Terra Alta Lake
Key Takeaway
Terra Alta Lake is classified as low hazard in Tennessee. It was completed in 1969 and is 57 years old.
Physical Details
| Dam Length | 700 ft |
| Dam Type | Earth |
| Max Storage | 478 acre-ft |
| Normal Storage | 252 acre-ft |
| Surface Area | 43 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1969 (57 years old) |
| NID ID | TN04737 |
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
TERRA ALTA P.O.A.
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Terra Alta Lake?
Terra Alta Lake 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 Terra Alta Lake?
Terra Alta Lake is owned by TERRA ALTA P.O.A. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Terra Alta Lake built?
Terra Alta Lake was completed in 1969, making it 57 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
When was Terra Alta Lake last inspected?
Terra Alta Lake was last inspected on June 1, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.