Inlet Control Structure

About Inlet Control Structure

The primary purpose of Inlet Control Structure 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 Carlota Copper Company (private). It impounds the Powers Gulch near No Data.

The dam stands 116 feet tall and stretches 735 feet across, creates a reservoir covering 8 acres, has a storage capacity of 154 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2008, 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 04/23/2024.

At 116 feet, this dam is taller than 98% of all dams in the United States.

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