The Beardsley Retention Dam, located in Terry, Montana, serves multiple purposes including fire protection, stock containment, and creating a small fish pond.
Wind
Humidity
Managed by the Bureau of Land Management, this gravity dam stands at a structural height of 31 feet and has a hydraulic height of 21 feet. Completed in 2003, the dam has a storage capacity of 121.4 acre-feet and covers a surface area of 20.4 acres, with a drainage area of 2.4 square miles.
With a low hazard potential and poor condition assessment, the Beardsley Retention Dam poses a moderate risk according to the data. The dam features an uncontrolled spillway with a width of 4 feet, and has a history of inspections with a frequency of every 5 years. While the dam has not been modified in recent years, it is important for water resource and climate enthusiasts to monitor its condition and risk management measures moving forward to ensure the safety and integrity of this vital infrastructure in the region.
Overall, the Beardsley Retention Dam stands as a crucial structure for water resource management in Custer County, Montana. As part of the efforts to protect against fires, contain stock, and provide recreational opportunities, the dam plays a significant role in the local ecosystem. With ongoing monitoring and maintenance, the dam will continue to support the community while mitigating potential risks associated with its operation.
Year Completed |
2003 |
Dam Length |
878 |
River Or Stream |
COAL CK./POWDER RIVER |
Primary Dam Type |
Gravity |
Surface Area |
20.4 |
Hydraulic Height |
21 |
Drainage Area |
2.4 |
Nid Storage |
121.4 |
Structural Height |
31 |
Hazard Potential |
Low |
Foundations |
Unlisted/Unknown |
Nid Height |
31 |