Perfluoroalkyl and polyfluoroalkyl substances (PFAS) are a large group of human-made chemicals that are widespread in the environment. High concentrations of PFAS can affect health. 

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Latest PFAS News

Dane County Regional Airport Quarterly Report, March 2023

Older PFAS News and Quarterly Reports

PFAS in Madison & Dane County

Find information on sources of PFAS contamination in our area.

PFAS Health Effects & Ways to Reduce Exposure

Learn what PFAS are, how people are exposed, how they affect health, and how to reduce exposure.