Wisconsin Environmental Protection Agency regulations & environmental compliance analysis

Wisconsin Environmental Protection Agency: What you need to know

Governing Law and Regulations

Wisconsin air pollution laws: Wisconsin Statutes Annotated (WSA) 285

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Hazardous waste management laws: WSA 291

Solid waste reduction, recovery, and recycling: WSA 287

Solid waste facilities laws: WSA 289

Hazardous substances information and emergency planning: WSA 166.20

Remedial action laws: WSA 292

Wisconsin water pollution control:

Pure drinking water laws: WSA 280

Water and sewage laws: WSA 281

Pollution discharge elimination laws: WSA 283

U.S. Environmental Protection Agency (EPA) identification (ID) number: Wisconsin Administrative Code, Department of Natural Resources (NR) 662.012

Regulatory Agencies

Wisconsin Department of Natural Resources (DNR)

EPA Region 5

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. In Wisconsin, the counterpart to EPA is DNR. DNR is responsible for protecting Wisconsin's land, water, and air from pollution.

Administration and enforcement. DNR has received authorization from EPA to implement state air, water, and waste management rules. To receive federal authorization, DNR's rules must be at least as stringent as the federal rules. To maintain its federal authorization, DNR continues to either adopt EPA's latest environmental rules or implement more stringent state standards.

DNR's Bureau of Waste Management is responsible for the administration and enforcement of Wisconsin's EPA ID requirements.

State Requirements


DNR became a Cabinet agency in 1995. DNR is led by the secretary, who is appointed by the governor and approved by the Legislature. The secretary of DNR coordinates the state's environmental rules.

DNR's six divisions ...

Read more about Environmental Protection Agency

More on this topic:

Governing Law and Regulations
Regulatory Agencies
Comparison: State vs. Federal
State Requirements
Additional Guidance