Wisconsin Containers regulations & environmental compliance analysis

Wisconsin Containers: What you need to know

Governing Law and Regulations

Hazardous waste container rules: Wisconsin Administrative Code, Department of Natural Resources (NR) 664.0170 to 664.0179 and NR 665.0170 to 665.0178 (interim status)

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Organic air emissions standards: NR 664.1030 to 664.1090 and NR 665.1030 to 665.1090 (interim status)

Empty container standards: NR 661.07

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 follows the federal hazardous waste container rules, including the empty container standards. The federal organic air emissions standards for containers are in effect in Wisconsin.

Administration and enforcement. DNR's Bureau of Waste and Materials Management administers and enforces the hazardous waste container requirements in Wisconsin, including the organic air emissions standards.

Additional Guidance


The following violations of container rules are among the most common violations found by DNR during hazardous waste inspections:

  • Not marking containers as "Hazardous Waste"
  • Not marking the start date of accumulation on the container at the accumulation point
  • Open containers (not keeping drums closed except when it is necessary to add or remove waste)
  • Using non-DOT containers, improper containers, or containers in poor condition
  • Not maintaining hazardous waste container inspection logs or summaries

See the national sections CONTAINERS and HAZARDOUS WASTE STORAGE to review the applicable requirements.


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