H S Dam
Key Takeaway
H S Dam is classified as low hazard in Montana. It was completed in 1885 and is 141 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 18 ft (taller than 36.9% in MT) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 128 acre-ft |
| Normal Storage | 74 acre-ft |
| Year Completed | 1885 (141 years old) |
| NID ID | MT02454 |
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
HAROLD R WIRTH
Private
Nearby Dams
Lee, S.A. #1
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Low Hazard 24 ftDean S #2
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Low Hazard 20 ftRichey, Roy
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Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of H S Dam?
H S 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 H S Dam?
H S Dam is owned by HAROLD R WIRTH (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was H S Dam built?
H S Dam was completed in 1885, making it 141 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 H S Dam?
H S 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 H S Dam?
H S Dam has a dam height of 18 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.