Fort Rock Ranch
Key Takeaway
Fort Rock Ranch is classified as low hazard in Arizona. It was completed in 1963 and is 63 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 20 ft (taller than 30.6% in AZ) |
| Dam Length | 388 ft |
| Dam Type | Earth |
| Max Storage | 350 acre-ft |
| Normal Storage | 92 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 31 sq mi |
| Year Completed | 1963 (63 years old) |
| NID ID | AZ00136 |
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
FORT ROCK RANCH
Private
Frequently Asked Questions
What is the hazard classification of Fort Rock Ranch?
Fort Rock Ranch 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 Fort Rock Ranch?
Fort Rock Ranch is owned by FORT ROCK RANCH (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Fort Rock Ranch built?
Fort Rock Ranch was completed in 1963, making it 63 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 Fort Rock Ranch?
Fort Rock Ranch serves the following purposes: Fish And Wildlife Pond, Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Fort Rock Ranch?
Fort Rock Ranch has a dam height of 20 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 Fort Rock Ranch last inspected?
Fort Rock Ranch was last inspected on September 16, 2011. Inspection dates indicate when a formal review occurred, not the results of that inspection.