Upper O'Dell Coulee Reservoir
Key Takeaway
Upper O'Dell Coulee Reservoir is classified as low hazard in Montana. It was completed in 1952 and is 74 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 24 ft (taller than 67.5% in MT) |
| Dam Length | 600 ft |
| Dam Type | Earth |
| Max Storage | 85 acre-ft |
| Normal Storage | 49 acre-ft |
| Year Completed | 1952 (74 years old) |
| NID ID | MT01487 |
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
T & S STOCK CO
Private
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Low Hazard 31 ftFrequently Asked Questions
What is the hazard classification of Upper O'Dell Coulee Reservoir?
Upper O'Dell Coulee Reservoir 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 Upper O'Dell Coulee Reservoir?
Upper O'Dell Coulee Reservoir is owned by T & S STOCK CO (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Upper O'Dell Coulee Reservoir built?
Upper O'Dell Coulee Reservoir was completed in 1952, making it 74 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 Upper O'Dell Coulee Reservoir?
Upper O'Dell Coulee Reservoir serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Upper O'Dell Coulee Reservoir?
Upper O'Dell Coulee Reservoir has a dam height of 24 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.