PFAS in Focus: Forever-Engineering With Trent Stober, HDR - Reflections on Water Podcast
On-Demand Webinar | Flood or Drought? A Discussion of the Election’s Potential Legislative Impacts on the Water Sector
[WEBINAR] Fairly (or Unfairly?) Traceable: Are Discharges Through Groundwater Subject to the Clean Water Act?
Water Rights with Eric Garner: Prescriptive Rights
Context is Crucial in Examining BLM’s Proposed Rule for Fracking On Federal Land
On April 28, 2025, the U.S. Environmental Protection Agency (EPA) announced "major EPA actions to combat PFAS contamination." EPA Administrator Lee Zeldin said that he has "long been concerned about PFAS and the efforts to...more
Maryland has filed suit against W.L. Gore & Associates (Gore), a downstream user of PFAS-containing materials, alleging that its manufacturing processes contributed to PFAS contamination through its use of...more
The United States Environmental Protection Agency (“EPA”) has extended the public comment period for the Draft Sewage Sludge Risk Assessment for Perfluorooctanoic Acid (PFOA) and Perfluorooctane Sulfonic Acid (PFOS) (“Draft...more
On January 14, 2025, the EPA released for public comment a risk assessment report evaluating the potential risks associated with land application and land disposal of biosolids containing two types of PFAS, PFOA and PFOS....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
The Environmental Protection Agency’s (EPA) recent rulemakings for per- and polyfluoroalkyl substances (PFAS) have far-reaching implications for a broad range of industries, regulated entities, and regulatory bodies. First,...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
Last Friday, EPA formally designated perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS) – including their salts and structural isomers! – as hazardous substances under CERCLA. I cannot really quarrel with...more
On April 19, 2024, EPA announced its highly anticipated final rule designating two polyfluoroalkyl substances ("PFAS")—perfluorooctanoic acid ("PFOA") and perfluorooctanesulfonic acid ("PFOS")—as "hazardous substances" under...more
On April 19, 2024, the U.S. Environmental Protection Agency (EPA) announced its final rule designating perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS), two of the most common and well-known per- and...more
On Friday, April 19, 2024, the U.S. Environmental Protection Agency (EPA) released a pre-publication version of its Final Rule (the Rule) designating two widely used per- and polyfluoroalkyl substances (PFAS) –...more
On November 29, Ohio Attorney General (AG) Dave Yost and Governor Mark DeWine announced a proposed $110 million settlement with Du Pont De Nemours and Co. and The Chemours Company over alleged chemical contamination from...more
Yesterday, I spoke with Sarah Mattalian, an Inside EPA reporter writing a story about the suggestion by an EPA official that EPA might require additional PFAS investigations and clean up at properties that had already been...more
This week Judge Gergel tentatively approved the $1.2 billion settlement between DuPont (and related companies) and water suppliers now dealing with the fact that EPA and many States have concluded that the most minute...more
On the 60th anniversary of the publication of Rachel Carlson’s groundbreaking book “Silent Spring”, the world continues to struggle to manage the human health and environmental risks associated with newly discovered emerging...more
State drinking water, surface water, and groundwater regulations are now all in one place—through an easy-to-use, interactive map. Regulations on per- and polyfluoroalkyl substances (PFAS) vary by state and continue to...more
During the early stages of the Biden administration, efforts to regulate per- and poly-fluoroalkyl substances, aka “PFAS,” were largely piecemeal and driven by various proposals in Congress. Last month, however, the U.S....more
Last week, the U.S. Environmental Protection Agency (“EPA”) announced its PFAS Strategic Roadmap. PFAS are a class of per- and polyfluoroalkyl substances that have been used in a wide variety of industries since the 1940s and...more
September 2, 2021, the Environmental Protection Agency (EPA), in collaboration with the Department of Defense (DOD), released the first EPA-validated laboratory analytical method to test for per- and polyfluoroalkyl...more
Last week, the Office of Environmental Health Hazard Assessment (OEHHA) released draft public health goals (PHGs) for perfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS) in drinking water. OEHHA’s...more
On April 27, 2021 Governor Doug Ducey sent a letter to Secretary of Defense Lloyd Austin requesting the Department of Defense (DOD) identify and treat water in Arizona contaminated in the areas surrounding four defense...more
Last week, the California State Water Resources Control Board (State Water Board) officially released an order (the Order) to investigate and sample for per- and polyfluoroalkyl substances (PFAS) at over 160 bulk fuel storage...more
The New Jersey Department of Environmental Protection’s latest action creates several statewide environmental standards for three PFAS contaminants: perfluorooctanoic acid (PFOA), perfluorooctanesulfonic acid (PFOS), and...more
The proposal marks another instance of EPA follow-through on its 2019 PFAS Action Plan. The SDWA requires EPA to make regulatory determinations every five years based on whether chemicals in public water systems pose a...more