Governing Law and Regulations
Washington Department of Ecology (WDOE) Hazardous Waste and Toxics Reduction Program
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Washington has adopted the U.S. Environmental Protection Agency's (EPA) Hazardous Waste Generator Improvements Rule, effective in Washington as of April 30, 2019, which includes the federal contingency plan requirements for large quantity generators (LQGs). The state follows the federal rules for hazardous waste treatment, storage, and disposal facility (TSDF) contingency plans. The state has added standards concerning plan content, implementation, notification, and the follow-up report that apply to both LQGs and TSDFs.
• Administration and enforcement. The Washington Department of Ecology's (WDOE) Hazardous Waste and Toxics Reduction Program administers and enforces the contingency plan requirements in Washington.