PFAS

EPA Announces Proposed Regulatory Determinations for PFOA, PFOS, Six Other Contaminants

EPA Announces Proposed Regulatory Determinations for PFOA, PFOS, Six Other Contaminants

On February 20, 2020, EPA publicly announced their preliminary regulatory determination for perfluorooctanesulfonic acid (PFOS) and perfluorooctanoic acid (PFOA) in...

ECOS Publishes PFAS White Paper on Setting State Standards

ECOS Publishes PFAS White Paper on Setting State Standards

The Environmental Council of States (ECOS) has published its White Paper entitled, “Processes and Considerations for Setting State PFAS Standards.”...

New California PFAS Response Levels and Drinking Water Sampling Information

New California PFAS Response Levels and Drinking Water Sampling Information

On February 6th, the California State Water Resources Control Board (SWRCB) announced new lower drinking water response levels for PFOA...

ASDWA, ACWA, and ECOS Submit Joint Comments to EPA on Adding PFAS to TRI-EPCRA

ASDWA, ACWA, and ECOS Submit Joint Comments to EPA on Adding PFAS to TRI-EPCRA

On February 3rd, ASDWA, the Association of Clean Water Administrators (ACWA), and the Environmental Council of the States (ECOS) submitted...

EPA Adds PFAS to Toxics Release Inventory

EPA Adds PFAS to Toxics Release Inventory

EPA has now added 160 PFAS to the Toxics Release Inventory (TRI) as per the new requirements in Section 7321...

EWG Releases New PFAS Drinking Water Sampling Results Showing More Prevalent Contamination in U.S. Cities

EWG Releases New PFAS Drinking Water Sampling Results Showing More Prevalent Contamination in U.S. Cities

On January 22, the Environmental Working Group (EWG) released new PFAS drinking water sampling results from dozens of cities across...

House Passes PFAS Bill, Unlikely to Move in Senate

House Passes PFAS Bill, Unlikely to Move in Senate

Late last week the House passed H.R.535 – the PFAS Action Act of 2019. The bill contains multiple provisions requiring...

EPA Issues PFAS Groundwater Guidance for Federal Cleanup Programs

EPA Issues PFAS Groundwater Guidance for Federal Cleanup Programs

On December 19, 2019, EPA issued its “Interim Recommendations for Addressing Groundwater Contaminated with PFOA and PFOS,” which provides cleanup...

EPA Announces New Method 533 for PFAS in Drinking Water

EPA Announces New Method 533 for PFAS in Drinking Water

On December 18th, EPA announced the new validated Method 533 for testing additional short chain per- and polyfluoroalkyl substances (PFAS)...

Massachusetts Publishes Proposed PFAS Drinking Water Standards

Massachusetts Publishes Proposed PFAS Drinking Water Standards

On December 13th, the Massachusetts Department of Environmental Protection (MassDEP) filed proposed regulatory changes to develop a drinking water standard...

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