Mission Mountain
Key Takeaway
Mission Mountain is classified as low hazard in Montana. It was completed in 1950 and is 76 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 20 ft (taller than 44.5% in MT) |
| Dam Length | 350 ft |
| Dam Type | Earth |
| Max Storage | 51 acre-ft |
| Normal Storage | 26 acre-ft |
| Year Completed | 1950 (76 years old) |
| NID ID | MT03557 |
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
JACK/SIGRUD BELLAND
Private
Nearby Dams
Mcslay,John Estate
Hill, MT
Low Hazard 20 ftSupenau Lake
Hill, MT
Significant Hazard 40 ftCalifornia Coulee
Hill, MT
Low Hazard 22 ftMichigan
Hill, MT
Low Hazard 25 ftFresno
Hill, MT
High Hazard 111 ftPasma, J.
Hill, MT
Low Hazard 20 ftVelk Dam
Hill, MT
Low Hazard 25 ftCapudj
Hill, MT
Low Hazard 10 ftFrequently Asked Questions
What is the hazard classification of Mission Mountain?
Mission Mountain 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 Mission Mountain?
Mission Mountain is owned by JACK/SIGRUD BELLAND (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mission Mountain built?
Mission Mountain was completed in 1950, making it 76 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 Mission Mountain?
Mission Mountain 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 Mission Mountain?
Mission Mountain 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.