Big Timber #49
Key Takeaway
Big Timber #49 is classified as low hazard in Montana. It was completed in 1956 and is 70 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 23 ft (taller than 66.4% in MT) |
| Dam Length | 225 ft |
| Dam Type | Earth |
| Max Storage | 60 acre-ft |
| Normal Storage | 40 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 150 cfs |
| Year Completed | 1956 (70 years old) |
| NID ID | MT01960 |
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
STATE OF MONTANA, D.N.R.C., T.L.M.D.
State Government
Nearby Dams
Big Timber #47
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Low Hazard 14 ftBallard #1
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Low Hazard 12 ftRichardson
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Low Hazard 17 ftZempel
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Low Hazard 22 ftT L Johnson #1
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Low Hazard 22 ftBig Timber #41
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Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Big Timber #49?
Big Timber #49 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 Big Timber #49?
Big Timber #49 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 Big Timber #49 built?
Big Timber #49 was completed in 1956, making it 70 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 Big Timber #49?
Big Timber #49 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 Big Timber #49?
Big Timber #49 has a dam height of 23 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.