News & Analysis as of

Regulatory Requirements Environmental Protection Agency (EPA) Drinking Water

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

Collection/Analysis of Samples for the PFAS National Primary Drinking Water Regulation: U.S. Environmental Protection Agency...

The United States Environmental Protection Agency (“EPA”) published a document titled: Requirements and Best Practices for the Collection and Analysis of Samples for the PFAS National Primary Drinking Water Regulation...more

MG+M The Law Firm

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

MG+M The Law Firm on

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

Alston & Bird

PFAS Primer Quarterly Update | 2025 Q2 – Setting the PFAS Standard

Alston & Bird on

In the latest edition of the PFAS Primer Quarterly Update, our roundup of regulatory, litigation, and scientific actions involving PFAS, the EPA rethinks MCLs, more states prohibit new PFAS products, and ongoing discharge...more

Troutman Pepper Locke

Well, Well: Outlook for CCUS Projects in Texas Improves as EPA Proposes to Delegate Permitting Authority and the Texas Supreme...

Troutman Pepper Locke on

On June 17, the Environmental Protection Agency (EPA) published a proposed rule to approve Texas’s application for primary permitting and enforcement responsibility (primacy) for carbon dioxide (CO2) sequestration wells...more

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

Fiscal Year 2026 U.S. EPA Funding/Association of State Drinking Water Administrators: Testimony to U.S. House of Representatives...

The Association of State Drinking Water Administrators (“ASDWA”) submitted testimony to the United States House of Representatives Appropriations Subcommittee on Interior, Environment, & Related Agencies....more

K&L Gates LLP

EPA Provides Update on PFAS Drinking Water Standards

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On 14 May 2025, Environmental Protection Agency (EPA) Administrator Lee Zeldin announced the agency’s plan to address the National Primary Drinking Water Regulations (NPDWR) for per- and polyfluoroalkyl substances (PFAS)...more

Williams Mullen

Trump EPA Rolling Back Certain PFAS Limits in Drinking Water

Williams Mullen on

On May 14, 2025, EPA announced it will rescind and reconsider regulations setting maximum contaminant levels (MCLs) in drinking water for shorter chain per- and polyfluoroalkyl substances (PFAS) and extend the deadlines for...more

White & Case LLP

EPA Partially Rolls Back PFAS Drinking Water Rule

White & Case LLP on

On May 14, 2025, the U.S. Environmental Protection Agency (EPA) announced that it plans to retain the current drinking water standards for two per- and polyfluoroalkyl substances (PFAS), i.e., perfluorooctanoic acid (PFOA)...more

Beveridge & Diamond PC

EPA Announces Plans to Revisit Certain PFAS Drinking Water Standards

Beveridge & Diamond PC on

Two weeks after U.S. Environmental Protection Agency (EPA) Administrator Zeldin outlined the agency’s PFAS plan in broad strokes, EPA provided more detail on how it intends to proceed with respect to drinking water standards...more

Farella Braun + Martel LLP

EPA Announces It Will Keep Drinking Water Limits for PFOA and PFOS, But Rescind Limits for Four Other PFAS Compounds

On May 14, 2025, EPA issued a news release (available here) stating that the agency will maintain the Safe Drinking Water Act (SDWA) National Primary Drinking Water Regulations (NPDWRs) promulgated in April 2024—but only with...more

Fox Rothschild LLP

EPA Keeps MCL for PFOA and PFOS, Extends Compliance Deadline, and Intends to Rescind MCL for PFHxS, PFNA, GenX, and PFBS

Fox Rothschild LLP on

EPA announced on May 14, 2025 that it will maintain the Maximum Contaminant Level (“MCL”), also known as the national primary drinking water standard, for two PFAS, perfluorooctanoic acid (“PFOA”) and perfluorooctanesulfonic...more

Best Best & Krieger LLP

EPA Announces Plan to Modify PFAS Drinking Water Rule and Extend Compliance Deadline

On May 14, 2025, the U.S. Environmental Protection Agency (EPA) announced its latest plans to address PFAS contamination in drinking water. Specifically, the EPA plans to retain the National Primary Drinking Water Regulation...more

Frost Brown Todd

U.S. EPA Announces Retainment of MCLs for PFOA and PFOS and Intent to Rescind and Reconsider MCLs for Other PFAS

Frost Brown Todd on

The United States Environmental Protection Agency (U.S. EPA) announced today that it will keep the current Maximum Contaminant Levels (MCLs) set by the National Primary Drinking Water Regulations for perfluorooctanoic acid...more

Holland & Knight LLP

Is It Time to Reconsider What Can Realistically Be Done About PFAS?

Holland & Knight LLP on

Inside EPA is reporting that the Association of State Drinking Water Administrators (ASDWA) and New England Interstate Water Pollution Control Commission (NEIWPCC), among others, are complaining that the U.S. Environmental...more

Holland & Knight LLP

The PFAS Drinking Water Rule Under the Second Trump Administration

Holland & Knight LLP on

Major trade associations and water systems filed suit to challenge the Biden-era U.S. Environmental Protection Agency's (EPA) National Primary Drinking Water Rule for six per- and polyfluoroalkyl substances (PFAS) under the...more

Pillsbury - PFAS Observer

Court Approves 60-Day Stays in Legal Battles over Biden-Era PFAS Regulations amid Administration Shift

In a move that signals potential policy shifts under the new administration, the U.S. Court of Appeals for the District of Columbia Circuit granted EPA’s requests for 60-day stays in two high-profile cases challenging...more

MG+M The Law Firm

California Strengthens PFAS Regulations and Funding with SB 454 and AB 794

MG+M The Law Firm on

Senator Jerry McNerney of California has introduced Senate Bill 454 (SB 454) to address the growing problem of per- and polyfluoroalkyl substances (PFAS) contamination in California’s water supply. The legislation seeks to...more

Bergeson & Campbell, P.C.

Biden EPA Filed Notice of Appeal of Ruling that Typical Levels of Drinking Water Fluoridation Present an Unreasonable Risk to...

As reported in our September 30, 2024, blog item, the U.S. District Court for the Northern District of California ruled in September 2024 that the plaintiffs established by a preponderance of the evidence that the levels of...more

BCLP

EPA Risk Evaluation for 1,4-Dioxane

BCLP on

On November 14, 2024, the U.S. Environmental Protection Agency (“EPA”) determined that 1,4-dioxane presents an unreasonable risk of injury to human health under its conditions of use....more

Goldberg Segalla

EPA Finishes Risk Evaluation of 1,4-Dioxane under TSCA, Initiates Risk-Management Actions

Goldberg Segalla on

Over the last six years, our firm has written extensively about 1,4-Dioxane, from U.S. EPA’s proclamations to state laws and regulations, litigation, and distinctions between federal and state perspectives. (see compilation...more

Cozen O'Connor

Democratic AGs Pour Support into Limiting PFAS in Drinking Water

Cozen O'Connor on

A group of 18 Democratic AGs filed an amicus brief with the U.S. Court of Appeals for the D.C. Circuit in American Water Works Association v. EPA (No. 24-1188) supporting the EPA’s defense of its Final Rule establishing...more

MG+M The Law Firm

EPA Argues PFAS Maximum Contaminant Levels Are Lawful and in Accordance With Statutory Procedure

MG+M The Law Firm on

On April 10, 2024, the United States Environmental Protection Agency (EPA or Agency) promulgated the first-ever national, legally enforceable maximum contaminant levels (MCLs) for six per- and polyfluoroalkyl substances...more

Paul Hastings LLP

PFAS Legislative & Regulatory Developments Fourth Quarter 2024

Paul Hastings LLP on

Per- and polyfluoroalkyl substances (PFAS) are a large class of synthetically created organic chemical compounds that have been at the forefront of complex environmental and legal issues in recent years. While many PFAS...more

BCLP

PFAS in Groundwater: State-by-state Regulations - November 2024

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In the absence of federal cleanup standards for per- and polyfluoroalkyl substances (“PFAS”) in groundwater, several states have started the process of regulating PFAS in groundwater themselves. As a result, states have...more

Jenner & Block

EPA Finalizes National Strategy to Prevent Plastic Pollution

Jenner & Block on

On November 21, 2024, the EPA issued its final National Strategy to Prevent Plastic Pollution, as required by the Save Our Seas 2.0 Act. This comes after the Agency received almost 92,000 comments on its draft strategy. ...more

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