Media/Public Relations
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Wisconsin PFAS Action Council (WisPAC)
Subscribe to WisPAC Updates Gov. Tony Evers declared 2019 the Year of Clean Drinking Water. As part of the statewide initiative to ensure Wisconsinites have access to clean, safe drinking water, Gov. Evers signed Executive Order #40 in Aug. 2019…
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Frequently Asked Questions
In summer 2019, DNR collected water chemistry and fish tissue samples from six waterbodies near known or suspected PFAS contamination sites. Answers to questions being asked of DNR staff are posted on this page, which will be updated regularly.…
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PFAS Technical Group
Subscribe to PFAS Technical Group Updates The PFAS Technical Group is a working group formed in 2021 to present and discuss information related to perfluoroalkyl and polyfluoroalkyl substances (PFAS) in Wisconsin, with an emphasis on…
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PFAS Lab Analysis in Wisconsin
As of Feb. 1, 2025, the DNR requires regulated entities to use EPA method 1633A for all non-drinking water matrices, unless otherwise directed by the DNR.The DNR provides state certification of laboratories for PFAS analysis.Wisconsin Certified…
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PFAS-Containing Firefighting Foam
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 have been used specifically in some synthetic Class B firefighting…
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PFAS News and Reports
The DNR is committed to keeping citizens and other stakeholders informed about PFAS in Wisconsin. Below are reports, news releases and important information from the DNR.
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Choose a map
Maps help present information in a form that is more easily understood and meaningful to broad audiences. You can browse the mapping applications below for more specific information displayed in a map format. Many of these maps are interactive,…
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Air Monitoring Map for Industrial Sand Mine/Processing Plants
Industrial sand operations that have a requirement in their permit to monitor for particulate matter must provide ambient monitoring data to the DNR. The DNR Air Management Program works with industrial sand facilities to provide technical…
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Locations of Industrial Sand Mines and Processing Plants in Wisconsin
Industrial sand for use in the petroleum, glass and foundry industries has been produced in Wisconsin for over 40 years. The demand for sand increased exponentially starting in 2014, related to use of Wisconsin sand as a proppant in the extraction…