Click on the map below to find information about specific watersheds, rivers and streams including news, reports, data, activities, grants, and stewardship organizations. For info spanning multiple watersheds, see King County's watershed information page.
A watershed in King County is the land area draining to a nearby river or lake, or directly into Puget Sound.
King County Rivers and Watersheds by Name
City of Seattle Watersheds
Seattle Watersheds (Urban Creeks)
Seattle Watersheds (Drinking Water)
City of Bellevue
Storm and Surface Water
News and announcements
Feb. 24, 2010
Please report errors and offer suggestions about the Water and land portal to Fred Bentler, webmaster.