US HB6668

EPA Administrator must publish human health water quality criteria for all measurable PFAS substances within 3 years of enactment under the Federal Water Pollution Control Act

Establishes phased deadlines for EPA to finalize effluent limitation guidelines for priority industries: organic chemicals/plastics/electroplating/metal finishing by September 2026; textile mills/landfills by September 2027; leather tanning/paint formulating/plastics molding by September 2028

Requires immediate PFAS discharge monitoring upon enactment for covered industries plus pulp/paper, airports, and electrical/electronic components facilities, including discharges into publicly owned treatment works

Authorizes $200 million annually for fiscal years 2026-2030 in grants to publicly owned treatment works for PFAS pretreatment programs and source monitoring activities

Authorizes $12 million annually for fiscal years 2026-2030 for EPA implementation, and requires promulgation of PFAS testing Method 1633A by January 31, 2026