Per- and Polyfluoroalkyl Substances (PFAS) | US EPA
WEBJul 12, 2024 · EPA proposed to regulate PFOA and PFOS with individual MCLs and PFHxS, PFNA, HFPO-DA, and PFBS using a Hazard Index which accounts for co-occurring mixtures of these four PFAS.
Per- and Polyfluoroalkyl Substances (PFAS) | US EPA
WEBAug 26, 2024 · Basic information about PFOA, PFOS and other PFAS/PFCs; how people are exposed; health effects; laws and regs that apply; and what EPA and states are doing to reduce exposures.
Biden-Harris Administration Finalizes First-Ever National Drinking ...
WEBApr 10, 2024 · EPA is taking a signature step to protect public health by establishing legally enforceable levels for several PFAS known to occur individually and as mixtures in drinking water. This rule sets limits for five individual PFAS: PFOA, PFOS, PFNA, PFHxS, and HFPO-DA (also known as “GenX Chemicals”).
U.S. EPA Announces Final PFAS Maximum Contaminant Levels …
WEBOn April 10, 2024, U.S. EPA announced the final per- and polyfluoroalkyl substances (PFAS) maximum contaminant levels (MCL) rule for drinking water. In this rule, U.S. EPA establishes MCLs for the five PFAS compounds listed: 4.0 parts per trillion for PFOA and PFOS; and 10 parts per trillion for PFNA, PFHxS, and HFPO-DA (Gen X).
EPA announces final PFAS Maximum Contaminant Levels (MCL)
WEBApr 10, 2024 · Six PFAS chemicals are now regulated for limits in drinking water as EPA announces the first brand new MCL in drinking water since arsenic in 2001.
PFAS Laws and Regulations | US EPA
WEBNov 17, 2020 · EPA has the authority to set enforceable Maximum Contaminant Levels (MCLs) for specific chemicals and can require monitoring of public water supplies. The SDWA only applies to public water systems in the United States and does not apply to domestic drinking water wells.
PFAS National Primary Drinking Water Regulation
WEBApr 26, 2024 · For the six PFAS, the EPA considered PFAS health effects information, evidence supporting dose-additive health concerns from co-occurring PFAS, as well as national and state data for the levels of multiple PFAS in finished drinking water.
The impact of the EPA’s first ever federal PFAS rule limiting toxic ...
WEBMay 1, 2024 · The EPA estimates that, under the new rule, the water for 105 million Americans currently violates the MCL for one or more of the regulated PFAS. We’re talking about a third of the country needing substantive changes to their water supplies.
EPA Finalizes Standards for Six PFAS - Moody - 2024 - Journal …
WEBMay 15, 2024 · The new standards for PFAS include five MCLs and MCL goals (MCLGs), for a total of six PFAS. For perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS), EPA set each of the MCLs at 4.0 ng/L and the MCLGs at 0 ng/L, based on a determination that PFOA and PFOS are carcinogenic.
EPA Maximum Contaminant Levels (MCLs) for PFAS - Mass.gov
WEBEPA established individual MCLs for these six PFAS: PFOA, PFOS, PFHxS, PFNA, and GenX (HFPO-DA). In addition, EPA established a Hazard Index MCL for mixtures of four PFAS to account for the combined levels of these PFAS in drinking water.