Holiday closure Monday May 28: Most county offices will be closed in observance of Memorial Day.

Find comprehensive services related to flood preparation, warnings, response and recovery-- and also planning to minimize risks from future floods in King County, Washington.

To offer a suggestion or report an error on the King County flooding services and information website, please contact Fred Bentler, webmaster.
Flooding services and information in King County, WA

Flood warnings and alerts
King County, Washington

Current flood conditions for King County rivers. Click on a river name for more maps, data and local flood references.

 River/creek  Flood conditions
 Tolt River
 Snoqualmie River
 Issaquah Creek
 Cedar River
 Green River
 White River
 Raging River
Gage information only
 Skykomish River
Gage information only

River locations in King County

Flooding Information Index Map

» Comprehensive flooding services and information

White River Flooding Information Green River Flooding Information Issaquah Creek Flooding Information Raging River Flooding Information Snoqualmie River Flooding Information Tolt River Flooding Information Skykomish River Flooding Information

For questions about the King County Flood Warning System, please contact Ken Zweig, River and Floodplain Management Section.

Related information

Related agencies

News and announcements

Apr. 9, 2012
King County prepares update to flood plan for continued protection of people, property

Fall 2011
New flood phases on Cedar, Tolt rivers
King County has adjusted the flood phases on the Cedar and Tolt rivers to more accurately reflect observed flooding impacts during high river flows. Flood Alerts will be issued using the latest flood phase thresholds.

July 28, 2010
King County wins four awards for excellence in Information Technology