Lake Ann Dam
Key Takeaway
Lake Ann Dam is classified as high hazard in Arkansas. It was completed in 1970 and is 56 years old. Its primary use is recreation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 64 ft (taller than 90.7% in AR) |
| Dam Length | 760 ft |
| Dam Type | Earth |
| Max Storage | 2.9K acre-ft |
| Normal Storage | 1.8K acre-ft |
| Surface Area | 90 acres |
| Drainage Area | 8 sq mi |
| Max Discharge | 7,150 cfs |
| Year Completed | 1970 (56 years old) |
| NID ID | AR00264 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
BELLA VISTA VILLAGE PROPERTY OWNERS ASSOCIATION
Private
Nearby Dams
Rayburn Dam
Benton, AR
Significant Hazard 88 ftNorwood Dam
Benton, AR
Significant Hazard 85 ftLake Windsor Dam
Benton, AR
Significant Hazard 85 ftLake Avalon Dam
Benton, AR
Significant Hazard 61 ftLake Brittany Dam
Benton, AR
Significant Hazard 85 ftBella Vista Lake Dam
Benton, AR
Significant Hazard 14 ftLoch Lomond Dam
Benton, AR
High Hazard 96 ftWetmore Lake Dam
Benton, AR
Low Hazard 21 ftFrequently Asked Questions
What is the hazard classification of Lake Ann Dam?
Lake Ann Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lake Ann Dam?
Lake Ann Dam is owned by BELLA VISTA VILLAGE PROPERTY OWNERS ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Ann Dam built?
Lake Ann Dam was completed in 1970, making it 56 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 Lake Ann Dam?
Lake Ann Dam 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 Lake Ann Dam?
Lake Ann Dam has a dam height of 64 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 Lake Ann Dam last inspected?
Lake Ann Dam was last inspected on December 28, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.