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.
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King County Flood Control District

  • For assistance during a flood event call 206-296-4535 / 800-768-7932. If it is an emergency, call 911.
  • To receive free, real-time notification about rising river levels by phone, text or email go to www.kingcounty.gov/flood or phone 206-263-3400.

King County has experienced 11 federally declared flood disasters since 1990. Flooding affects every citizen in King County: Tens of thousands of King County residents commute through, live and work in, or own businesses in floodplains. Flooding poses significant threats to public health and safety, transportation corridors and economic activities throughout King County. Learn more about flooding services and information.

Protecting citizens and property from injury and damage by natural disasters is a fundamental role of government. In 2007, the King County Flood Control District was established to provide a proactive, regional approach to flooding as well as funding to improve the county's nearly 500 aging and inadequate flood protection facilities.

Funding for the Flood Control District comes from a county-wide property levy of 10 cents per $1,000 assessed value. This amounts to $40 per year on a $400,000 home. The levy will raise roughly $35 million a year. This funding dramatically increases the number of projects that can be completed each year. The additional local funding also enhances King County's ability to receive federal and state matching funds.

All nine members of the King County Council oversee the Flood Control District as a Board of Supervisors. A 15-member Advisory Committee made up of citizens and local government officials provides advice to the board. The King County Department of Natural Resources and Parks carries out the approved flood protection projects and programs.

To learn more about Flood Control District, please review the following materials:

News

King County Flood Control District announces Sub-Regional Opportunity Fund deadline (9/15/10)

Army Corp briefs officials on Howard Hanson Dam (August 2010 briefing materials posted)

President Obama approves $44 million for Howard Hanson Dam -- On July 29, President Obama signed legislation, previously approved by both the House and the Senate, that includes $44 million to repair the Howard Hanson Dam. The money allows the U.S. Army Corps of Engineers to make further temporary improvements to the dam until permanent repairs can be made, reducing the likelihood of flooding on the Green River. (Updated 8/2/10)