Water Rates

Chester Morse Lake
Chester Morse Lake is part of the 90,000-acre Cedar River Watershed, a protected source of water in the foothills of the Cascade Mountains.


Water rates pay for:

  • Protecting the safety and security of the water supply system
  • Operating two state-of-the-art water treatment facilities: Cedar River and Tolt River
  • Daily testing to maintain drinking water quality
  • Covering open water storage reservoirs in Seattle
  • Maintaining and repairing 1,800 miles of pipeline, 20,000 valves, 18,000 fire hydrants, 180,000 water service connections, and dozens of other water facilities
  • Providing services to help customers manage their bills and resolve problems