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King County closes Flood Warning Center, but will continue to monitor river levels


With river levels subsiding, the King County Flood Warning Center closed at midday on Monday, Feb. 5, after operating for 36 hours to monitor widespread minor flooding.


The King County Flood Warning Center closed at midday on Monday,Flood Control Zone District Logo Feb. 5, following a day and a half of operations to monitor widespread minor flooding on several rivers that were pushed higher over the weekend by heavy rainfall.

The Flood Warning Center opened at 12:30 a.m. on Sunday, Feb. 4, when the Tolt River reached a Phase 2 flood alert level, creating the potential for minor flooding in low-lying areas along the river. The Snoqualmie River reached a Phase 2 flood alert level soon after, followed by the Green River in the late afternoon, and finally the Tolt River, which reached a Phase 2 flood alert level late on Sunday night.

While the rain that led to these minor flood conditions has subsided across much of the county, Flood Warning Center employees will continue to monitor stream gages and weather reports. Real-time river level information is available online at

King County offers free access to KC Flood Alerts, an automated system that allows subscribers to receive customized alerts of potential flooding for any or all of King County’s seven major river systems.

Immediate notifications about pending high water are sent to email, smart phone text or voicemail, providing subscribers with the maximum amount of warning about potential high water.

Find the KC Flood Alerts link at This website is a valuable preparedness resource, with all of the latest information about river levels and road conditions, plus weather reports and other critical links.
Updated information on flooding is also posted on the King County website at

During river flooding events, King County serves as a clearinghouse for information on flood conditions, operating a recorded message center with continuous updates of river gage readings and flood phases and other related information. Reach the Flood Warning Center at 206-296-8200 or 1-800-945-9263. Interpreter assistance in multiple languages is available.

Questions or assistance with flooding on smaller streams or urban drainage problems can be called in to 206-477-4811 during business hours, or 206-477-8100 after hours or on weekends.

Problems on County maintained roads can be reported by calling 206-477-8100 or 1-800-KC-ROADS. Current road information is available at
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The King County Flood Control District is a special purpose government created to provide funding and policy oversight for flood protection projects and programs in King County. The Flood Control District’s Board is composed of the members of the King County Council. The Water and Land Resources Division of the King County Department of Natural Resources and Parks develops and implements the approved flood protection projects and programs. Information is available at