Gibson County Lake
Key Takeaway
Gibson County Lake is classified as high hazard in Tennessee. It was completed in 1999 and is 27 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 Length | 4,150 ft |
| Dam Type | Earth |
| Max Storage | 12.7K acre-ft |
| Normal Storage | 7.3K acre-ft |
| Surface Area | 565 acres |
| Drainage Area | 5 sq mi |
| Year Completed | 1999 (27 years old) |
| NID ID | TN05342 |
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
TWRA
Local Government
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Low Hazard 22 ftFrequently Asked Questions
What is the hazard classification of Gibson County Lake?
Gibson County Lake 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 Gibson County Lake?
Gibson County Lake is owned by TWRA (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gibson County Lake built?
Gibson County Lake was completed in 1999, making it 27 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 Gibson County Lake?
Gibson County Lake serves the following purposes: Recreation, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Gibson County Lake last inspected?
Gibson County Lake was last inspected on October 7, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.