Havre Reservoir
Key Takeaway
Havre Reservoir is classified as low hazard in Montana. It was completed in 1940 and is 86 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 16 ft (taller than 31.7% in MT) |
| Dam Length | 1,935 ft |
| Dam Type | Earth |
| Max Storage | 108 acre-ft |
| Normal Storage | 26 acre-ft |
| Year Completed | 1940 (86 years old) |
| NID ID | MT01018 |
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
LT RANCH INC.
Private
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What is the hazard classification of Havre Reservoir?
Havre 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 Havre Reservoir?
Havre Reservoir is owned by LT RANCH INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Havre Reservoir built?
Havre Reservoir was completed in 1940, making it 86 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 Havre Reservoir?
Havre Reservoir 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 Havre Reservoir?
Havre 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.