News & Analysis as of

PFAS Drinking Water Proposed Rules

K&L Gates LLP

EPA Provides Update on PFAS Drinking Water Standards

K&L Gates LLP on

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

DLA Piper

EPA Signals Intention to Modify Biden Administration’s National Primary Drinking Water Regulation for PFAS

DLA Piper on

In response to public feedback on compliance challenges, the US Environmental Protection Agency (EPA) recently announced its intention to modify the National Primary Drinking Water Regulation (NPDWR) for six per- and...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

Venable LLP

EPA Rolls Out Changes to Biden-Era PFAS Rules. What May Be Around the Corner?

Venable LLP on

The U.S. Environmental Protection Agency (EPA) has announced major changes to two regulations concerning per- and polyfluoroalkyl substances (PFAS). The first is a revamp of Safe Drinking Water Act (SDWA) standards for...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

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

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

Ballard Spahr LLP

EPA Finalizes Superfund and Drinking Water PFAS Rules

Ballard Spahr LLP on

The U.S. Environmental Protection Agency (EPA) finalized two of the most anticipated environmental regulations related to per- and polyfluoroalkyl substances—known as PFAS—in the past two weeks: listing of PFOA and PFOS as...more

Troutman Pepper Locke

North Carolina Court Rules Predecessor Company Liable If AG’s Environmental Lawsuit Succeeds

Troutman Pepper Locke on

In February 2018, Ohio become the first state to sue DuPont alleging that the company had released perfluorooctanoic acid (PFOA) into the environment. Since then, multiple state attorneys general (AG) have continued to weigh...more

Holland & Knight LLP

2023 PFAS Year in Review: EPA Policy and Aqueous Film-Forming Foam Litigation Updates

Holland & Knight LLP on

2023 was a busy year for folks following legal developments related to per- and polyfluoroalkyl substances (PFAS). In December, the U.S. Environmental Protection Agency (EPA) issued its Second Annual Progress Report. Some of...more

BCLP

PFAS Drinking Water Standards: State-by-state Regulations - Updated January 2024

BCLP on

In the absence of an enforceable federal drinking water standard for per- and polyfluoroalkyl substances (“PFAS”) – for the time being anyway - many states have regulated PFAS compounds in drinking water. The result is a...more

Jenner & Block

Environmental Regulations to Watch in 2024

Jenner & Block on

Several federal agencies, including the United States Environmental Protection Agency, Federal Trade Commission, Department of the Interior, and Securities and Exchange Commission, have a slew of pending environmental...more

Pierce Atwood LLP

Update: EPA Finalizes Rule to Eliminate TRI Reporting Exemption for PFAS

Pierce Atwood LLP on

As forecast in our December 2022 client alert, the Environmental Protection Agency (EPA) has issued a pre-publication version of its final rule that eliminates the use of the de minimis exemption for reporting of per- and...more

Harris Beach Murtha PLLC

Harris Beach Monitoring PFAS Regulations for Drinking Water

Four months after the U.S. Environmental Protection Agency (EPA) proposed federal drinking water limits on “forever chemicals,” Harris Beach continues to monitor for a final resolution to the proposed regulations. A...more

Akerman LLP

EPA’s Proposed Rules Would Severely Limit PFAS Levels Permissible in Drinking Water

Akerman LLP on

Last month, the U.S. Environmental Protection Agency (EPA) published new proposed rules under the Safe Drinking Water Act that will severely limit the levels of certain substances of a man-made family of chemicals,...more

Miller Nash LLP

EPA Issues Drinking Water Standard for Six PFAS

Miller Nash LLP on

On March 14, 2023, the United States Environmental Protection Agency (EPA) issued its proposed PFAS National Primary Drinking Water Regulation (NPDWR) under the Safe Drinking Water Act (SDWA) for six PFAS under the Proposed...more

Troutman Pepper Locke

How Low Can Regulatory Standards ‎Go? EPA Proposes the First Federally ‎Enforceable Drinking ‎Water Regulation to Address PFAS

Troutman Pepper Locke on

Background - Per- and poly-fluoroalkyl substances (“PFAS”) are in the crosshairs of the Environmental Protection Agency (“EPA”). PFAS are substances that have been used heavily in manufacturing and are prevalent in many...more

Williams Mullen

Environmental Notes - April 2023

Williams Mullen on

EPA’s Big Plans for 2023: Top Air Rulemakings We Are Watching - An environmental lawyer walks into a cocktail party. An often-asked question is: What is happening at EPA in your world? What should we be watching that...more

Pierce Atwood LLP

Update: EPA Issues Proposed Rule for PFOA and PFOS in Drinking Water

Pierce Atwood LLP on

As expected, and as described in our March 15 client alert, EPA today published in the Federal Register its first-ever National Primary Drinking Water Regulation (NPDWR) for six PFAS substances in drinking water....more

Robinson+Cole Environmental Law +

EPA Proposes Enforceable Drinking Water Standards For PFAS

Last week EPA released its proposal for the first set of Maximum Contaminant Levels (MCLs) under the Clean Water Act for per- and polyfluoroalkyl substances (PFAS).  In contrast to non-enforceable health advisory levels...more

Downey Brand LLP

Fighting Forever Chemicals: USEPA Proposes the First Enforceable Nationwide Primary Drinking Water Standards for PFAS

Downey Brand LLP on

Last week, the U.S. Environmental Protection Agency (USEPA) announced a proposed rulemaking that would establish legally enforceable federal primary Maximum Contaminant Levels (“MCLs”) for six per- and polyfluoroalkyl...more

Morgan Lewis

EPA Proposes Enforceable Drinking Water Standards for PFOA, PFOS, and Four Other PFAS

Morgan Lewis on

The US Environmental Protection Agency’s proposed rule is the latest development in its expansive whole-of-agency approach to regulating and reducing PFAS in the environment. The proposed rule is not only the first proposed...more

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