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?
On April 15, in Santa Clarita Valley Water Agency v. Whittaker Corp., et al., No. 22-55727, slip op., -- F.4th – (9th Cir. 2024) (SCVWA), the U.S. Court of Appeals for the Ninth Circuit (Court of Appeals) held that in a...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 March 14, 2023, EPA proposed to regulate certain PFAS under the Safe Drinking Water Act. EPA proposed Maximum Contaminant Level Goals for PFOA and PFOS of zero. It proposed Maximum Contaminant Levels for PFOA and PFOS of...more
The Alaska Supreme Court (“Court”) addressed in a December 30th opinion issues arising out of the purchase of a property that had groundwater contamination. See Gavora, Inc. v. City of Fairbanks, 502 P.3d 410. ...more
A few considerations practitioners should keep in mind when dealing with contamination involving per- and polyfluoroalkyl substances (PFAS) contamination. The PFAS Action Act of 2021 passed in the House and was received in...more
You may have read about the slew of lawsuits filed over the past few years by Long Island water districts seeking to recover damages arising from alleged contamination of drinking water supplies by 1,4-dioxane...more
The Environmental Protection Agency (EPA) is kicking off 2022 — a year expected to be particularly active for the regulation of per- and poly-fluoroalkyl substances (PFAS) — by moving forward with one of the agency’s keystone...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
The process to revise regulations in Pennsylvania is often long and involved, and the Pennsylvania Department of Environmental Protection’s (PADEP) revision to its Act 2 Chapter 250 regulations to incorporate cleanup...more
The US District Court for the Southern District of Texas issued its third opinion on August 19 in the decade-long fight between Exxon Mobil Corporation (ExxonMobil) and the US government over who is responsible for the costs...more
Lawsuits present major liability risks to PFAS manufacturers and industries that historically used PFAS in their operations. Per- and polyfluoroalkyl chemicals (PFAS) are synthetic, human-made compounds that were...more
The United States Environmental Protection Agency (“EPA”) issued a memorandum on December 19th titled: Interim Recommendations for Addressing Groundwater Contaminated with Perfluorooctanoic Acid and/or...more
In the last year, litigation involving per- and polyfluoroalkyl substances (PFAS) has spiked across the nation. To date this litigation has been centered in eastern and mid-western states and the wave of litigation has yet to...more
Federal and state agencies are responding to public pressure to study and regulate per- and polyfluoroalkyl substances (PFAS) in drinking water supplies, and potentially in groundwater. The U.S. Environmental Protection...more
In the latest development in the federal government's efforts to develop a framework for addressing groundwater contaminated with perfluorooctanoic acid (PFOA) and/or perfluorooctane sulfonate (PFOS), the United States...more
On April 25, 2019, the Environmental Protection Agency (EPA) released its Draft Interim Recommendations for Addressing Groundwater Contaminated with Perfluorooctanoic Acid and Perfluorooctane Sulfonate. Perfluorooctanoic acid...more
On April 25, 2019, The U.S. Environmental Protection Agency (EPA) announced issuance of Draft Interim Recommendations to Address Groundwater Contaminated with Perfluorooctanoic Acid and Perfluorooctane Sulfonate. According to...more
On April 25, 2019, the EPA published draft interim recommendations for screening and clean-up levels for groundwater contaminated with perfluorooctanoic acid (PFOA) and/or perfluorooctane sulfonate (PFOS). The draft...more
PFAS are currently the subject of significant regulatory action, research, litigation, and public debate based on recent reports which claim that two PFAS, Perfluorooctanoic Acid (“PFOA”) and Perfluorooctane Sulfonate...more
EPA Steps into the Mix While States Continue Swift Action in Light of Potential Health Risks - In a prior posting, we noted the proliferation of state legislative and regulatory activity involving Per- and polyfluoroalkyl...more