Residents
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Bad Axe La Crosse basin
The Bad Axe La Crosse river basin in southwest Wisconsin contains numerous scenic vistas from hilltops and beautiful stream valleys. This basin's steep-forested hillsides coexist with agricultural activities located mainly in the relatively level…
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Gateway to Wisconsin's Basins and Watersheds
Wisconsin's largest river systems form 24 drainage basins. Click on the map or drop-down box below to navigate to your basin of interest.
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Handling Waste From Demolished Structures
When structures are dismantled or demolished and disposed of, there is the potential for negative environmental impacts, particularly on wildlife and groundwater. Asbestos, lead, mercury and other hazardous substances in structures could harm human…
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Recycling Residential Asphalt Shingles in Wisconsin
The DNR encourages recycling of residential asphalt shingles because they occupy a large part of roofing tear-off waste and general construction and demolition (C&D) waste and are fairly easy to identify and separate. The DNR's statewide waste…
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Managing Construction and Demolition Debris
Construction projects — both building new structures and demolishing old ones — generate a lot of waste. Studies of Wisconsin landfills have found that materials such as wood, shingles and brick or concrete make up more than one-quarter of the waste…
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Frequently Asked Questions About Asbestos Removal
If you cannot find the answer you need among these questions, please contact the asbestos inspector for the county where the project is located.
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Asbestos Removal and Notification
Asbestos fibers are a known human carcinogen. Lung cancer, mesothelioma (cancer of the chest cavity lining) and asbestosis (a fibrotic scarring of lung tissue) have been proven to result from asbestos exposure.The Clean Air Act (CAA) of 1970…
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Understanding invasive species
Wisconsin Statute Section 23.22 (1) (c) defines invasive species as "nonindigenous species whose introduction causes or is likely to cause economic or environmental harm or harm to human health." Humans move organisms around all the time.…
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Invasive Species Rule – NR 40 terminology
Prohibited Invasive species that are not currently found in Wisconsin, with the exception of small pioneer stands of terrestrial plants and aquatic species that are isolated to a specific watershed in the state or the Great Lakes, but which,…
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Report invasive species
We are working to keep invasive species out of Wisconsin. Early reports of new populations allow us to respond rapidly and control invasives before they spread into new areas. Select from the tabs below to report invasive species you have found.…