Upper Legion Lake
Key Takeaway
Upper Legion Lake is classified as low hazard in South Carolina. It was completed in 1940 and is 86 years old. Its primary use is recreation.
Physical Details
| Dam Height | 12 ft (taller than 11% in SC) |
| Dam Length | 730 ft |
| Dam Type | Earth |
| Max Storage | 187 acre-ft |
| Normal Storage | 88 acre-ft |
| Surface Area | 14 acres |
| Year Completed | 1940 (86 years old) |
| NID ID | SC00229 |
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
Fort Jackson
Federal Government
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High Hazard 17 ftFrequently Asked Questions
What is the hazard classification of Upper Legion Lake?
Upper Legion 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 Upper Legion Lake?
Upper Legion Lake is owned by Fort Jackson (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Upper Legion Lake built?
Upper Legion Lake was completed in 1940, making it 86 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 Upper Legion Lake?
Upper Legion Lake serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Upper Legion Lake?
Upper Legion Lake has a dam height of 12 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Upper Legion Lake last inspected?
Upper Legion Lake was last inspected on March 24, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.