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Updated 02/2014

Washington Flood Districts and Flood Control Zone Districts by County

This page lists the known Flood Control Districts and Flood Control Zone Districts formed in Washington state. Information on the districts is from multiple sources and may not be current due to limited information.

Jurisdictions Listed by County

Chelan | Cowlitz | Jefferson | King | Kittitas | Lewis | Mason | Okanogan | Pacific | Pierce | Skagit | Snohomish | Spokane | Walla Walla | Whatcom | Whakiakum | Yakima

Chelan County - Formation in Process

Cowlitz County

  • Lexington Flood Control Zone District (Upper and Lower) - Elected Board of Elective Supervisors
  • Silver Lake Flood Control District (1965)
  • Inactive Districts
    • Cedarbrook Flood Control Zone District - Abolished 2002 (Cowlitz County Res. No. 02-098)

Jefferson County

  • Flood Control Zone No. 1 (Dosewallips) - No levies
  • Flood Control Zone No. 2 (Big Quilcene) - No levies
  • Flood Control Zone No. 3 (Little Quilcene) - No levies
  • Brinnon Flood Control Subzone
  • Quilcene Flood Control Subzone

King County

  • King County Flood Control Zone District - Board of Supervisors is King County Council
    • King County Ordinance No. 15728 created the district and dissolved all existing flood control zones in the county, passed 4-07
    • King County Flood Control Zone District Resolution No. 2008-14 - Adopts "King County Flood Control District" as the trade name and d/b/a for the district and authorizing the executive director to register such trade name and d/b/a in accordance with any applicable law.
    • King County Flood Control District - Webpage of King County Flood Control Zone District

Kittitas County

Lewis County

  • Lewis County Flood District No. 1
  • Lewis County Flood District No. 2
  • Lewis County Flood Control Zone District - Resolution 97-15 created countywide district in 1997
  • Inactive Districts
    • Lewis County Flood Control District No. 3

Mason County

  • Skokomish Flood Control Zone District  - Board of Supervisors is Mason County Board of Commissioners

    The Skokomish Flood Control Zone District (FCZD) was established in 1976 (Resolution No. 632) under the authority of the Flood Control District Act (Ch. 86.15 RCW). The formation of the flood control district was considered necessary and desirable for the elimination of piece-meal flood control projects often found to be inconsistent with resource management regulatory programs, and to ensure that coordination of future flood control works included proper application and review procedures.  The district boundaries were established as the Skokomish River watershed, within the County, officially created the Skokomish Flood Control Zone District (Resolution No. 659, dated August 23, 1976) and laying out the boundaries (less those portions lying within Grays Harbor and Jefferson Counties, Olympic National Park, Olympic National Forest, and Skokomish Indian Reservation

Okanogan County

  • Riverside Flood Control District

Pacific County

Pierce County

  • Pierce County Flood Control Zone District - Board of Supervisors is the Pierce County Council
    • Pierce County Ordinance No. 2011-95s - Creates a countywide flood control district, passed 01/17/2012 and effective 04/20/2012
    • Pierce County Ordinance No. 2011-94 - Initiating formation of countywide flood control district and setting hearing, passed 04/03/2012
    • Pierce County Flood Control District - Countywide Flood Control Zone District - Dissolved

Skagit County

  • Skagit County Flood Control Zone District - Board of Supervisors is Skagit County Board of County Commissioners
  • Skagit County Code Ch. 6.36 - Skagit County Flood Control Zone Districts  - Creates countywide district
    • Sedro-Woolley Sub-Flood Control Zone
    • Dunbar Road Sub-Flood Control Zone
    • South Mount Vernon Sub-Flood Control Zone
    • Bryson Road Sub Flood Control Zone - Dissolved 12/08
    • Dunbar Sub Flood Control Zone - Dissolved 6-2009

Snohomish County

  • French Slough Flood Control District
  • Marshland Flood Control District
  • Robe Valley Flood Control District, formed 9/04
  • Stillquamish Flood Control District

Spokane County

Walla Walla County

  • Bolles-Prescott Flood Control District - Created at election of November 5, 1996. Operations suspended at the request of the district. There have been no flood control re related activities or operations in the district since its establishment, and the district did not own or purchase and flood control improvement, per Walla Walla County Resolution No. 10-350, passed 12/30/2010
  • Waitsburg-Coppei Flood District (Portions of Touchet River and Coppei Creek in Columbia and Walla Walla Counties) - no levies 2008
  • Mill Creek Flood Control Zone (1974) - Board of Supervisors is the Walla Walla County Board of Commissioners

Whatcom County

Wahkiakum County

  • Upper Grays River Flood Control District

Yakima County

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