Holiday closure Monday May 28: Most county offices will be closed in observance of Memorial Day.

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: 206-684-1280
Fax: 206-684-1741
Telecommunication device for the deaf (TTY): 711

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Staff Contacts

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

Beach Drive area (underground storage)

Beach Drive area (underground storage) 
Beach Drive area (underground storage)

Project elements

  • Underground storage tank located on private property and potential for additional pipe storage in Beach Drive
  • Odor control and electrical facilities
  • Underground diversion structure to send flows to storage

Benefits

  • Project located partly in street right-of-way with limited work in shoreline zone
  • Location is at the bottom of basin providing a reliable flow management strategy and simplified controls
  • Similar to other King County operating facilities

Challenges

  • Requires property acquisition
  • May require construction and operation of two separate facilities
  • Some above ground facilities will be required
  • Traffic disruptions will occur during construction