Triple Crossing Detention Dam
Key Takeaway
Triple Crossing Detention Dam is classified as low hazard in Montana. It was completed in 1957 and is 69 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Length | 2,328 ft |
| Dam Type | Gravity |
| Max Storage | 3.0K acre-ft |
| Normal Storage | 0 acre-ft |
| Surface Area | 376 acres |
| Drainage Area | 43 sq mi |
| Year Completed | 1957 (69 years old) |
| Year Modified | 1957 |
| NID ID | MT03142 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
DOI BLM
Federal Government
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Low HazardFrequently Asked Questions
What is the hazard classification of Triple Crossing Detention Dam?
Triple Crossing Detention Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Triple Crossing Detention Dam?
Triple Crossing Detention Dam is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Triple Crossing Detention Dam built?
Triple Crossing Detention Dam was completed in 1957, making it 69 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Triple Crossing Detention Dam?
Triple Crossing Detention Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Triple Crossing Detention Dam last inspected?
Triple Crossing Detention Dam was last inspected on October 24, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.