Highland Commons Pond B Dam & Dike

About Highland Commons Pond B Dam & Dike

The primary purpose of Highland Commons Pond B Dam & Dike is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Highland Commons Associates, Llc (private). It impounds the Hog Brook near Berlin.

The dam stands 50 feet tall and stretches 250 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 21 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2010, the structure is relatively new.

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 12/23/2021.

At 50 feet, this dam is taller than 93% of dams nationwide.

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