Comprehensive flood control management plan — Requirements — Time for completion.
RCW 86.26.105
in effectA comprehensive flood control management plan shall determine the need for flood control work, consider alternatives to in-stream flood control work, identify and consider potential impacts of in-stream flood control work on the state's in-stream resources, and identify the river's meander belt or floodway. A comprehensive flood control management plan shall be completed and adopted within at least three years of the certification that it is being prepared, as provided in RCW 86.26.050 . If after this three-year period has elapsed such a comprehensive flood control plan has not been completed and adopted, grants for flood control maintenance projects shall not be made to the county or municipal corporations in the county until a comprehensive flood control plan is completed and adopted by the appropriate local authority. These limitations on grants shall not preclude allocations for emergency purposes made pursuant to RCW 86.26.060 .
A comprehensive flood control management plan shall determine the need for flood control work, consider alternatives to in-stream flood control work, identify and consider potential impacts of in-stream flood control work on the state's in-stream resources, and identify the river's meander belt or floodway. A comprehensive flood control management plan shall be completed and adopted within at least three years of the certification that it is being prepared, as provided in RCW 86.26.050 .
If after this three-year period has elapsed such a comprehensive flood control plan has not been completed and adopted, grants for flood control maintenance projects shall not be made to the county or municipal corporations in the county until a comprehensive flood control plan is completed and adopted by the appropriate local authority. These limitations on grants shall not preclude allocations for emergency purposes made pursuant to RCW 86.26.060 .
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=86.26&full=trueFetched: 6/29/2026