Cotton Grove
Key Takeaway
Cotton Grove is classified as significant hazard in Tennessee. It was completed in 1985 and is 41 years old. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Length | 490 ft |
| Dam Type | Earth |
| Max Storage | 198 acre-ft |
| Normal Storage | 10 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1985 (41 years old) |
| NID ID | TN11332 |
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
WTRBA
State Government
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Significant HazardFrequently Asked Questions
What is the hazard classification of Cotton Grove?
Cotton Grove 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 Cotton Grove?
Cotton Grove is owned by WTRBA (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Cotton Grove built?
Cotton Grove was completed in 1985, making it 41 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
When was Cotton Grove last inspected?
Cotton Grove was last inspected on November 4, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.