We reported earlier this year that the Environmental Protection Agency’s (EPA) proposed rule would require stricter (1) reporting of perfluoroalkyl and polyfluoroalkyl substances (PFAS) to the Toxics Release Inventory (TRI)
Continue Reading EPA Finalizes Rule Removing De Minimis Exemptions, Subjecting Companies to Enhanced PFAS Reporting and Notification RequirementsPFAS Regulation
EPA Unveils its First-Round UCMR 5 PFAS Sampling Data
As previously reported, the U.S. Environmental Protection Agency (EPA) published its most recent list of unregulated constituents to be monitored by public water systems (PWSs)—the fifth Unregulated Contaminant Monitoring…
Continue Reading EPA Unveils its First-Round UCMR 5 PFAS Sampling DataEPA Proposes to Disqualify PFAS from Low Volume Exemptions and Low Release and Exposure Exemptions under TSCA
The Toxic Substances Control Act (TSCA) authorizes the United States Environmental Protection Agency (EPA) to impose restrictions relating to chemical substances and/or mixtures as well as requirements for reporting, record-keeping…
Continue Reading EPA Proposes to Disqualify PFAS from Low Volume Exemptions and Low Release and Exposure Exemptions under TSCABriefing Continues in Chemours’s Challenge to EPA’s GenX Health Advisory Level
As previously reported, The Chemours Company FC, LLC (“Chemours”) filed a Petition for Review with the Third Circuit U.S. Court of Appeals challenging the United States Environmental Protection Agency…
Continue Reading Briefing Continues in Chemours’s Challenge to EPA’s GenX Health Advisory LevelPFAS State Survey – Standards and Guidance Values for PFAS in Groundwater, Drinking Water and Surface Water

Note: This is a graphical representation of an Interstate Technology Regulatory Council (“ITRC”) Guidance Document as of March 2023.
These values are changing rapidly. The ITRC intends to update this…
Delaware Resolution Requests Disposal Plan and Inventory of Aqueous Film Forming Foam Across the State
Last month, the Delaware House of Representatives and Senate passed Concurrent Resolution No. 20 (the “Resolution”) related to aqueous film forming foam (AFFF). While concurrent resolutions lack the force and…
Continue Reading Delaware Resolution Requests Disposal Plan and Inventory of Aqueous Film Forming Foam Across the StateNew Hampshire to Receive $2.1 Million to Address PFAS and Other Emerging Contaminants
On February 24, 2023, the U.S. Environmental Protection Agency (EPA) announced that it was providing $23,186,000 to New Hampshire for clean water infrastructure upgrades. Approximately half of the funding will…
Continue Reading New Hampshire to Receive $2.1 Million to Address PFAS and Other Emerging ContaminantsComment Period Deadline Approaches for EPA’s Proposed Rule Subjecting Companies to Enhanced PFAS Reporting and Notification Requirements
As a reminder, the Environmental Protection Agency (EPA) proposed a rule last month that would enhance (1) reporting of perfluoroalkyl and polyfluoroalkyl substances (PFAS) to the Toxics Release Inventory (TRI)…
Continue Reading Comment Period Deadline Approaches for EPA’s Proposed Rule Subjecting Companies to Enhanced PFAS Reporting and Notification RequirementsEPA Finalizes its Fifth Contaminant Candidate List
Earlier this summer, the U.S. Environmental Protection Agency (EPA) published its draft fifth Contaminant Candidate List (CCL 5) and accompanying technical support document.
By way of background, contaminants listed…
Continue Reading EPA Finalizes its Fifth Contaminant Candidate ListNew York State Proposes to Establish Drinking Water Maximum Contaminant Levels for Four Additional PFAS
New York’s drinking water standards for emerging contaminants are among the most stringent in the country, including standards issued in 2020 for perfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS)…
Continue Reading New York State Proposes to Establish Drinking Water Maximum Contaminant Levels for Four Additional PFAS