Lower Twin Mountain Lake Dam
Lower Twin Mountain Lake Dam is an earth dam located in Pickens County, Georgia, built in 1952. It carries a Low hazard potential classification.
About Lower Twin Mountain Lake Dam
The primary purpose of Lower Twin Mountain Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Twin Mountain Lakes Association (private). It impounds the Unknown near Twin Mtn Lake Community.
The dam stands 51 feet tall and stretches 488 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 755 acre-feet, and collects water from a drainage area of 560 square miles. Completed in 1952, the structure is well into its service life at over 50 years old.
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 06/13/2016.
At 51 feet, this dam is taller than 93% of dams nationwide.
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Location
| State | Georgia |
| County | Pickens |
| Nearest City | Twin Mtn Lake Community |
| River/Stream | Unknown |
| Coordinates | 34.50361, -84.47000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 51 ft |
| Dam Height | 51 ft |
| Dam Length | 488 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 755 acre-ft |
| Max Storage | 755 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 560 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Twin Mountain Lakes Association |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 06/13/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA00682 |
| Federal ID | GA00682 |
| More Info | State Dam Safety Program |