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Perfluoroalkyl and polyfluoroalkyl substances

Perfluoroalkyl and polyfluoroalkyl substances (PFAS) are a large group of human-made chemicals that have been used in industry and consumer products worldwide since the 1950s.

PFAS-Containing Firefighting Foam

Learn about Wisconsin's efforts and laws relating to PFAS-containing firefighting foam.


Read PFAS-related news from the DNR.

Public Input and Meetings

Learn how to providec input on PFAS investigation, contamination and cleanup issues. Find upcoming and past meetings.

Marinette and Peshtigo Area

Resources relating to PFAS contamination in the Marinette and Peshtigo area.

Certified Labs

Find a certified lab that can test drinking water for PFAS.

PFAS Action Plan

Get involved with the development of a comprehensive roadmap for how state agencies will address PFAS.

Water Quality Initiatives

The DNR is conducting a number of initiatives related to PFAS contamination and water quality.

Environmental and Health Impacts

Learn about the environmental and health impacts of PFAS.
Environmental and Health Impacts

Investigation and Cleanup

Learn about PFAS investigations and cleanups.
Investigation and Cleanup

Wisconsin PFAS Action Council (WisPAC)

Get involved in statewide initiatives to address public health and environmental concerns regarding PFAS.
Wisconsin PFAS Action Council (WisPAC)