Riverbend Levee Setback and Floodplain Restoration

Project overview

The Riverbend Levee Setback and Floodplain Restoration Project project goals are to:

• Restore river processes and functions in the Cedar River and its floodplain to improve the spawning and rearing habitat;
• Reduce flood and erosion risks to people, property, and infrastructure;
• Accommodate public use consistent with future ecological conditions at the site; and
• Balance flood and ecological benefits and other objectives with project costs.

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Project location

The project site is located on public property along the left bank of the Cedar River between River Miles 6.5 and 7.5 east of Renton in unincorporated King County. The project site encompasses Cavanaugh Pond Natural Area and the previous site of the Riverbend Mobile Home and RV Park, which King County purchased in 2013.

Project timeline

Project documents

• UPDATED Large Wood Checklist, May 2022 - 427 KB. PDF
• 60% Design, May 2021 - 25 MB, PDF
• SEPA Determination of Non-Significance (DNS), Oct. 2018 - 575 KB, PDF
• SEPA Environmental Checklist, Oct. 2018 - 1.3 MB, PDF
• Large Wood Checklist, Oct. 2018 - 533 KB, PDF

  Project design and implementation funding

• Floodplains by Design Partnership
• King County Water and Land Resources Division
• Washington State Salmon Recovery Funding Board
• City of Seattle
• King County Flood Control District

  Related information

• Riverbend Mobile Home Park Acquisition Project
• Riverbend Levee Setback and Floodplain Restoration Project
• Cavanaugh Pond Natural Area
• Cedar River - Lake Washington Watershed
• Flooding services and information
• Salmon and trout topics
• Restoration projects

  Related agencies

• Dept. of Natural Resources and Parks
• Parks and Recreation Division
• Water and Land Resources Division