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About the Stormwater Utility

Storm drain with markerKirkland’s Stormwater Utility ensures the proper maintenance and operation of all public and private drainage systems within the city. These drainage systems are constantly evolving as new development and redevelopment occurs. Per the 2014 Surface Water Master Plan, Kirkland's Stormwater Utility is responsible for; 427 miles of pipes and culverts, 24,995 catch basins, 1,102 detention tanks and vaults, 36 miles of stream, 3 large lakes, and over 400 acres of wetland.

  • What is Stormwater? - Information on what stormwater is and how the City of Kirkland manages stormwater issues.
  • Stormwater Master Plan - A 10-year plan that sets the priorities for the Stormwater Utility based on the need to protect and improve the health of stream and lakes in our community.
  • NPDES Stormwater Permit - Kirkland is required to have a National Pollutant Discharge Elimination System (NPDES) Phase II Municipal Stormwater Permit under the federal Clean Water Act.
  • Stormwater Utility Rate - Information on how the stormwater utility fee is calculated.
  • 2019 Stormwater Management Program Plan (PDF) - Information regarding Kirkland's compliance with NPDES Stormwater Permit.  
  • Stormwater Grant Projects - Information about current and completed stormwater grant projects.


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