Mckinnsey Reservoir
Key Takeaway
Mckinnsey Reservoir is classified as low hazard in Montana. It was completed in 1914 and is 112 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 16 ft (taller than 31.7% in MT) |
| Dam Length | 750 ft |
| Dam Type | Earth |
| Max Storage | 960 acre-ft |
| Normal Storage | 576 acre-ft |
| Surface Area | 131 acres |
| Year Completed | 1914 (112 years old) |
| NID ID | MT00276 |
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
BLACK BUTTE RANCH INC.
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Mckinnsey Reservoir?
Mckinnsey 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 Mckinnsey Reservoir?
Mckinnsey Reservoir is owned by BLACK BUTTE RANCH INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mckinnsey Reservoir built?
Mckinnsey Reservoir was completed in 1914, making it 112 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 Mckinnsey Reservoir?
Mckinnsey 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 Mckinnsey Reservoir?
Mckinnsey Reservoir has a dam height of 16 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.