Wyandotte County Lake Dam

About Wyandotte County Lake Dam

The primary purpose of Wyandotte County Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Wyandotte County, Unified Govt Of (local government). It impounds the Missouri River near Kansas City Kansas.

The dam stands 139 feet tall and stretches 1,790 feet across, creates a reservoir covering 375 acres, has a maximum storage capacity of 14,700 acre-feet, and collects water from a drainage area of 8 square miles. Completed in 1941, the structure is well-established, with more than 75 years of service.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 03/24/2021.

At 139 feet, this dam is taller than 99% of all dams in the United States.

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