Hacker Dam
Key Takeaway
Hacker Dam is classified as low hazard in Montana. It was completed in 1953 and is 73 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 34 ft (taller than 92% in MT) |
| Dam Length | 330 ft |
| Dam Type | Earth |
| Max Storage | 45 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 27 sq mi |
| Max Discharge | 940 cfs |
| Year Completed | 1953 (73 years old) |
| NID ID | MT01276 |
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
RICHARD L HENDERSON
Private
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High Hazard 22 ftFrequently Asked Questions
What is the hazard classification of Hacker Dam?
Hacker Dam 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 Hacker Dam?
Hacker Dam is owned by RICHARD L HENDERSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hacker Dam built?
Hacker Dam was completed in 1953, making it 73 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 Hacker Dam?
Hacker Dam 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 Hacker Dam?
Hacker Dam has a dam height of 34 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.
When was Hacker Dam last inspected?
Hacker Dam was last inspected on July 20, 1980. Inspection dates indicate when a formal review occurred, not the results of that inspection.