Environmental Protection
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Mississippi River - Pool 7
The Black River discharges into Pool 7 of the Mississippi River. Within the Wisconsin DNR, the Mississippi - Lower St. Croix Team addresses river issues. Three federal agencies also conduct management and monitoring activities in the river: U.S.…
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The Black River Basin
The Black River basin encompasses approximately 2,400 square miles, contains 13 watersheds and includes portions of seven counties. Two distinct topographic regions determine the flow characteristics of the tributary streams. The upper and middle…
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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. Of the top 10 C&D…
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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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Clean Diesel Grant Programs
The DNR administers the Clean Diesel Grant Programs to help reduce diesel emissions from both public and private vehicle fleets across the state. These grant programs have made significant achievements across our state. For details, check out the…
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Long-Term Monitoring
Long-term monitoring (LTM) will continue on the Lower Fox River in all operable units for decades to assess progress toward the Remedial Action Objectives (RAOs) (see Cleanup Operations). This is in accordance with Record of Decisions (RODs) and a…