Diamondhead
Key Takeaway
Diamondhead is classified as significant hazard in Arkansas. It was completed in 1974 and is 52 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 16 ft (taller than 8.8% in AR) |
| Dam Length | 470 ft |
| Dam Type | Earth |
| Max Storage | 86 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 311 cfs |
| Year Completed | 1974 (52 years old) |
| NID ID | AR01168 |
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
DIAMONDHEAD PROPERTY OWNERS ASSOCIATION
Private
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High Hazard 108 ftFrequently Asked Questions
What is the hazard classification of Diamondhead?
Diamondhead 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 Diamondhead?
Diamondhead is owned by DIAMONDHEAD PROPERTY OWNERS ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Diamondhead built?
Diamondhead was completed in 1974, making it 52 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 Diamondhead?
Diamondhead 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 Diamondhead?
Diamondhead has a dam height of 16 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 Diamondhead last inspected?
Diamondhead was last inspected on May 10, 1989. Inspection dates indicate when a formal review occurred, not the results of that inspection.