Grand Valley #1
Key Takeaway
Grand Valley #1 is classified as significant hazard in Tennessee. It was completed in 1965 and is 61 years old. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Length | 1,320 ft |
| Dam Type | Earth |
| Max Storage | 2.0K acre-ft |
| Normal Storage | 1.2K acre-ft |
| Surface Area | 102 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1965 (61 years old) |
| NID ID | TN06924 |
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
GRAND VALLEY LAKES P.O.A.
Private
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Low HazardFrequently Asked Questions
What is the hazard classification of Grand Valley #1?
Grand Valley #1 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 Grand Valley #1?
Grand Valley #1 is owned by GRAND VALLEY LAKES P.O.A. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Grand Valley #1 built?
Grand Valley #1 was completed in 1965, making it 61 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
When was Grand Valley #1 last inspected?
Grand Valley #1 was last inspected on June 24, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.