Regulatory

California Adopts MCL for Hexavalent Chromium

California Adopts MCL for Hexavalent Chromium

California has adopted a new hexavalent chromium (Chromium 6) maximum contaminant level (MCL) of 10 parts per billion (ppb) for...

ASDWA Submits Comments on UCMR6 Analytical Methods

ASDWA Submits Comments on UCMR6 Analytical Methods

On Monday, April 8, 2024, ASDWA submitted Final Comments on UCMR6 Methods in response to EPA’s February 8, 2024, request...

EPA Finalizes PFAS Drinking Water Rule

EPA Finalizes PFAS Drinking Water Rule

On April 10, 2024, EPA announced the final rule for six PFAS in drinking water and will host a series...

OMB Completes its Review of EPA’s Final PFAS NPDWR

OMB Completes its Review of EPA’s Final PFAS NPDWR

On March 28, the Office of Management and Budget (OMB) updated its website to reflect that the Agency completed its...

US Appeals Court Vacates EPA TSCA Orders to Halt Use of PFAS in Certain Plastic Containers

US Appeals Court Vacates EPA TSCA Orders to Halt Use of PFAS in Certain Plastic Containers

On March 21, the 5th U.S. Circuit Court of Appeals vacated two EPA orders prohibiting the company Inhance Technologies from...

ASDWA Provides Support for EPA’s Prioritization Process under TSCA

ASDWA Provides Support for EPA’s Prioritization Process under TSCA

In comments submitted to EPA on March 14, ASDWA provided support for the Agency’s chemical prioritization process under the Toxic...

EPA Requests Public Comment on Draft IRIS Toxicological Review for PFNA

EPA Requests Public Comment on Draft IRIS Toxicological Review for PFNA

On March 7, EPA announced the availability of the Agency’s Draft IRIS Toxicological Review of Perfluorononanoic Acid (PFNA) and Related Salts...

EPA Finalizes Amendments to RMP Rule to Protect Communities from Chemical Accidents

EPA Finalizes Amendments to RMP Rule to Protect Communities from Chemical Accidents

On March 1, EPA finalized amendments to the Risk Management Program (RMP) under the Clean Air Act to protect at-risk...

ASDWA Submits Comments on EPA’s Proposed Lead and Copper Rule Improvements

ASDWA Submits Comments on EPA’s Proposed Lead and Copper Rule Improvements

Today, February 5, 2024, ASDWA submitted comments on the proposed Led and Copper Rule Improvements (LCRI). ASDWA’s members developed extensive,...

EPA Releases Third Round of UCMR 5 Data

EPA Releases Third Round of UCMR 5 Data

On February 1, EPA released the third round of data from the Fifth Unregulated Contaminant Monitoring Rule (UCMR 5). Every five years, EPA is...

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