Johnson Lake Dam
Johnson Lake Dam is an earth dam located in Gwinnett 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 Johnson,h.w. (private).
The dam stands 26 feet tall and stretches 310 feet across, creates a reservoir covering 2 acres, and has a maximum storage capacity of 29 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 07/13/2016.
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Location
| State | Georgia |
| County | Gwinnett |
| Coordinates | 33.97886, -84.07633 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 310 ft |
Storage & Hydraulics
| NID Storage | 29 acre-ft |
| Max Storage | 29 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 2 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Johnson,H.W. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/13/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA05739 |
| Federal ID | GA05739 |
| More Info | State Dam Safety Program |