Bison Bone Retention Dam
Key Takeaway
Bison Bone Retention Dam is classified as low hazard in Montana. It was completed in 1967 and is 59 years old. Its primary use is fire protection.
Physical Details
| Dam Length | 900 ft |
| Dam Type | Gravity |
| Max Storage | 476 acre-ft |
| Normal Storage | 235 acre-ft |
| Surface Area | 42 acres |
| Drainage Area | 2 sq mi |
| Year Completed | 1967 (59 years old) |
| NID ID | MT02805 |
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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Phillips, MT
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Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Bison Bone Retention Dam?
Bison Bone Retention 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 Bison Bone Retention Dam?
Bison Bone Retention Dam is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Bison Bone Retention Dam built?
Bison Bone Retention Dam was completed in 1967, making it 59 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 Bison Bone Retention Dam?
Bison Bone Retention Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Bison Bone Retention Dam last inspected?
Bison Bone Retention Dam was last inspected on July 10, 2011. Inspection dates indicate when a formal review occurred, not the results of that inspection.