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Wastewater General Permits
The Wisconsin Department of Natural Resources (DNR) is authorized under Section 283.35, Wis. Stats. [exit DNR], to issue Wisconsin Pollutant Discharge Elimination System (WPDES) general permits to a designated area of the state authorizing…
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Types of WPDES Permits
Industrial wastewater discharge The DNR administers 38 major industrial permits issued primarily to paper mills and steam electric facilities. Major industrial permits are issued for industries with significant wastewater volumes which can impact…
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Definition of large Private Onsite Wastewater Treatment System (POWTS)
The definition for a "Private Onsite Wastewater Treatment System" (POWTS), in s. Comm 81.01(194), Wis. Adm. Code, states that a POWTS has the same meaning as that given for a "private sewage system" defined under s. 145.01 (12), Wis. Stats. The…
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Wisconsin Ballast Water General Permit
This page contains resources for the Wisconsin Ballast Water General Permit, including the online questionnaire in lieu of on-board inspections, information relating to the General Permit process (including fees, renewal and termination) and…
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Wisconsin Pest Control Pollutant Discharge Permits
Wisconsin General Permits are available for pest control treatment projects that have a pollutant discharge to a water of the state. The four Wisconsin WPDES general permits listed below were first issued in October 2011 and reissued effective…
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Adaptive Management and Water Quality Trading Project Locations
This map depicts WPDES permit holders that have formally selected adaptive management or water quality trading as their preferred phosphorus compliance option. Select a pin on the map to view more information about the permit holder, including the…
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Wastewater Plan Submittal Requirements by Project Type
Due to the closure of GEF3, the department has updated mailing addresses for plan submittals. For mail sent via any non-USPS carriers (UPS, FedEX, Spee-Dee, etc.) please use the updated address below.DNR has returned to requiring paper submittals…
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Adaptive Management
Project maps Find adaptive management and water quality trading projects around the state. Tools Resources are available to assist you in developing adaptive management and water quality trading plans and in modeling the impacts of management…
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TMDL Implementation
Once a Total Maximum Daily Load (TMDL) is developed and approved, federal and state regulations then require implementation of TMDLs to meet water quality standards where there are implementation mechanisms in place and supported by law. For point…
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Resources for homeowners and farmers
The following resources describe things homeowners and farmers can do to reduce polluted runoff, related to the Wisconsin River Basin TMDL.