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Most King County offices will be closed on Monday, for Indigenous Peoples' Day.  
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Update

June 2022

WaterWorks is not accepting new applications at this time, the next grant cycle will be in early 2023. To get updates, sign up for email alerts under “Stay connected” on this page.

See information on the last grant cycle here; $5M awarded to community projects for 2021-2022.

WaterWorks provides funding for projects that improve water quality in the service area for King County's regional wastewater system. This grant program complements the water quality mission of the Wastewater Treatment Division.

In addition to the WaterWorks competitive grants, water quality project funding is available through King County Council allocated funding

Approximately $2 million are awarded every two years for organizations carrying out a variety of projects. Non-profits, schools and educational institutions, cities, counties, tribes, and special purpose districts are eligible to apply, and partnerships are encouraged. 

Use the links below to learn more about the following:

Online Grant Portal

Login to create an account, apply for a new grant, or manage existing grants.

people working on a planting project

Stay connected

Sign up for email alerts

Contact

Elizabeth Loudon
206-477-4297

Kelley Govan
206-263-1248

water.grants@kingcounty.gov