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Environmental Protection

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    Aquatic Plant Management Rules

    The following rules all relate to Aquatic Plant Management (APM).

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    Chemical Fact Sheets

    General Herbicide Frequently Asked QuestionsPesticidesThe Wisconsin Department of Natural Resources provides fact sheets on each of the pesticides used for the management of aquatic plants and control of other aquatic organisms.

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    Aquatic Plant Management (APM) Permit Application Forms

    We thank you for your patience as we review your permits. Your permit will be viewable in the ePermitting system once it has gone through the intake process, which reviews your application for completeness and correctness. Please be advised, any…

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    Aquatic Plants

    Aquatic plants form the foundation of healthy and flourishing lake ecosystems - both within lakes and rivers and on the shores around them. They not only protect water quality, but they also produce life-giving oxygen. Aquatic plants are a lake's…

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    Air Permit Resources for Businesses

    General OverviewPermit optionsPermitting requirements for nonattainment areasPSD class 1 areasApplying for a PermitHow to ApplyDispersion ModelingRenew a PermitPermit forms

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    Wisconsin Water Monitoring

    The DNR monitors aquatic resources to assess ecosystem health, evaluate environmental problems and determine the success of management actions. The state's monitoring strategy (see below) directs data gathering to support management…

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    Thermal water quality standards

    Thermal pollution is the change in the water temperatures of lakes, rivers and other surface waters caused by man-made practices. These temperature changes may adversely affect fish and aquatic life in Wisconsin's surface waters by reducing the…

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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    The Madison-Kipp Corporation web page has been archived.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…

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    PFAS Contacts

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

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    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…

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