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

Get Directions to our office location in Seattle, Washington.

Staff Contacts

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

Facility operations phase

Facility operation

What happens during the facility operations phase

Lower pump level, Juanita Bay Pump Station, Kirkland, WA
Operations staff at the Juanita Bay Pump Station, Kirkland

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King County notifies near neighbors when facility maintenance may be disruptive

King County Operations and Maintenance crews visit the facility on a regular schedule. Crews and equipment may be on site for cleaning, maintenance, resupply or repair work.

How King County works with the community

King County provides notice about what to expect from potentially disruptive operations and maintenance activities, such as emergency repairs or facility inspections in streets or public spaces.

Public outreach activities during this phase could include

  • Advance notice of activities expected to result in traffic disruptions, noise, or odor
  • Prompt response to community inquiries about the facility
  • 24/7 contact information posted on the facility and King County’s Web site for reporting concerns
Learn more about Project ConstructionLearn more about Project DesignLearn more about Project PlanningLearn more about System Planning

Issues considered during this phase

  • Facility inspections
  • Facility maintenance
  • Necessary repairs
  • Worker and public safety
  • Regulatory and permit compliance