The Pennsylvania Department of Environmental Protection (“PADEP”) published guidance regarding registering and permitting storage tanks that contain perfluorooctanoic acid (“PFOA”), perfluorooctanesulfonic acid (“PFOS”). This change comes in light of a
Continue Reading STORAGE TANKS THAT CONTAIN PFOA AND PFOS MUST NOW BE REGISTERED IN PENNSYLVANIACERCLA
Federal Drinking Water Standards for PFAS Will Influence Groundwater Remediation Standards
By Aaron Mapes & Collin Crecco on
As discussed in a previous post, EPA recently issued a final rule establishing drinking water standards, known as maximum contaminant levels (MCLs), for six per- and polyfluoroalkyl substances (PFAS). …
Continue Reading Federal Drinking Water Standards for PFAS Will Influence Groundwater Remediation StandardsDesignation of PFOA and PFOS as CERCLA Hazardous Substances to Become Effective on July 8, 2024
By Karen H. Davis on
As previously reported, on April 19, 2024, the U.S. Environmental Protection Agency (“EPA”) released the pre-publication notice of its final rule designating perfluorooctanoic acid (“PFOA”) and perfluorooctanesulfonic acid (“PFOS”)…
Continue Reading Designation of PFOA and PFOS as CERCLA Hazardous Substances to Become Effective on July 8, 2024EPA Designates PFOA and PFOS as CERCLA Hazardous Substances
By Karen H. Davis on
On April 19, 2024, the U.S. Environmental Protection Agency (“EPA”) released the pre-publication notice of its final rule designating perfluorooctanoic acid (“PFOA”) and perfluorooctanesulfonic acid (“PFOS”) as hazardous substances under…
Continue Reading EPA Designates PFOA and PFOS as CERCLA Hazardous SubstancesRecent Progress Report Issued by EPA Foreshadows Landmark Year for Federal Regulation of PFAS
By Aaron Mapes on
Soon after the Biden Administration took office, the United States Environmental Protection Agency (“EPA”) issued a Strategic Roadmap highlighting the many ways it planned to “research, restrict, and remediate” per-and…
Continue Reading Recent Progress Report Issued by EPA Foreshadows Landmark Year for Federal Regulation of PFASUpdate on U.S. EPA’s Proposed Rule to Designate PFOA and PFOS as Hazardous Substances Under CERCLA
By Aaron Mapes & Robert J. Schena on
We have been closely monitoring the progress of the United States Environmental Protection Agency (“EPA”) proposed rule to designate perfluorooctanic acid (“PFOA”) and perfluorooctane sulfonic acid (“PFOS”), two per- and…
Continue Reading Update on U.S. EPA’s Proposed Rule to Designate PFOA and PFOS as Hazardous Substances Under CERCLAEPA Revises Schedule for Anticipated CERCLA PFOA and PFOS Hazardous Substance Designation
By Robert J. Schena on
In September 2022, the United States Environmental Protection Agency (“EPA”) proposed to designate perfluorooctanoic acid (“PFOA”) and perfluorooctanesulfonic acid (“PFOS”), including their salts and structural isomers, as hazardous substances…
Continue Reading EPA Revises Schedule for Anticipated CERCLA PFOA and PFOS Hazardous Substance DesignationEPA Proposes Designation of PFOA and PFOS as Hazardous Substances under CERCLA
By Robert J. Schena on
On September 6, 2022, the United States Environmental Protection Agency (EPA) published in the Federal Register its proposal to designate perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS), including their salts and structural…
Continue Reading EPA Proposes Designation of PFOA and PFOS as Hazardous Substances under CERCLAOutcome of PFAS Decision Remains Uncertain in the Midst of Stay
By Collin Crecco on
On February 23, 2021, Plaintiffs Wisconsin Manufacturers and Commerce (WMC) and Oconomowos dry cleaner sued Wisconsin’s Department of Natural Resources (WDNR) seeking declaratory relief and an order to…
Continue Reading Outcome of PFAS Decision Remains Uncertain in the Midst of StayComing (Very) Soon to an Environmental Investigation Near You….
By Adam H. Cutler on
Consistent with the U.S. Environmental Protection Agency’s (EPA) PFAS Strategic Roadmap, EPA is just weeks away from issuing a Notice of Proposed Rulemaking to designate PFOA and PFOS as…
Continue Reading Coming (Very) Soon to an Environmental Investigation Near You….