Diamond Sevens
Key Takeaway
Diamond Sevens is classified as low hazard in Oklahoma. It was completed in 2004 and is 22 years old. Its primary use is recreation.
Physical Details
| Dam Height | 97 ft (taller than 99.4% in OK) |
| Dam Length | 2,400 ft |
| Dam Type | Earth |
| Max Storage | 6.8K acre-ft |
| Normal Storage | 5.4K acre-ft |
| Surface Area | 180 acres |
| Drainage Area | 1,421 sq mi |
| Max Discharge | 1,369 cfs |
| Year Completed | 2004 (22 years old) |
| NID ID | OK30165 |
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
DIAMOND SEVENS LLC
Private
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Low Hazard 30 ftFrequently Asked Questions
What is the hazard classification of Diamond Sevens?
Diamond Sevens 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 Diamond Sevens?
Diamond Sevens is owned by DIAMOND SEVENS LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Diamond Sevens built?
Diamond Sevens was completed in 2004, making it 22 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 Diamond Sevens?
Diamond Sevens serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Diamond Sevens?
Diamond Sevens has a dam height of 97 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 Diamond Sevens last inspected?
Diamond Sevens was last inspected on May 20, 2011. Inspection dates indicate when a formal review occurred, not the results of that inspection.