Bumphead Reservoir
Key Takeaway
Bumphead Reservoir is classified as low hazard in Oregon. It was completed in 1957 and is 69 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 25 ft (taller than 43.9% in OR) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 1.5K acre-ft |
| Normal Storage | 1.5K acre-ft |
| Surface Area | 125 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 988 cfs |
| Year Completed | 1957 (69 years old) |
| NID ID | OR00330 |
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
WILLOW VALLEY RANCH, C/O DARREL BAGLEY
Local Government
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Low HazardFrequently Asked Questions
What is the hazard classification of Bumphead Reservoir?
Bumphead 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 Bumphead Reservoir?
Bumphead Reservoir is owned by WILLOW VALLEY RANCH, C/O DARREL BAGLEY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Bumphead Reservoir built?
Bumphead Reservoir was completed in 1957, making it 69 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 Bumphead Reservoir?
Bumphead Reservoir 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 Bumphead Reservoir?
Bumphead Reservoir 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.
When was Bumphead Reservoir last inspected?
Bumphead Reservoir was last inspected on August 12, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.