Sallacoa Creek Watershed Structure No. 89 is an earth dam located in Gordon County, Georgia, built in 1968. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 477 ft long, taller than 80% of U.S. dams with a recorded height. 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 Sallacoa Creek Watershed Structure No. 89
The primary purpose of Sallacoa Creek Watershed Structure No. 89 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Coosa River Swcd Gordon County Board of Commissioners (state). It impounds the Fuller Branch near Fairmont.
The dam stands 35 feet tall and stretches 477 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 305 acre-feet, and collects water from a drainage area of 730 square miles. Completed in 1968, 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 02/08/2018.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Georgia |
| County | Gordon |
| Nearest City | Fairmont |
| River/Stream | Fuller Branch |
| Coordinates | 34.41542, -84.66028 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 477 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 305 acre-ft |
| Max Storage | 305 acre-ft |
| Normal Storage | 26 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 730 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Coosa River Swcd Gordon County Board of Commissioners |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 02/08/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA00803 |
| Federal ID | GA00803 |
| More Info | State Dam Safety Program |