Shamrock Lake Dam
Key Takeaway
Shamrock Lake Dam is classified as low hazard in Georgia. It was completed in 1950 and is 76 years old. Its primary use is recreation.
Physical Details
| Dam Height | 35 ft (taller than 86.5% in GA) |
| Dam Length | 950 ft |
| Dam Type | Earth |
| Max Storage | 1.1K acre-ft |
| Normal Storage | 806 acre-ft |
| Surface Area | 62 acres |
| Drainage Area | 1,335 sq mi |
| Year Completed | 1950 (76 years old) |
| NID ID | GA01298 |
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
Clayton County Water Authority
Local Government
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Low Hazard 28 ftFrequently Asked Questions
What is the hazard classification of Shamrock Lake Dam?
Shamrock Lake Dam 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 Shamrock Lake Dam?
Shamrock Lake Dam is owned by Clayton County Water Authority (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Shamrock Lake Dam built?
Shamrock Lake Dam was completed in 1950, making it 76 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 Shamrock Lake Dam?
Shamrock Lake 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 Shamrock Lake Dam?
Shamrock Lake Dam has a dam height of 35 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 Shamrock Lake Dam last inspected?
Shamrock Lake Dam was last inspected on December 10, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.