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

October 6, 2022

Microbes deployed to eat toxic 'forever chemicals' at Madison airport show promising results, Milwaukee Journal Sentinel
Since deploying microbes to breakdown PFAS in the soil at the Dane County Regional Airport, there has been a 97% reduction in the amount of the toxic compounds month over month in a well installed to measure the compounds in nearby groundwater. 

Dane County Regional Airport Quarterly Report, September 2022

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.