Arivaca
Key Takeaway
Arivaca is classified as significant hazard in Arizona. It was completed in 1970 and is 56 years old. Its primary use is fish and wildlife pond. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 30 ft (taller than 51.1% in AZ) |
| Dam Length | 385 ft |
| Dam Type | Earth |
| Max Storage | 2.9K acre-ft |
| Normal Storage | 1.0K acre-ft |
| Surface Area | 89 acres |
| Drainage Area | 14 sq mi |
| Max Discharge | 3,954 cfs |
| Year Completed | 1970 (56 years old) |
| NID ID | AZ00131 |
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
ARIZONA GAME & FISH DEPARTMENT
State Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Arivaca?
Arivaca 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 Arivaca?
Arivaca is owned by ARIZONA GAME & FISH DEPARTMENT (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Arivaca built?
Arivaca was completed in 1970, making it 56 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 Arivaca?
Arivaca serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Arivaca?
Arivaca has a dam height of 30 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 Arivaca last inspected?
Arivaca was last inspected on April 2, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.