Wisconsin Hazardous Waste Treatment regulations & environmental compliance analysis

Wisconsin Hazardous Waste Treatment: What you need to know

Governing Law and Regulations

Treatment facility license and fee requirements: Wisconsin Administrative Code, Department of Natural Resources (NR) 670.001 to 670 Appendix II

For a Limited Time receive a FREE EHS Report "Recordkeeping for EHS Managers." This special report contains a recordkeeping checklist to help you keep track of your records for major environmental laws and OSHA's Hazard Communication Standard. Download Now

Thermal treatment: NR 665.0370 to 665.0383

Chemical, physical, and biological treatment: NR 665.0400 to 665.0406

Generator on-site treatment: NR 662.034, NR 662.192, NR 662.220, NR 664.0001(7)(c), and NR 668

Regulatory Agency

Wisconsin Department of Natural Resources (DNR) Division of Air and Waste Bureau of Waste and Materials Management Hazardous Waste Prevention and Management Section

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Wisconsin has adopted the federal hazardous waste treatment rules and added some more stringent state requirements in connection with treatment facility licensing and treatment facility fees. As under the federal rules, Wisconsin allows hazardous waste generators to treat hazardous waste on-site without a permit.

Administration and enforcement. DNR's Bureau of Waste and Materials Management administers and enforces the hazardous waste treatment rules in Wisconsin.

State Requirements


Wisconsin refers to "permits" as "licenses." Before DNR will issue a license to a hazardous waste treatment facility, the facility owner and operator must submit a feasibility and plan of operation report to DNR and comply with additional state permit application standards. See the state section TSDF PERMITS for more information.


Wisconsin has several fee requirements for hazardous waste treatment facilities. The state section TSDF PERMITS reviews Wisconsin's license ...

Read more about Hazardous Waste Treatment