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Water PFAS Environmental Protection Agency (EPA)

MG+M The Law Firm

Cloudy Waters: The Legal and Financial Implications of New PFAS Legislation

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In 2024, the US Environmental Protection Agency (EPA) established maximum contaminant levels (MCL) for six PFAS chemicals in drinking water. That rule set MCLs of 4 parts per trillion (ppt) for perfluorooctanoic acid (PFOA)...more

Allen Matkins

California Environmental Law & Policy Update 5.16.25

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The U.S. Environmental Protection Agency (EPA) will rescind much of the Biden administration’s first nationwide drinking water standard aimed at protecting people from PFAS, which are found in hundreds of consumer and...more

Allen Matkins

California Environmental Law & Policy Update 5.2.25

Allen Matkins on

The White House Council on Environmental Quality (CEQ) circulated a draft template, dated April 8, 2025, to assist federal agencies in updating their procedures for implementing the National Environmental Policy Act (NEPA)....more

Pillsbury - PFAS Observer

EPA Signals Potential PFAS Policy Pivot Under New Administrator

In March, EPA Administrator Lee Zeldin addressed top state environmental officials, highlighting the Agency’s priorities for the year ahead. Without committing the EPA to an official stance, Zeldin reaffirmed his commitment...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

Williams Mullen

EPA Proposes Changes to Methods for Analyzing Water Pollutants, including PFAS and PCBs

Williams Mullen on

EPA is proposing to promulgate new methods and update the regulatory tables of approved methods for pollutant analysis under the Clean Water Act specified in 40 CFR Part 136. The proposed rule affects the methods used to...more

McGuireWoods LLP

Contaminants Compass: January 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 challenges of per- and polyfluoroalkyl substances (PFAS). This edition discusses the...more

Akin Gump Strauss Hauer & Feld LLP

Navigating PFAS Laws Under the New Administration: What to Watch

As we turn to 2025 and a new administration, there are a few areas of per- and polyfluoroalkyl substances (PFAS) law worth watching in the short term, including the regulation of the chemicals in water and their treatment...more

Farella Braun + Martel LLP

EPA Announces Draft Human Health Criteria for Three PFAS in Waterbodies

On December 19, 2024, EPA announced draft national recommended human health criteria (HHC) for three PFAS in waterbodies: perfluorooctanoic acid (PFOA), perfluorooctane sulfonic acid (PFOS), and perfluorobutane sulfonic acid...more

Allen Matkins

California Environmental Law & Policy Update 12.6.24

Allen Matkins on

The U.S. Environmental Protection Agency (EPA) on Wednesday issued a new regulation preventing per- and polyfluoroalkyl substances, commonly known as PFAS, from being approved through low volume exemptions — abridged reviews...more

MG+M The Law Firm

Did EPA Violate Statutory Authority in Promulgating PFAS MCLs?

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On October 7, 2024, two groups of plaintiffs challenged the United States Environmental Protection Agency’s (EPA) April 26, 2024, rule that established Maximum Contaminant Levels (MCLs) for certain per-and polyfluoroalkyl...more

Allen Matkins

California Environmental Law & Policy Update 9.20.24

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Farmers in southern Tulare County will face greater scrutiny for groundwater pumping after the state placed the region on probation following a lengthy hearing in Sacramento on Tuesday....more

Holland & Knight LLP

EPA Announces $7.5 Billion in Water Infrastructure Loans

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The U.S. Environmental Protection Agency (EPA) on Sept. 6, 2024, announced the availability of $6.5 billion in Water Infrastructure Finance and Innovation Act (WIFIA) funding and $1 billion in State Infrastructure Financing...more

MG+M The Law Firm

The Chevron Ruling Shake Up: US Air Force Avoids PFAS Water Clean Up

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The overturning of the “Chevron Doctrine” is already making waves. The US Air Force is refusing to comply with an EPA clean-up order, claiming federal regulators lack authority. In brief, here is the timeline of events: •...more

McGuireWoods LLP

Contaminants Compass: September 2024 Edition

McGuireWoods LLP on

“Contaminants Compass” is a monthly newsletter that provides updates, legal observations and actionable tips to navigate the evolving legal challenges of per- and polyfluoroalkyl substances (PFAS). This edition discusses how...more

MG+M The Law Firm

Actuaries Demonstrate EPA Severely Underestimated Water Remediation Costs

MG+M The Law Firm on

On April 26, 2024, the United States Environmental Protection Agency (EPA) promulgated the first-ever national, legally enforceable maximum contaminant levels (MCLs) for six per- and polyfluoroalkyl substances (PFAS) in...more

Nossaman LLP

EPA Action on “Forever Chemicals”

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Per- and polyfluoroalkyl substances (PFAS) are at the top of every environmental regulator’s list in 2024 and already this year the United States Environmental Protection Agency (EPA) has taken key steps toward regulating...more

Nossaman LLP

California Water Views - 2024 Outlook

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Water Agencies Beware Before Proceeding with Forced Municipalization - California’s state water system serves roughly 40 million people and irrigates nearly 10 million acres of farmland. The 2023 water year was ranked as...more

Maron Marvel

PFAS Enforcement Discretion and Settlement Policy Under CERCLA

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On April 17, 2024, the EPA signed a final rule to designate PFOA and PFOS as hazardous substances under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), also known as Superfund. The...more

Kelley Drye & Warren LLP

EPA Announces Final Rule Designating Two PFAS as ​“Hazardous Substances” under CERCLA

On April 19, 2024, the U.S. Environmental Protection Agency (“EPA” or ​“the Agency”) released details of its highly anticipated rule listing perfluorooctanoic acid (“PFOA”) and perfluorooctanesulfonic acid (“PFOS”), two forms...more

Nutter McClennen & Fish LLP

EPA’s New PFAS Regulations and What That Means

On April 10, 2024, the U.S. Environmental Protection Agency (“EPA”) announced a National Primary Drinking Water Regulation (the “Regulation”) which established legally enforceable levels called Maximum Contaminant Levels...more

Farella Braun + Martel LLP

Fifteen California Cities and Water Districts File a Lawsuit on the Heels of EPA’s Announcement of MCLs for PFAS in Drinking Water

Two days after EPA announced Maximum Contaminant Levels (MCLs) for six PFAS in drinking water, 15 California cities and water districts filed a lawsuit seeking injunctive relief and damages, based in part on the requirements...more

Faegre Drinker Biddle & Reath LLP

April 2024 is EPA’s Month of PFAS: National Drinking Water Requirements and So Much More

Background The U.S. Environmental Protection Agency (EPA) has been extremely busy over the past few weeks with additional PFAS actions — and the designation of PFOA and PFOS as hazardous substances under CERCLA is expected...more

Jones Day

EPA Issues the First-Ever National Drinking Water Standard for PFAS

Jones Day on

On April 10, 2024, the U.S. Environmental Protection Agency ("EPA") announced its highly anticipated final National Drinking Water Regulation ("NPDWR") for six per-and polyfluoroalkyl substances ("PFAS"), which establishes...more

Beveridge & Diamond PC

EPA Finalizes National Primary Drinking Water Regulation for Certain PFAS

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The U.S. Environmental Protection Agency (EPA) has finalized its proposed rule establishing National Primary Drinking Water Regulation (NPDWR) for certain PFAS compounds. The final rule sets Maximum Contaminant Levels (MCL)...more

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