Doran
Key Takeaway
Doran is classified as low hazard in Montana. It was completed in 1936 and is 90 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 25 ft (taller than 70.3% in MT) |
| Dam Length | 840 ft |
| Dam Type | Earth |
| Max Storage | 175 acre-ft |
| Normal Storage | 104 acre-ft |
| Max Discharge | 6,900 cfs |
| Year Completed | 1936 (90 years old) |
| NID ID | MT00108 |
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
JOHN DORAN
Private
Nearby Dams
Pfaff Irrigation
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Low Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Doran?
Doran 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 Doran?
Doran is owned by JOHN DORAN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Doran built?
Doran was completed in 1936, making it 90 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 Doran?
Doran 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 Doran?
Doran has a dam height of 25 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.