Muskingum River Lock And Dam No. 11

About Muskingum River Lock And Dam No. 11

The primary purpose of Muskingum River Lock And Dam No. 11 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Odnr, Division Of Parks & Watercraft (state). It impounds the Muskingum River near Drake.

The dam stands 15 feet tall and stretches 340 feet across, creates a reservoir covering 352 acres, has a maximum storage capacity of 1,461 acre-feet, and collects water from a drainage area of 6,036 square miles. Completed in 1841, the structure is one of the older dams in the region, with over a century and a half 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 11/30/2023.

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