Cambridge City Reservoir Dam

About Cambridge City Reservoir Dam

The primary purpose of Cambridge City Reservoir Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by City Of Cambridge (local government). It impounds the Board Of Trade Run near Cambridge.

The dam stands 47 feet tall and stretches 476 feet across, creates a reservoir covering 33 acres, has a maximum storage capacity of 655 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1916, the structure is over a century 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 10/21/2022.

At 47 feet, this dam is taller than 92% of dams nationwide.

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