Hole-N-Wall Detention Dam
Key Takeaway
Hole-N-Wall Detention Dam is classified as low hazard in Arizona. It was completed in 1960 and is 66 years old. Its primary use is debris control.
Physical Details
| Dam Length | 950 ft |
| Dam Type | Gravity |
| Max Storage | 1.2K acre-ft |
| Normal Storage | 880 acre-ft |
| Surface Area | 178 acres |
| Drainage Area | 76 sq mi |
| Max Discharge | 840 cfs |
| Year Completed | 1960 (66 years old) |
| NID ID | AZ20014 |
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
DOI BLM
Federal Government
Frequently Asked Questions
What is the hazard classification of Hole-N-Wall Detention Dam?
Hole-N-Wall Detention 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 Hole-N-Wall Detention Dam?
Hole-N-Wall Detention Dam is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Hole-N-Wall Detention Dam built?
Hole-N-Wall Detention Dam was completed in 1960, making it 66 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 Hole-N-Wall Detention Dam?
Hole-N-Wall Detention Dam serves the following purposes: Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Hole-N-Wall Detention Dam last inspected?
Hole-N-Wall Detention Dam was last inspected on June 25, 2008. Inspection dates indicate when a formal review occurred, not the results of that inspection.