Wisconsin Administrative Code
Department of Natural Resources
NR 600-699 - Environmental Protection - Hazardous Waste Management
Chapter NR 664 - Hazardous Waste Treatment, Storage And Disposal Facility Standards
Subchapter I - Containers
Section NR 664.0177 - Special requirements for incompatible wastes

(1) Incompatible wastes, or incompatible wastes and materials (see ch. NR 664 Appendix V for examples) may not be placed in the same container, unless s. NR 664.0017(2) is complied with.

(2) Hazardous waste may not be placed in an unwashed container that previously held an incompatible waste or material.

Note: As required by s. NR 664.0013, the waste analysis plan shall include analyses needed to comply with this section. Also, s. NR 664.0017(3) requires wastes analyses, trial tests or other documentation to assure compliance with s. NR 664.0017(2). As required by s. NR 664.0073, the owner or operator shall place the results of each waste analysis and trial test, and any documented information, in the operating record of the facility.

(3) A storage container holding a hazardous waste that is incompatible with any waste or other materials stored nearby in other containers, piles, open tanks or surface impoundments shall be separated from the other materials or protected from them by means of a dike, berm, wall or other device.