Loch Highland Lake (Lower) Dam
Key Takeaway
Loch Highland Lake (Lower) Dam is classified as high hazard in Georgia. It was completed in 1973 and is 53 years old. Its primary use is recreation. 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 | 28 ft (taller than 69.6% in GA) |
| Dam Length | 390 ft |
| Dam Type | Earth |
| Max Storage | 560 acre-ft |
| Normal Storage | 288 acre-ft |
| Surface Area | 29 acres |
| Drainage Area | 2,333 sq mi |
| Year Completed | 1973 (53 years old) |
| Year Modified | 1994 |
| NID ID | GA03866 |
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
Cobb County Board of Commissioners;Loch Highland Homeowners Association
Local Government
Nearby Dams
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Low Hazard 37 ftCochran-Maddox Lake Dam
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Low Hazard 18 ftKelly Lake Dam
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Low Hazard 28 ftLamberti Lake Dam
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Low Hazard 39 ftCochran Lake Dam
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High Hazard 31 ftFrequently Asked Questions
What is the hazard classification of Loch Highland Lake (Lower) Dam?
Loch Highland Lake (Lower) 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 Loch Highland Lake (Lower) Dam?
Loch Highland Lake (Lower) Dam is owned by Cobb County Board of Commissioners;Loch Highland Homeowners Association (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Loch Highland Lake (Lower) Dam built?
Loch Highland Lake (Lower) Dam was completed in 1973, making it 53 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 Loch Highland Lake (Lower) Dam?
Loch Highland Lake (Lower) Dam 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 Loch Highland Lake (Lower) Dam?
Loch Highland Lake (Lower) Dam has a dam height of 28 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 Loch Highland Lake (Lower) Dam last inspected?
Loch Highland Lake (Lower) Dam was last inspected on February 9, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.