News & Analysis as of

Regulatory Requirements Drinking Water

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

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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

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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?

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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

Paul Hastings LLP

PFAS Legislative & Regulatory Developments – First Quarter 2025

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As President Joseph Biden wound down his time in office, the U.S. Environmental Protection Agency (EPA) undertook significant efforts to finalize the regulation of per- and polyfluoroalkyl substances (PFAS). While it remains...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

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

Clean Water/Drinking Water State Revolving Funds: 37 State and National Organizations Letter to the Chairs of the United States...

The 37 state and national organizations with interest in water and wastewater projects sent a letter to the Chairs of the House of Representatives and Senate Appropriation Committee addressing state revolving funds....more

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

PFAS Removal Report/Strategies/Funding Options to Address PFAS Removal in Drinking Water/Wastewater: Minnesota Pollution Control...

The Minnesota Pollution Control Agency (“MPCA”) prepared a January 2025 Report titled: PFAS Removal Report – Strategies and funding options to address PFAS removal in drinking water and wastewater (“Report”)....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

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

Water Withdrawals/Duck River: Southern Environmental Law Center and Tennessee Department of Environment and Conservation Enter...

The Southern Environmental Law Center (“SELC”) on behalf of the Tennessee Wildlife Federation entered into multiple Settlement Agreements (“Agreements”) with the Tennessee Department of Environment and Conservation (“TDEC”)...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

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

Drinking Water Enforcement: Arkansas Drinking Water Update Publication Announces Enforcement Orders for Three Water Systems

The Fall 2024 edition of the publication Arkansas Drinking Water Update (“Update”) summarized Enforcement Orders that were issued for three Arkansas water systems. The Update is published by the Engineering Section of...more

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

PFAS/South Carolina General Assembly: Bill Prohibiting Discharge into Waterway/Drinking Water Supply Filed

H. 3116 was introduced on January 14th into the South Carolina General Assembly addressing perfluoroalkyl and polyfluoroalkyl substances (collectively, “PFAS”). The Bill would require that the South Carolina Department of...more

BCLP

EPA Risk Evaluation for 1,4-Dioxane

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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

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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

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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

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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

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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

BCLP

PFAS Drinking Water Standards: State-by-state Regulations - September 2024

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The regulation of per- and polyfluoroalkyl substances (“PFAS”) in drinking water remains one of the primary focuses for legislatures and agencies at both the state and federal levels....more

Goldberg Segalla

AI – Environmental Friend or Foe?

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Recently, there’s been much discussion about the potential benefits that artificial intelligence can bring to climate change regulation.  For example, advanced technology, such as satellite data, is being used to identify...more

McNees Wallace & Nurick LLC

USEPA Promulgates PFAS Drinking Water Standards and Designates Two PFAS Substances As Hazardous Substances – What Does It Mean For...

In April, the Environmental Protection Agency (“USEPA”) took two actions regarding per- and polyfluoroalkyl substances (“PFAS”), or so-called “forever chemicals,” that could have far-ranging implications....more

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