PFAS in Focus: Show-Me Insights From Chris Wieberg, Missouri Department of Natural Resources - Reflections on Water Podcast
[Podcast] Catching Up on Canadian Environmental Regulation
PFAS: Increasing Regulations and Managing Legal Liability
EPA Plan Changes PFAS Outlook For Companies, Regulators
2BInformed: The Future of Fluoride in Drinking Water, the New TSCA Fees Rule, and the Drinking Water Contaminant Candidate List 5
The Great Green North: A Discussion on Canada’s Environmental Regulations
Forever Chemicals: What They are and What is being Done to Minimize Their Impact
What are PFAS and Why Should We Care?
PFAS are attracting increasing public attention around the world. In Europe, authorities and residents are trying to assert their rights and are taking more and more legal action. This LawFlash provides a legal overview on...more
On April 28, 2025, the U.S. Environmental Protection Agency (EPA) outlined upcoming Agency action to address per- and polyfluoroalkyl substances (PFAS). According to EPA’s announcement, “[i]n line with Administrator Zeldin’s...more
In the latest edition of the PFAS Primer Quarterly Update, our roundup of regulatory, litigation, and scientific actions involving PFAS, states exempt PFAS products – except the states that don’t, defendants can remove PFAS...more
We have previously written on the evolving risks associated with PFAS—also known as “forever chemicals”—and their implications for policyholders navigating environmental liabilities involving both PFAS and PFAS-related...more
Perfluoroalkyl substances (PFAS) are a group of thousands of human-made chemicals that are resistant to heat, water, oil, and grease. These properties have made them popular for many decades for use in waterproof products,...more
Insights from decades of intense scrutiny of dioxins and PCBs in the environment, beginning in the 1960s, remain pertinent to our current challenges with PFAS. The lessons learned regarding detection and measurement,...more
In March, the New Jersey Department of Environmental Protection (NJDEP) proposed to formally add GenX, PFNA, PFOA, PFOS — all PFAS compounds — and methanol to the list of regulated contaminants under various statutes. This...more
The proposed rule would potentially usher in a future of broad testing for certain PFAS at New Jersey remediation sites....more
124 community, environmental, public health, and other organizations jointly transmitted a March 2025 letter to the United States Environmental Protection Agency (“EPA”) Administrator Zeldin asking that the agency: ...more
A recent lawsuit against Synagro Technologies, Inc. raises important questions about the role of biosolids in PFAS contamination and the legal responsibilities of manufacturers. The case, Farmer v. Synagro Tech., Inc., No....more
What You Need to Know in a Minute or Less - As the scientific and regulatory landscape surrounding various emerging contaminants shifts, so too do the options that companies can consider taking to minimize and insure against...more
“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)....more
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
The New Jersey Department of Environmental Protection (NJDEP) has amended the Ground Water Quality Standards (GWQS), effective on February 3, 2025. The rule, as adopted, does not differ substantially from the January 2024...more
A federal appeals court has granted the Environmental Protection Agency’s request for a 60-day abeyance in litigation challenging the Maximum Contaminant Levels (MCLs) for six PFAS chemicals. In a February 7, 2025, decision,...more
In the latest edition of the PFAS Primer Quarterly Update, our roundup of regulatory, litigation, and scientific actions involving PFAS, the EPA drafts recommended PFAS levels for water quality, California’s Department of...more
In the absence of enforceable federal standards for per- and polyfluoroalkyl substances (“PFAS”) in soil, several states have started the process of regulating PFAS in soil themselves. These regulations have implications for...more
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
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
On April 19, 2024, just nine days after finalizing the first-ever national, legally enforceable drinking water standard for six individual per-and polyfluoroalkyl substances (PFAS), the Agency designated PFOA and PFOS, two...more
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
For the first time and after much anticipation, the U.S. Environmental Protection Agency (EPA) proposed National Primary Drinking Water Regulations for key “forever chemicals.” The proposed rule would establish near-zero...more
On September 7, 2022, California became the first government in the world to require microplastics testing for drinking water, an emerging contaminant that is found throughout the environment. The State Water Resources...more
There is no federal drinking water standard for 1,4-dioxane, but as illustrated by a recent press release for the Industrial Excess Landfill Superfund Site in Ohio, the U.S. Environmental Protection Agency (EPA) and state...more
Last week, we informed you about new federal efforts to measure and reduce PFAS contamination levels in drinking water. But there also are significant efforts to increase PFAS regulatory requirements at the state level,...more