Washington Department of Ecology (WDOE) Hazardous Waste and Toxic Reduction Program
U.S. Environmental Protection Agency (EPA) Region 10
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Washington does not have EPA authorization to delist Resource Conservation and Recovery Act (RCRA) wastes. Delisting petitions for RCRA wastes are handled by EPA Region 10. However, that office recommends persons seeking to delist waste contact WDOE to determine if there are any specific procedures to follow for the waste being delisted.
WDOE's requirements for delisting a dangerous or extremely hazardous waste include the federal requirements, plus additional state testing for toxicity, persistence, and carcinogenicity. The petitioner must demonstrate that the dangerous waste no longer exhibits both the federal characteristics of corrosivity, toxicity, ignitability, and reactivity, and the additional state criteria.
Washington refers to its hazardous waste as dangerous waste, extremely hazardous waste, and special waste. The state's regulations for identifying and listing dangerous waste are considerably more stringent than the federal rules. See the state sections HAZWASTE DETERMINATION (CLASSIFICATION) and LISTED WASTES for additional information.
• Administration and enforcement. EPA Region 10 administers and enforces federal rules ...