Johnson Lake Dam
Johnson Lake Dam is an earth dam located in Dade County, Georgia. It carries a Low hazard potential classification.
About Johnson Lake Dam
The primary purpose of Johnson Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Southeastern Cave Conservancy Inc. (private). It impounds the Unknown near Rising Fawn.
The dam stands 55 feet tall and stretches 441 feet across, creates a reservoir covering 9 acres, and has a maximum storage capacity of 131 acre-feet.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 12/22/2016.
At 55 feet, this dam is taller than 94% of dams nationwide.
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Location
| State | Georgia |
| County | Dade |
| Nearest City | Rising Fawn |
| River/Stream | Unknown |
| Coordinates | 34.77194, -85.48897 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 55 ft |
| Dam Height | 35 ft |
| Dam Length | 441 ft |
Storage & Hydraulics
| NID Storage | 131 acre-ft |
| Max Storage | 131 acre-ft |
| Normal Storage | 92 acre-ft |
| Surface Area | 9 acres |
| Max Discharge | 131 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Southeastern Cave Conservancy Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 12/22/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA00770 |
| Federal ID | GA00770 |
| More Info | State Dam Safety Program |