Jolly Bob Downs
Key Takeaway
Jolly Bob Downs is classified as low hazard in Oklahoma. It was completed in 1978 and is 48 years old. Its primary use is other.
Physical Details
| Dam Height | 29 ft (taller than 51.9% in OK) |
| Dam Length | 552 ft |
| Dam Type | Earth |
| Max Storage | 50 acre-ft |
| Normal Storage | 30 acre-ft |
| Surface Area | 1 acres |
| Max Discharge | 1,450 cfs |
| Year Completed | 1978 (48 years old) |
| NID ID | OK21154 |
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
BOB DOWNS
Private
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Low Hazard 35 ftFrequently Asked Questions
What is the hazard classification of Jolly Bob Downs?
Jolly Bob Downs 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 Jolly Bob Downs?
Jolly Bob Downs is owned by BOB DOWNS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Jolly Bob Downs built?
Jolly Bob Downs was completed in 1978, making it 48 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 Jolly Bob Downs?
Jolly Bob Downs serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Jolly Bob Downs?
Jolly Bob Downs has a dam height of 29 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 Jolly Bob Downs last inspected?
Jolly Bob Downs was last inspected on August 14, 2006. Inspection dates indicate when a formal review occurred, not the results of that inspection.