Lake Jefferson Dam

About Lake Jefferson Dam

The primary purpose of Lake Jefferson Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Presidental Lakes Property Owners' Association;presidential Lakes Property Owners' Association (private). It impounds the Popcastle Creek.

The dam stands 34 feet tall and stretches 281 feet across, creates a reservoir covering 19 acres, has a maximum storage capacity of 343 acre-feet, and collects water from a drainage area of 0 square miles.

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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 11/29/2021.

At 34 feet, this dam is taller than 80% of dams nationwide.

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