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?
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
On June 30, 2025, Delaware legislators unanimously passed regulations that would require water providers in the state to begin testing for per- and polyfluoroalkyl substances (PFAS) next year, one year sooner than federal...more
Facing federal government plans to weaken regulation of “forever chemicals” in drinking water, Tustin’s Governor, Gavin Newsom, announced the city received a new, state-funded water treatment system designed to remove per-...more
According to a Law360 article, U.S. EPA said in a statement to Law360 that it’s reviewing a November 2024 petition from 175 environmental groups to include microplastics in the Sixth Unregulated Contaminant Monitoring Rule...more
The Environmental Science & Technology Journal found in a 2025 study that 95% of 23 tested beers brewed across the United States contain varying levels of per- and polyfluoroalkyl substances (PFAS). PFAS are synthetic...more
The Environmental Protection Agency (EPA) recently terminated over $15 million in grants for research aimed to reduce potential exposure to “forever chemicals,”, i.e., per and poly-fluoroalkyl substances (PFAS), from food to...more
This week, I discuss with my colleagues, Carla N. Hutton, Senior Regulatory Analyst for B&C, and Dr. Richard E. Engler, Director of Chemistry for B&C and The Acta Group (Acta®), our consulting affiliate, the ever-expanding...more
The U.S. Environmental Protection Agency's ("EPA") plan to address per- and polyfluoroalkyl substances ("PFAS") includes a long list of upcoming agency actions to deal with PFAS contamination....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
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
On February 3, the Massachusetts Cannabis Control Commission (CCC) issued two public health and safety advisories regarding potentially contaminated marijuana products sold by two separate licensees in Massachusetts....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 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
What You Need to Know in a Minute or Less - Emerging contaminants are synthetic or natural chemicals that have not been fully assessed from a health or risk perspective and are reportedly finding their way into consumer...more
The legal landscape surrounding per- and polyfluoroalkyl substances (PFAS) is rapidly evolving, with industrial users now facing heightened risks, even if they never directly manufactured these chemicals. This shift is...more
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
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
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
As California remains at the forefront of environmental progress and regulation, 2025 will usher in pivotal developments in state-level policies addressing product stewardship, contaminants of concern, climate change, mobile...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
On October 26, Delaware Attorney General (AG) Kathleen Jennings filed a lawsuit against fourteen chemical companies for allegedly contaminating the state’s natural resources with per- and poly-fluoroalkyl substances (PFAS)...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