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    Aerial Top View of Drinking water treatment plant. Microbiology of drinking water production and distribution, water treatment plant. Microbiology of drinking water production. Morning scene,
    Bill Introduced in Ohio to Prohibit Sale or Distribution of Products Containing Intentionally Added PFAS

    May 23, 2025 | PFAS Updates

    This bill would also remove the mandate to fluoridate public water supplies, while adding dyes and o...

    Scientific, research and medical labratory where scientists conduct experiments and do analysis. Empty lab with microscope and science equipment technology for learning and testing for biochemistry
    U.S. EPA Announces Retainment of MCLs for PFOA and PFOS and Intent to Rescind and Reconsider MCLs for Other PFAS

    May 14, 2025 | PFAS Updates

    The United States Environmental Protection Agency (U.S. EPA) announced today that it will keep the c...

    Capitol Dome from Supreme Court
    Supreme Court Strikes Down EPA’s Use of Narrative “End-Result” Limitations in Discharge Permits

    March 4, 2025 | Publications

    Today, in a decision based ostensibly on settled rules of statutory construction, but underlain by c...

    Clarifier tank at a Sewage Treatment Plant. Click to see more...
    United We Stand, Divided We Fall: Local Sewer Authorities and Biosolids Management Companies Need to Work Together

    May 9, 2024 | PFAS Updates

    Over the past week, hundreds of owners of publicly-owned treatment works (POTWs) across the country ...

    Aerial View of Drinking water treatment plant. Microbiology of drinking water production and distribution, water treatment plant. Microbiology of drinking water production. Morning scene.
    POTW Alert! U.S. EPA’s Upcoming Information “Request” for PFAS Information and Potential Sampling Warrants Careful Review and Consultation with Legal Counsel

    May 7, 2024 | PFAS Updates

    Over the last 6-7 years in the emerging “PFAS world,” most sewer authorities did not sample wast...

    Testing water, water quality test and analysis
    U.S. EPA Surges Forward with Its “PFAS Strategic Roadmap” in the First Quarter, Changing the Scope of PFAS Regulation in Several Ways

    May 1, 2024 | PFAS Updates

    As previously reported, U.S. EPA in April issued two major, highly-anticipated final rules regulatin...

    Male scientist in a cleanroom laboratory
    U.S. EPA Issues ‘Game Changing’ Listing of PFOA and PFOS Under CERCLA

    April 23, 2024 | PFAS Updates

    The U.S. Environmental Protection Agency’s (EPA) implementation of its PFAS Strategic Roadmap thro...

    Frame structure at under construction site on rural landscape
    Proposed Revocation of Army Corps’ Rule Addressing Scope of Historic Preservation Review for Section 404 Permits Will Impact Developments Across the U.S.

    February 19, 2024 | Publications

    Consider the following scenario: you are developing a 250-acre residential subdivision but need a br...

    water purification system in pharmaceutical factory
    Preliminary Approval of PFAS Settlements for Dupont and 3M Triggers Important Deadlines for Public Water Systems

    September 29, 2023 | Publications

    Public water systems (PWSs) across the U.S. are evaluating formal notices sent from a federal court ...

    A water treatment plant with cascading flows and a structural metal framework against a backdrop of a setting sun and clear skies.
    Supreme Court Narrows Clean Water Act’s Jurisdictional Scope in Sackett v. EPA

    August 16, 2023 | Publications

    Sackett v. U.S. Environmental Protection Agency, 143 S. Ct. 1322 (May 25, 2023) Since 2001, the U.S....

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