Bunch Reservoir
Key Takeaway
Bunch Reservoir is classified as low hazard in Arizona. It was completed in 1929 and is 97 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 22 ft (taller than 36.8% in AZ) |
| Dam Length | 1,200 ft |
| Dam Type | Earth |
| Max Storage | 512 acre-ft |
| Normal Storage | 512 acre-ft |
| Surface Area | 27 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1929 (97 years old) |
| NID ID | AZ00125 |
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
PIONEER IRRIGATION COMPANY INC.
Private
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Low Hazard 11 ftFrequently Asked Questions
What is the hazard classification of Bunch Reservoir?
Bunch 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 Bunch Reservoir?
Bunch Reservoir is owned by PIONEER IRRIGATION COMPANY INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Bunch Reservoir built?
Bunch Reservoir was completed in 1929, making it 97 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 Bunch Reservoir?
Bunch Reservoir serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Bunch Reservoir?
Bunch Reservoir has a dam height of 22 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 Bunch Reservoir last inspected?
Bunch Reservoir was last inspected on September 18, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.