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Public Health

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    DNR To Host Online Listening Sessions Sept. 16 Regarding PFAS Deer Tissue Sampling And Other Investigation Activities In Marinette, Peshtigo And Surrounding Communities

    The Department of Natural Resources is holding online listening sessions on Wednesday, Sept. 16 to discuss the state’s newly issued “do not eat deer liver” advisory for the area and to seek public input on PFAS contamination in Marinette, Peshtigo and surrounding communities.

  • News

    DNR Offers Robust Statewide CWD Testing

    In cooperation with local businesses, Wisconsin Department of Natural Resources staff will collect deer heads for chronic wasting disease (CWD) testing during the 2020 archery, crossbow and gun hunting seasons. The health of the deer herd relies on commitment from hunters.

  • News

    DNR And DHS Issue Do Not Eat Advisory For Deer Liver In Five-Mile Area Surrounding JCI/Tyco Site In Marinette

    The Wisconsin Department of Natural Resources (DNR) released a report today detailing findings of PFAS in the liver of deer harvested and analyzed from the JCI/Tyco Fire Technology Center in Marinette, Wis.

  • 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.

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    Information for delegated counties

    The well delegation program gives counties an opportunity to form a partnership with the DNR to protect public health and safety and enhance the potable groundwater resource.This page contains information for Wisconsin counties that are, or wish to…

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    Laboratories

    Accredited laboratories - April 2025Excel files download to your computer

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    Madison-Kipp Corporation Madison, Wisconsin

    The Madison-Kipp Corporation web page has been archived. If you have any questions about the Madison-Kipp Corporation remediation, please contact Luke Lampo. Information is also available on the Bureau for Remediation and Redevelopment Tracking…

  • Webpage

    Invasive Species Best Management Practices

    To minimize the spread of invasive species, interested stakeholders have met to develop voluntary Best Management Practices for Invasive Species. These guidelines will help Wisconsin residents and visitors to limit the likelihood of moving invasive…

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