Online Learning
More than 1.6 million people get clean drinking water from the Cedar and Tolt River Watersheds. Going on a field trip or tour is great, but now you can experience the watersheds from anywhere. Explore our Online Learning site to dive into many topics related to your drinking water!
Experience the Cedar River Watershed wherever you are! Learn about the water cycle, watersheds, and the Seattle area's mountain-fresh water supply.
Discover the process of how water flows from mountain forests to faucets in the greater Seattle area.
Find out how the sources of Seattle's water, the Cedar and Tolt Municipal Watersheds, are managed now and for the future.