Lake Ruby Dam
Key Takeaway
Lake Ruby Dam is classified as high hazard in Mississippi. It was completed in 2008 and is 18 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 | 28 ft (taller than 86.6% in MS) |
| Dam Length | 1,460 ft |
| Dam Type | Earth |
| Max Storage | 1.3K acre-ft |
| Normal Storage | 749 acre-ft |
| Surface Area | 83 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,319 cfs |
| Year Completed | 2008 (18 years old) |
| NID ID | MS03726 |
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
JAMES M. FLANAGAN
Private
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Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Lake Ruby Dam?
Lake Ruby 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 Ruby Dam?
Lake Ruby Dam is owned by JAMES M. FLANAGAN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Ruby Dam built?
Lake Ruby Dam was completed in 2008, making it 18 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 Ruby Dam?
Lake Ruby 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 Ruby Dam?
Lake Ruby Dam has a dam height of 28 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 Ruby Dam last inspected?
Lake Ruby Dam was last inspected on September 25, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.