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Clean Water Act › Enforcement

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 -
ArentFox Schiff

Top 3 Supreme Court Environmental and Administrative Trends of 2025

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Within this term, the US Supreme Court’s major environmental and administrative focus was on statutory text in its environmental and administrative decisions....more

McGlinchey Stafford

Supreme Court’s Cert Denials Pave Way for Surge in Environmental Citizen Suits

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In a significant victory for environmental advocacy groups, the Supreme Court’s refusal on June 30, 2025 to grant certiorari in two pivotal cases (Port of Tacoma, et al. v. Puget Soundkeeper Alliance and ExxonMobil Corp., et...more

Holland & Hart LLP

Supreme Court Declines to Limit Environmental Citizen Suits

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On June 30, 2025, the Supreme Court denied industry group petitions to review and reverse two cases—one out of the Fifth Circuit and the other out of the Ninth Circuit—that could have significantly restricted the ability of...more

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

Robinson+Cole Environmental Law +

Administrators May Change, But PFAS Is Forever: EPA Announces PFAS Plan

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The U.S. Environmental Protection Agency (EPA), under Administrator Lee Zeldin, has unveiled its anticipated strategy for addressing the pervasive issue of per- and polyfluoroalkyl substances (PFAS), often referred to as...more

Morgan Lewis

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

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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

Kelley Drye & Warren LLP

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

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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

Brownstein Hyatt Farber Schreck

Supreme Court Makes Waves In San Francisco Ruling

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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

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Section 311/Clean Water Act Enforcement: U.S. Environmental Protection Agency and Laconia, New Hampshire Car Care Center Enter...

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Section 311/Clean Water Act Enforcement: U.S. Environmental Protection Agency and Laconia, New Hampshire Car Care Center Enter into Expedited Settlement Agreement - The United States Environmental Protection Agency (“EPA”)...more

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Citizen Suit Actions/Clean Water Act: Environmental Integrity Project Files Lawsuits Against Two Louisiana Petroleum Coke Plants

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The Environmental Integrity Project (“EIP”) filed a Clean Water Act citizen suit action in the United States District Court for the Western District of Louisiana against the following: RAIN CII CARBON, LLC. – Sulfur,...more

Allen Matkins

California Environmental Law & Policy Update 2.7.25

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Newly-appointed U.S. Attorney General Pam Bondi wrote in a memo this Wednesday that the Justice Department will reverse a Biden-era directive to prioritize enforcement of environmental laws in disadvantaged and low-income...more

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

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The Arkansas Department of Energy and Environment - Division of Environmental Quality (“DEQ”) and City of Jasper, Arkansas entered into a December 4th Consent Administrative Order (“CAO”) addressing alleged violations of a...more

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Wastewater Enforcement: Mississippi Commission on Environmental Quality and Heidelberg Petroleum Refinery Enter into Agreed Order

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The Mississippi Commission on Environmental Quality (“MCEQ”) and Hunt Southland Refining Company LLC (“Hunt”) entered into a November 18th Agreed Order (“AO”) addressing alleged violations of a Clean Water Act National...more

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Wastewater Enforcement: U.S. Environmental Protection Agency and Monroe, Michigan Coal-Fired Powerplant Enter into Consent...

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The United States Environmental Protection Agency (“EPA”) and DTE Electric Company (“DTE”) entered into a Consent Agreement and Final Order (“CAFO”) addressing alleged violations of Clean Water Act National Pollutant...more

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

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Wastewater Enforcement: Arkansas Department of Energy and Environment - Division of Environmental Quality and City of Glenwood Enter Into Consent Administrative Order - The Arkansas Department of Energy and Environment –...more

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Wastewater Enforcement: Mississippi Commission on Environmental Quality and Town of Gloster Enter into Agreed Order

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The Mississippi Commission on Environmental Quality (“MCEQ”) and Town of Gloster, Mississippi entered into a July 8th Agreed Order (“AO”) addressing alleged violations of the Clean Water Act National Pollutant Discharge...more

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Stormwater Enforcement: U.S. Environmental Protection Agency and Deposit, New York Quarry Operator Enter into Consent Agreement

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The United States Environmental Protection Agency (“EPA”) and Sanford Stone, LLC (“Sanford”) entered into a November 8th Consent Agreement and Final Order (“CAFO”) addressing alleged violations of a Clean Water Act National...more

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

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The Arkansas Department of Energy and Environment – Division of Environmental Quality (“DEQ”) and City of Almyra, Arkansas entered into a November 18th Consent Administrative Order (“CAO”) addressing alleged violations of a...more

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Criminal Enforcement/Clean Water Act: U.S. Department of Justice Press Release Announces Six-Count Indictment Charging Phillips 66...

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The United States Department of Justice (“DOJ”) announced that a federal grand jury returned a six-count indictment charging Phillips 66 Company with violating the Clean Water Act. The matter is being handled by the...more

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Stormwater Enforcement: Oregon Department of Environmental Quality Proposed Order Addressing Portland Metal Services Center

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The Oregon Department of Environmental Quality (“ODEQ”) issued a July 11th Notice of Penalty Assessment and Order (“Order”) to I.S.S.C. Incorporated, dba Oregon Metal Services (“OMS”) addressing alleged violations of a Clean...more

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

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The Arkansas Department of Energy and Environment - Division of Environmental Quality (“DEQ”) and City of Lake Village, Arkansas entered into an October 25th Consent Administrative Order (“CAO”) addressing an alleged...more

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Pretreatment Enforcement/Clean Water Act: Mississippi Commission on Environmental Quality and Hattiesburg Soft Drink Manufacturer...

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The Mississippi Committee on Environmental Quality (“MCEQ”) and Wis-Pak of Hattiesburg, LLC (“Wis-Pak”) entered into an October 5th Agreed Order (“AO”) addressing an alleged violation of a Clean Water Act Pretreatment Permit....more

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SPCC Enforcement/Clean Water Act: U.S. Environmental Protection Agency and Hartford, Illinois Petroleum Storage/Distribution...

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The United States Environmental Protection Agency (“EPA”) and Hartford Wood River Terminal, LLC (“Hartford Wood”) entered into an October 25th Consent Agreement and Final Order (“CAFO”) addressing alleged violations of The...more

Mintz

EPA's Most Recent Draft NPDES General Permit Could Earn It Another Trip to the Supreme Court

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Sam Hess of Inside EPA and many others are writing about EPA's Halloween Trick or Treat – the publication of a draft Clean Water Act NPDES General Permit that would apply to “commercial, industrial and institutional”...more

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Supplemental Environmental Project/Wastewater Enforcement: U.S. Environmental Protection Agency and Mullan, Idaho Mine Operator...

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The United States Environmental Protection Agency (“EPA”) and Hecla Limited (“HL”) entered into a Consent Agreement (“CA”) addressing alleged violations of a Clean Water Act National Pollutant Discharge Elimination System...more

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