Regulation & law · 03/11/2000Updated: 10/17/2026 · 1 min read

EPA Announces Final Revisions to 2000 Human Health Methodology for Deriving Ambient Water Quality Criteria

The Environmental Protection Agency (EPA) has released the final version of the 2000 Human Health Methodology, which updates the guidelines for assessing the health impacts of pollutants in water bodies, following 20 years of scientific advancements in cancer and non-cancer risk assessments, exposure assessments, and bioaccumulation assessments.