Johnson Lake Dam
Key Takeaway
Johnson Lake Dam is classified as low hazard in Georgia. Its primary use is recreation.
Physical Details
| Dam Height | 13 ft (taller than 12.9% in GA) |
| Dam Length | 315 ft |
| Dam Type | Earth |
| Max Storage | 87 acre-ft |
| Normal Storage | 55 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 364 sq mi |
| NID ID | GA02384 |
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
Johnson Group Properties LLC
Private
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What is the hazard classification of Johnson Lake Dam?
Johnson 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 Johnson Lake Dam?
Johnson Lake Dam is owned by Johnson Group Properties LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Johnson Lake Dam?
Johnson 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 Johnson Lake Dam?
Johnson Lake Dam has a dam height of 13 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 Johnson Lake Dam last inspected?
Johnson Lake Dam was last inspected on September 1, 1984. Inspection dates indicate when a formal review occurred, not the results of that inspection.