Wisconsin Water - General: What you need to know

Governing Law and Regulations

National Pollutant Discharge Elimination System (NPDES) permits: Wisconsin Administrative Code, Department of Natural Resources (NR) 200 to 299

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Animal feeding operations: NR 243.01 to 243.26

Stormwater discharges: NR 216.001 to 216.55

Pretreatment permits: NR 211.01 to 211.41

Effluent limitations: NR 212, NR 217, and NR 220

Thermal discharges: NR 209.01 to 209.09 and NR 102.01 to 102.09

Wastewater variances: NR 200.20 to 200.25

Drinking water: 809.01 to 809.933

Groundwater: NR 140 to NR 141

Wetlands: NR 347 to 353

Operator certification: NR 114.01 to 114.37

Wastewater treatment: NR 114.01 to 114.14

Regulatory Agencies

Wisconsin Department of Natural Resources (DNR) Division of Water Bureau of Watershed Management

DNR Bureau of Drinking Water and Groundwater

Underground Storage Tanks Department of Commerce (DCOMM)

U.S. Environmental Protection Agency (EPA) Region 5

U.S. Army Corps of Engineers (Corps) North Central Division

Corps St. Paul District Office

DNR District Offices Local zoning commissions

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Wisconsin's water pollution control policy is approved by the federal government. The state is fully authorized to administer the NPDES for wastewater dischargers, including for discharges related to animal feeding operations and stormwater.

Wisconsin has primary authority to administer the federal Safe Drinking Water Act (SDWA) requirements.

Administration and enforcement. DNR's Bureau of Watershed Management is responsible for the day-to-day permitting, monitoring, and enforcing of the state's water laws.

State Requirements


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State Requirements

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Wisconsin Water - General Resources

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