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PFAS

  • News

    Elevated PFAS Levels Found In Ditch Downstream Of JCI/Tyco

    Today, the Wisconsin Department of Natural Resources (DNR) received analytical sample results from surface water monitoring conducted in July by Johnson Controls, Inc. (JCI) and its subsidiary Tyco Fire Products, LP (Tyco) associated with the ongoing PFAS investigation at their Fire Technology Center in Marinette, Wisconsin.

  • News

    New Restrictions On PFAS-Containing Firefighting Foams Effective Sept. 1

    2019 Wisconsin Act 101, published on Feb. 6, 2020 and codified in Wisconsin Statutes section 299.48, implements measures that mitigate the discharge of PFAS-containing firefighting foam into the environment, and in doing so supports efforts by the Wisconsin Department of Natural Resources and fire departments to protect the health and safety of Wisconsin residents and the firefighting community.

  • News

    DNR Publishes Results Of Firefighting Department PFAS Survey

    As requested by Gov. Tony Evers in the 2019-2021 Biennial Budget, the DNR conducted a survey of the state's fire departments to determine their use of PFAS-containing, or fluorinated, firefighting foams. This survey was designed to help the DNR better understand how much, how often and why fluorinated foam is used across Wisconsin.

  • Webpage

    Public Input, Meetings & Rulemaking Efforts

    PFAS In Wisconsin Webinar at 2 p.m. On April 19 Join the Wisconsin Department of Natural Resources (DNR) and the Department of Health Services (DHS) for the PFAS in Wisconsin Webinar at 2 p.m. on Monday, April 19, 2021. Read more.-->

  • Webpage

    PFAS Investigation and Cleanup

    Per- and polyfluoroalkyl substances (PFAS) may enter the environment and result in contamination to groundwater, surface water, soil and/or sediment. In general, a person responsible for a discharge is required to report, investigate and cleanup the…

  • Webpage

    Environmental and Health Impacts of PFAS

    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 do not occur naturally, and some are widespread in the environment…

  • Webpage

    PFAS Contacts

    Contact the following staff if you have questions about PFAS. If you are unsure who to contact, please email DNRPFASInquiries@Wisconsin.gov.

  • Webpage

    Frequently Asked Questions

    PFAS contamination has been detected in the Marinette and Peshtigo areas in soil, sediment, groundwater, surface water, private drinking water wells and biosolids. Answers to questions asked of DNR staff are posted on this page, which will be…

  • Webpage

    PFAS Contamination in the Marinette and Peshtigo Area

    PFAS contamination has been detected in Marinette, Peshtigo and surrounding communities in soil, private wells, surface water and groundwater. Subscribe to receive updates about PFAS contamination in the Marinette and Peshtigo area. FAQ for PFAS…

  • Webpage

    Water Quality PFAS Initiatives

    The DNR is conducting a number of initiatives related to per- and polyfluoroalkyl substances (PFAS) contamination and water quality in Wisconsin. These initiatives are: PFAS surface water rule and implementation; surface water and fish tissue…

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