Nat Branch
Key Takeaway
Nat Branch is classified as low hazard in Tennessee. It was completed in 1990 and is 36 years old.
Physical Details
| Dam Length | 810 ft |
| Dam Type | Earth |
| Max Storage | 960 acre-ft |
| Normal Storage | 540 acre-ft |
| Surface Area | 62 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1990 (36 years old) |
| NID ID | TN01730 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
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 Nat Branch?
Nat Branch is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Nat Branch?
Nat Branch is owned by WTRBA (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Nat Branch built?
Nat Branch was completed in 1990, making it 36 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
When was Nat Branch last inspected?
Nat Branch was last inspected on September 20, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.