Governing Law and Regulations
Washington Department of Ecology (WDOE) Water Quality Program
Washington State Department of Health (DOH) Division of Environmental Health Office of Environmental Health and Safety Large On-Site Program
Washington Energy Facility Site Evaluation Council
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 has received primacy from the U.S. Environmental Protection Agency (EPA) to administer the state of Washington Underground Injection Control (UIC) Program for Class I, II, III, IV, and V underground injection wells. The EPA regulates Class VI wells and all wells located on Indian lands. The state has adopted the federal permit-by-rule option for underground injection wells, which is described in the national section UNDERGROUND INJECTION WELLS. Washington has developed its own regulations for certain on-site wastewater facilities and wells used to inject carbon dioxide for geologic sequestration that are classified as Class V injection wells.
• Administration and enforcement. WDOE's Water Quality Program administers and enforces the ...