This document provides guidance on reducing or eliminating the discharge of PFAS at municipal wastewater treatment plants using National Pollutant Discharge Elimination System (NPDES) permits.
Clean Water
North Carolina Fiscal Note for Adoption of PFAS Surface Water Quality Standards
This regulatory impact analysis for permanent rule change identifies efforts to protect the designated use of surface water bodies from PFAS pollution.
Colorado Department of Public Health and the Environment Policy for Interpreting the Narrative Water Quality Standards for PFAS
This policy assists the Water Quality Control Division in implementing the commission’s water quality standards and regulations.
South Carolina Department of Environmental Services PFAS Bureau of Water Webpage
This webpage outlines what actions SCDES Bureau of Water and U.S. EPA are taking on PFAS and recommendations for reducing exposure from fish consumption.
2024 Draft PFAS Human Health Water Quality Criteria
Recommends water quality criteria protective of human health for PFOA, PFOS, and PFBS.
EPA “How-To” for NPDES Permit Writers
Provides a framework for states and other NPDES permit writers on implementing technology-based effluent limitations for PFAS and other pollutants of emerging concern.
USGS Predictive Model of PFAS in Water
Reports national estimates of PFAS occurrence in untreated groundwater that supplies water to public and private wells (e.g., drinking water sources) to help the public, water suppiers, and regulators understand…
Western States Water Council PFAS Roundtable Summary
Summarizes the discussion of the January 18, 2023 states-only roundtable discussion on PFAS challenges and opportunities for coordination and policy resolution.
EPA Memo to States on Addressing PFAS Discharges in NPDES Permits
Encourages states to use NPDES authorities to address PFAS pollution via monitoring and best management practices. Follows up an April 2022 memo to EPA regions on addressing discharges in EPA-issued…
U.S. EPA Amended BABA Public Interest Waiver
Amended Public Interest Waiver of Section 70914(a) of P.L. 117-58, Build America, BuyAmerica Act, 2021 for State Revolving Fund and Water Infrastructure Projects thatInitiated Design Planning prior to May 14,…
