Spencer Lake - South Dam

About Spencer Lake - South Dam

The primary purpose of Spencer Lake - South Dam 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 Wildlife (state). It impounds the Tributary To East Branch Black River near River Corners.

The dam stands 17 feet tall and stretches 400 feet across, creates a reservoir covering 55 acres, has a maximum storage capacity of 570 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1960, the structure is well into its service life at over 50 years old.

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 11/14/2023.

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