addressing Indirect vs. Direct Discharge and Notice Requirements

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On November 21, 2023, the Ninth Circuit Court of Appeals issued its decision in Cottonwood Environmental Law Center vs. Edwards addressing various Clean Water Act issues. Its two key holdings were that (1) the district court...more

Downey Brand LLP

Developing Offshore Wind in California – Environmental Permitting and Interconnection Considerations

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The California coast offers significant potential for offshore wind development that can help the state reach its renewable energy goals. Developers of wind energy projects located off the California coast will face a number...more

Holland & Knight LLP

Railroads Seek to Avoid a Patchwork Quilt of Regulatory Requirements

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• The Clean Water Act imposes permitting obligations on "point sources." • Should those obligations apply to railroad cars, which move freely from state to state? • The U.S. railroad industry has asked the Surface...more

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

Does a Discharge to Groundwater Require an NPDES Permit? Arkansas Environmental Federation Water Conference Presentation...

I under took a presentation at the April 18th Arkansas Environmental Federation Water Conference (“Conference”) titled: Does a Discharge to Groundwater Require an NPDES Permit? (“Presentation”) The Presentation focused...more

Bricker Graydon LLP

Sixth Circuit rules that the Clean Water Act does not regulate discharges to navigable waters via groundwater

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In two opinions issued on September 24, 2018, the Sixth Circuit ruled that discharges of a pollutant to surface waters through groundwater do not require a National Pollutant Discharge Elimination System permit, pursuant to...more

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

SPCC Regulations/Clean Water Act: U.S. Environmental Protection Agency Proposal Declining Applicability to Hazardous Substances

The United States Environmental Protection Agency (“EPA”) in June 25th Federal Register notice states that it will establish no additional regulatory requirements under the Clean Water Act 311(j)(1)(C) for hazardous...more

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