Property/Site Owners
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Lakes and Aquatic Invasive Species (AIS) Mapping Tool
In order to keep DNR servers up to date, DNR will be patching the GIS servers to the latest service level on the morning of Sunday, September 7. During this update, users may see unexpected issues with DNR’s web map viewers. We apologize in advance…
- Webpage
Wisconsin's Great Waters 2021 Photo Contest and Writing Project
The Office of Great Waters is pleased to present our 13th annual calendar, along with the winners and submissions from the 2021 Great Waters Photo Contest and Writing Project. As the calendar, photos and writings clearly show, the Great Lakes and…
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Nondiscrimination Policy and Procedures
The Wisconsin Department of Natural Resources (DNR) is committed to promoting diversity, fairness, equity and the principles of environmental justice. We also ensure we do not discriminate in our programs, decisions, actions or delivery of services.
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Waterway Permit Frequently Asked Questions
Find answers to questions about permitting for activities that may impact navigable waterways below.The DNR Waterways Program regulates several activities, including:
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Solar Installations
Solar installations are becoming more frequent as individuals, communities, companies and utilities look for renewable energy solutions. The information on this page is provided to help explore early planning opportunities, permitting requirements,…
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St. Croix SWCDA - Towns of Hudson and Warren
Many drinking water wells in the towns of Warren and Hudson, situated in St. Croix County, are contaminated with trichloroethylene (TCE), a volatile organic compound (VOC). A Special Well Casing Depth Area (St. Croix SWCDA - Towns of Hudson and…
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Environmental Project Ideas
This list of ideas is meant to provide inspiration for ambitious and impactful initiatives that can improve your environmental footprint. Green Tier participants have made the commitment to push beyond compliance to tackle larger environmental goals…
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PFAS Contamination in Dane County
PFAS contamination has been detected throughout Dane County in soil, municipal wells, private wells, surface water and groundwater.Subscribe to updates about PFAS contamination in Wisconsin.Submit a question, comment or concern about PFAS in Dane…
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Consumption Advisories and PFAS
The DNR works closely with the Department of Health Services (DHS) to issue consumption advisories for per- and polyfluoroalkyl substances (PFAS) where and when necessary. Fish consumption advisories are based on guidance from the Great Lakes…
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Aquatic and Wetland Invasives Species Monitoring
The Wisconsin Department of Natural Resources (DNR) Aquatic Invasive Species Monitoring program is a collaboration of citizens, partners and the DNR to find, report, map and survey invasive species. The program is guided by species identified in NR…