Fifty Dollar Bill
Key Takeaway
Fifty Dollar Bill is classified as significant hazard in Montana. It was completed in 1960 and is 66 years old. Its primary use is fire protection. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 20 ft (taller than 44.5% in MT) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 278 acre-ft |
| Normal Storage | 143 acre-ft |
| Year Completed | 1960 (66 years old) |
| NID ID | MT03600 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
STATE OF MONTANA, D.N.R.C., T.L.M.D.
State Government
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Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Fifty Dollar Bill?
Fifty Dollar Bill is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Fifty Dollar Bill?
Fifty Dollar Bill is owned by STATE OF MONTANA, D.N.R.C., T.L.M.D. (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Fifty Dollar Bill built?
Fifty Dollar Bill was completed in 1960, making it 66 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 Fifty Dollar Bill?
Fifty Dollar Bill 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.
How tall is Fifty Dollar Bill?
Fifty Dollar Bill has a dam height of 20 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Fifty Dollar Bill last inspected?
Fifty Dollar Bill was last inspected on September 1, 2006. Inspection dates indicate when a formal review occurred, not the results of that inspection.