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Wastewater and Septic

Seattle PI Article & Video: Seattle Sewers Are Getting Clogged With Greaseexternal link icon
King County Don't Flush Troublelinks to external site
What 2 Flushlinks to external site
2018 General Sewer Plan
 (pdf 24MB)

Contact Information

General inquiries and non-emergencies: Contact us via the Our Kirkland Customer Service Portal

Engineering - Septic Systems
123 5th Avenue, Kirkland, WA 98033
T: 425-587-3800 F: 425-587-3807

Operations & Maintenance - Wastewater
Street Address: 915 8th Street, Kirkland
Mailing Address: 123 5th Avenue, Kirkland, WA 98033
T: 425-587-3900, 24/7 F: 425-587-3902

vactor truck

The Wastewater Division of Public Works primarily handles issues in these areas: City sewer main maintenance (cleaning, root removal, video inspection), sewer maintenance holes (cleaning, annual inspection, infiltration repair, structural repairs), maintenance and operation of eight sewage pump stations, and response to service requests.

Frequently Requested

Public Works
123 5th Avenue, Kirkland WA 98033
T. 425-587-3800 | F. 425-587-3807
Mon-Fri, 8 a.m. to 5 p.m.

Operations & Maintenance
915 8th St, Kirkland WA 98033
T. 425-587-3900 24/7 | F. 425-587-3902
Mon-Fri, 6:30 a.m.-3:30 p.m.

General Inquiries - Contact us via the: 
Our Kirkland Customer Service Portal