News & Analysis as of

Water Quality Environmental Protection Agency (EPA) NPDES

Tonkon Torp LLP

U.S. Supreme Court Limits EPA Discretion in Landmark NPDES Permit Decision

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The Supreme Court’s recent decision in City and County of San Francisco v. Environmental Protection Agency, (EPA) 604 U.S. ____ (2025) significantly alters the regulatory landscape for NPDES permits under the Clean Water Act...more

Greenberg Glusker LLP

Supreme Court Narrows EPA’s Authority to Set Limitations in Clean Water Act Permits

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On March 4, 2025, the Supreme Court issued its opinion in City and County of San Francisco v. Environmental Protection Agency, holding that EPA does not have the authority to issue “end-result” requirements in National...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

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

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

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

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

WilmerHale

San Francisco v. EPA: Impact on Clean Water Act Permittees

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On Tuesday, March 4, the United States Supreme Court issued a major decision limiting the scope of the Environmental Protection Agency’s (EPA) authority under the Clean Water Act (CWA) as relates to permits governing...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

Snell & Wilmer

Supreme Court Decision Casts Doubt on Common Stormwater and Wastewater Permit Terms

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In a decision of the U.S. Supreme Court under the federal Clean Water Act, the Court threw out two requirements in the City of San Francisco’s wastewater discharge permit. The same or similar requirements are probably in your...more

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

Generic Prohibitions/NPDES Permits/Water Quality Standards: United States Supreme Court Decides City/County of San Francisco v....

The Supreme Court of the United States (“Court”) issued an Opinion on March 4th in the case styled: City and County of San Francisco, California v. Environmental Protection Agency. See No. 23-753....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

MG+M The Law Firm

The Withdrawal of PFAS Effluent Limits: Implications for Federal Environmental Regulation and Biosolids Management

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The regulation of per- and polyfluoroalkyl substances (PFAS) remains a critical issue in US environmental policy, with significant implications for water quality, biosolids management and state-level regulatory authority. On...more

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

Generic Prohibitions/NPDES Permits/Water Quality Standards: Environmental and Community Organizations' Amici Curai Brief...

EarthJustice and other environmental/community organizations have filed a joint Amici Curai Brief in the United States Supreme Court styled: City and County of San Francisco v. EPA (“Brief”). See Docket No. 23-753....more

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

Nitrogen/Wastewater Treatment Plant: U.S. EPA Environmental Appeals Board Petition Filed Challenging Washington NPDES Permit

The Northwest Environmental Advocates (“NWEA”) filed a September 7th Petition for Review (“Petition”) before the United States Environmental Protection Agency (“EPA”) Environmental Appeals Board challenging a Clean Water Act...more

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

Generic Prohibitions/NPDES Permits/Water Quality Standards: Public Wastewater/Stormwater agencies Amici Curiae Brief addressing...

Various municipalities and public wastewater and stormwater utilities have filed a joint Amici Curiae brief in the United States Supreme Court Case styled: City and County of San Francisco v EPA...more

Mintz

Life's tragedy is we get old too soon and wise too late. Words that are going to be ringing in EPA's ears after its next visit to...

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As predicted in February, our nation's highest court is about to hear its third Clean Water Act in four years.  Anyone who doubts the outcome of this case hasn't read the other two Supreme Court opinions and that brings to...more

Dorsey & Whitney LLP

The Supreme Court Update - May 28, 2024

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Today, the Supreme Court of the United States granted certiorari in one case: San Francisco v. EPA, No. 23-753: This case involves interpretation of the federal Clean Water Act (CWA) and its National Pollutant Discharge...more

Mintz

EPA's heart may be in the right place but it is cruisin' for a bruisin' in San Francisco

Mintz on

This week our nation's highest court was scheduled to discuss whether to hear the City and County of San Francisco's appeal of a split Ninth Circuit decision upholding an EPA NPDES permit issued to the City and County...more

Beveridge & Diamond PC

EPA Issues Long-Awaited (and Disappointing) Proposed Guidance on Combined Sewer Overflows

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The U.S. Environmental Protection Agency (EPA) is soliciting comments on a draft guidance document on approaches to issuing National Pollutant Discharge Elimination System (NPDES) permits for communities that have completed...more

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

Section 401/Clean Water Act: Arkansas Attorney General and 10 Other States Challenge U.S. Environmental Protection Agency...

Arkansas Attorney General Tim Griffin and 10 other states filed in the United States District Court for the Western District of Louisiana (“Court”) a Complaint for Declaratory and Injunctive Relief (“Complaint”) against the...more

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

Frequently Asked Questions/Implementing the 2021 Recommended Clean Water Act Section 304(a) Ambient Water Quality Criteria to...

The United States Environmental Protection Agency (“EPA”) issued an October 2023 document titled: Frequently Asked Questions: Implementing the 2021 Recommended Clean Water Act Section 304(a)Ambient Water Quality Criteria...more

Williams Mullen

EPA Expands Conditions for 401 Water Quality Certifications

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The Clean Water Act (CWA) section 401 Water Quality Certification (401 WQC) is a big deal. The certification is required for all direct discharge permits and CWA section 404 Permits to dredge or fill waters of the United...more

Mintz

A new battle is brewing in the war over the reach of the Federal Clean Water Act, this one over EPA's new Section 401 Water...

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EPA is publishing its final rule specifying the role of States and Tribes in the Federal licensing or permitting of activities that may result in a "discharge" into a "Water of the United States". Like EPA's recent tenth...more

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