Lake Wallace Dam
Key Takeaway
Lake Wallace Dam is classified as high hazard in South Carolina. It was completed in 1955 and is 71 years old. Its primary use is irrigation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 19 ft (taller than 41.8% in SC) |
| Max Storage | 1.2K acre-ft |
| Normal Storage | 832 acre-ft |
| Surface Area | 442 acres |
| Year Completed | 1955 (71 years old) |
| NID ID | SC00641 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
SC DEPARTMENT OF NATURAL RESOURCES
State Government
Nearby Dams
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Significant Hazard 9 ftElizabeth Pence Dam
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Significant Hazard 15 ftL E Pence Dam
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Low Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Lake Wallace Dam?
Lake Wallace Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lake Wallace Dam?
Lake Wallace Dam is owned by SC DEPARTMENT OF NATURAL RESOURCES (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Wallace Dam built?
Lake Wallace Dam was completed in 1955, making it 71 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 Lake Wallace Dam?
Lake Wallace Dam serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lake Wallace Dam?
Lake Wallace Dam has a dam height of 19 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 Lake Wallace Dam last inspected?
Lake Wallace Dam was last inspected on July 13, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.