PFAS are a large group of human-made chemicals that are common in the environment. High amounts of PFAS can affect health. 

Watch our new video about protecting yourself from PFAS 

What are PFAS? 

Learn about PFAS.

PFAS Health Effects & Ways to Reduce Exposure

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

PFAS in Drinking Water

Learn about how our water is tested for PFAS and see drinking water standards.

PFAS in Madison & Dane County

Find information on sources of PFAS contamination in our area.

PFAS and Fish Advisories

Review the Wisconsin Department of Health Services' fish advisories for Dane County. 


September 13, 2023
The WI DNR's PFAS External Advisory Group meets September 22, 2023 at 11:00am. Members of the public are welcome. Register to attend

Read the Dane County Regional Airport Quarterly Progress Report Summary, June 2023

Older PFAS News and Quarterly Reports