Johnny Crabb
Key Takeaway
Johnny Crabb is classified as low hazard in Oklahoma. It was completed in 1985 and is 41 years old. Its primary use is other.
Physical Details
| Dam Height | 26 ft (taller than 38.9% in OK) |
| Dam Type | Earth |
| Max Storage | 85 acre-ft |
| Normal Storage | 34 acre-ft |
| Drainage Area | 1 sq mi |
| Year Completed | 1985 (41 years old) |
| NID ID | OK30281 |
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
BENTLEY J GREB
Private
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Low Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Johnny Crabb?
Johnny Crabb 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 Johnny Crabb?
Johnny Crabb is owned by BENTLEY J GREB (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Johnny Crabb built?
Johnny Crabb was completed in 1985, making it 41 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 Johnny Crabb?
Johnny Crabb 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 Johnny Crabb?
Johnny Crabb has a dam height of 26 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 Johnny Crabb last inspected?
Johnny Crabb was last inspected on November 29, 2010. Inspection dates indicate when a formal review occurred, not the results of that inspection.