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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

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King County Wastewater Treatment Division

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  • Utilities Technical Review Committee - provides technical review of water and sewer utility comprehensive plans to assure the plans are consistent with adopted County plans, policies, and land use controls; and then recommend plan approval, or not, to the King County Executive and King County Council.

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