Luna
Key Takeaway
Luna is classified as significant hazard in Arizona. It was completed in 1911 and is 115 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 27 ft (taller than 47.2% in AZ) |
| Dam Length | 292 ft |
| Dam Type | Earth |
| Max Storage | 1.8K acre-ft |
| Normal Storage | 1.4K acre-ft |
| Surface Area | 163 acres |
| Drainage Area | 36 sq mi |
| Year Completed | 1911 (115 years old) |
| NID ID | AZ00030 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
LUNA IRRIGATION CO.
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Luna?
Luna is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Luna?
Luna is owned by LUNA IRRIGATION CO. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Luna built?
Luna was completed in 1911, making it 115 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 Luna?
Luna 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 Luna?
Luna has a dam height of 27 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 Luna last inspected?
Luna was last inspected on June 20, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.