Sinback Lake Dam is an earth dam located in Henry County, Georgia, built in 1957. It carries a Low hazard potential classification.
Dam profile
NID height · 22 ft22 ft tall and 310 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Sinback Lake Dam
The primary purpose of Sinback Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Sinback, J. L. (private). It impounds the Unknown near Hampton.
The dam stands 22 feet tall and stretches 310 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 76 acre-feet, and collects water from a drainage area of 60 square miles. Completed in 1957, 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.
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Location
| State | Georgia |
| County | Henry |
| Nearest City | Hampton |
| River/Stream | Unknown |
| Coordinates | 33.38889, -84.26667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 310 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 76 acre-ft |
| Max Storage | 76 acre-ft |
| Normal Storage | 56 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 60 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Sinback, J. L. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA01872 |
| Federal ID | GA01872 |
| More Info | State Dam Safety Program |