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Wastewater Treatment

King County, Washington

For questions about the Wastewater Treatment Division website, please send an e-mail message or contact us at:

King Street Center
201 S. Jackson St., Suite 500
Seattle, WA 98104-3855
Phone: 206-477-5371
Fax: 206-684-1741
Telecommunication device for the deaf (TTY): 711

Get Directions to our office location in Seattle, Washington.

Staff Contacts

Wastewater education and tours

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The Wastewater Treatment Division's treatment plant tours and education programs provide information on history of need for sanitation and clean water, treatment processes, resource recovery programs, and pollution prevention for homes and businesses and Puget Sound health.

West Point | South PlantBrightwaterCommunity events and presentationsBus transportationWhat can I do to protect water?

Education resources

News releases

Education program questions: contact Casey Plank at 206-477-5448 or

Brightwater education questions: contact Kristin Covey at 206-263-9412 or
Brightwater Center

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