Montana #6
Key Takeaway
Montana #6 is classified as low hazard in Montana. It was completed in 1939 and is 87 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 20 ft (taller than 44.5% in MT) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 110 acre-ft |
| Normal Storage | 67 acre-ft |
| Drainage Area | 2 sq mi |
| Max Discharge | 700 cfs |
| Year Completed | 1939 (87 years old) |
| NID ID | MT00543 |
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
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Low Hazard 25 ftBig Timber #3
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Low Hazard 18 ftWatson #1
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Low Hazard 14 ftSims #1
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Low Hazard 25 ftGearhart #11
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Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Montana #6?
Montana #6 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 Montana #6?
Montana #6 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 Montana #6 built?
Montana #6 was completed in 1939, making it 87 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 Montana #6?
Montana #6 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 Montana #6?
Montana #6 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.