National Pollutant Discharge Elimination System (NPDES) permits (external link) -- Ecology administers these permits under authority delegated to the department by the U.S. Environmental Protection Agency. These permits outline the conditions under which a municipality can discharge treated wastewater. Learn more about Wastewater Discharge Permits in Washington State (PDF, external link).
Photo to be provided. Beulah Park/Cove community wastewater treatment system on Vashon Island.
Department of Health
Permit # KIN005,
Oct. 1, 2012 Permit
Note: Also covered under these permits is the Industrial Pretreatment Program administered by King County. That program is responsible for approving permits for discharges of industrial waste into the sewer system and the management and enforcement of such permits.