This past August, EPA published Draft Method 1633 – Analysis of Per- and Polyfluoroalkyl Substances (“PFAS”) in Aqueous, Solid, Biosolids, and Tissue Samples by LC-MS/MS. Once, finalized, this single
Continue Reading EPA Publishes Draft PFAS Analytical Method for Array of Environmental Media
PA Independent Regulatory Review Commission Approves Rulemaking with PFOA and PFOS Cleanup Standards
On September 23, 2021, the Pennsylvania Independent Regulatory Review Commission (IRRC) approved a final form rulemaking that revises the Pennsylvania Department of Environmental Protection’s (PADEP) regulations that implement that
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New Pennsylvania PFOS and PFOA Cleanup Standards Reach Final Major Regulatory Hurdle
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
Continue Reading New Pennsylvania PFOS and PFOA Cleanup Standards Reach Final Major Regulatory Hurdle
PADEP Approves NPDES Permit with PFOA and PFOS Discharge Limits
On March 24, 2021, the Pennsylvania Department of Environmental Protection (PADEP) announced that it issued an National Pollutant Discharge Elimination System (NPDES) permit to the Biddle Air National Guard
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Surface Water Data in Pennsylvania Identifies PFAS in Multiple Locations Statewide
The march toward regulation of PFAS in Pennsylvania continues (see our recent post on statewide public water system sampling results), with the release of final data from sampling conducted in
Continue Reading Surface Water Data in Pennsylvania Identifies PFAS in Multiple Locations Statewide
California Expands Review of PFOS, PFOA to Include Cancer Risk
The California Office of Environmental Health Hazard Assessment (OEHHA) is expanding its review of potential substances to add to its Proposition 65 list of chemicals that cause cancer.
Earlier this
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EPA Takes Two More Steps Down the Long and Winding Road to National Primary Drinking Water Regulations for PFAS
In the March 3, 2021 Federal Register, EPA issued its final regulatory determinations for substances on the fourth Drinking Water Contaminant Candidate List (“CCL 4”). Under the federal Safe Drinking
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Implications of EPA Designation of PFOA and PFOS as “Hazardous Substances”
The Biden Administration has pledged to designate certain PFAS as hazardous substances under federal law. What effect would the United States Environmental Protection Agency’s (EPA) designation of PFOA and PFOS
Continue Reading Implications of EPA Designation of PFOA and PFOS as “Hazardous Substances”
EPA’s PFOA and PFOS “Hazardous Substance” Designation Process
For the past several years, much attention has been focused on the United States Environmental Protection Agency’s (EPA) legal authority to respond to PFAS contamination. When EPA published its PFAS
Continue Reading EPA’s PFOA and PFOS “Hazardous Substance” Designation Process
State PFAS Enforcement Against the Federal Government – Irresistible Force Meets Immovable Object?
In September 2020, the New Mexico Environment Department (NMED) finalized the settlement of an enforcement action against Cannon Air Force Base (CAFB), a federal facility, relating to the facility’s discharge
Continue Reading State PFAS Enforcement Against the Federal Government – Irresistible Force Meets Immovable Object?