Basin No.2 Flood Detention Pond

About Basin No.2 Flood Detention Pond

The primary purpose of Basin No.2 Flood Detention Pond 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 Natrona County (local government). It impounds the Airport Draw near Casper.

The dam stands 17 feet tall and stretches 890 feet across, creates a reservoir covering 6 acres, has a storage capacity of 31 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1993, the structure is 33 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 04/06/2021.

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