Standley Irrigation Dam
Key Takeaway
Standley Irrigation Dam is classified as low hazard in Montana. It was completed in 1977 and is 49 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 15 ft (taller than 18.8% in MT) |
| Dam Length | 100 ft |
| Dam Type | Earth |
| Max Storage | 50 acre-ft |
| Normal Storage | 30 acre-ft |
| Year Completed | 1977 (49 years old) |
| NID ID | MT03828 |
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
DOUGLAS G. STANDLEY
Private
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High Hazard 132 ftFrequently Asked Questions
What is the hazard classification of Standley Irrigation Dam?
Standley Irrigation 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 Standley Irrigation Dam?
Standley Irrigation Dam is owned by DOUGLAS G. STANDLEY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Standley Irrigation Dam built?
Standley Irrigation Dam was completed in 1977, making it 49 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 Standley Irrigation Dam?
Standley Irrigation 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 Standley Irrigation Dam?
Standley Irrigation Dam has a dam height of 15 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.