For questions about the Wastewater Treatment Division website, please send an e-mail message or contact us at:
King Street Center201 S. Jackson St., Suite 500Seattle, WA 98104-3855Phone: 206-684-1280Fax: 206-684-1741Telecommunication device for the deaf (TTY): 711
Get Directions to our office location in Seattle, Washington.
The Brightwater project is currently under construction at a number of locations. These include the portals where conveyance tunneling is centered and the treatment plant site. For more information see:
Contact the construction information line at 206-205-5989 (remember to dial 911 for emergencies)
King County Brightwater Project
22505 State Route 9
Woodinville, WA 98072
TTY Relay: 711
Driving directions to Brightwater project office.
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