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

King Street Center
201 S. Jackson St., Suite 505
Seattle, WA 98104-3855
Phone: 206-684-1280
Fax: 206-684-1741
Telecommunication device for the deaf (TTY): 711

Get Directions to our office location in Seattle, Washington.

Staff Contacts

Puget Sound shoreline next to the West Point Treatment Plant, Seattle

Map - Carnation Treatment Plant

4405 Larson Ave.
Carnation WA 98014
Administration (Main Control at South Treatment Plant, Renton): 206-684-2400
View GoogleMaps

Maps of Carnation Treatment Plant and Wetlands Discharge (Chinook Bend Natural Area)

Driving directions and map are also available as a PDF file (409KB).

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