Powell Lake Dam is an earth dam located in Thomas County, Georgia, built in 1971. It carries a Low hazard potential classification.
Dam profile
NID height · 27 ft27 ft tall and 380 ft long, taller than 59% 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 Powell Lake Dam
The primary purpose of Powell Lake Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Thomasville Shrine Club Holding Company (private). It impounds the Unknown near Thomasville.
The dam stands 27 feet tall and stretches 380 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 60 acre-feet, and collects water from a drainage area of 30 square miles. Completed in 1971, 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 07/10/2019.
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Location
| State | Georgia |
| County | Thomas |
| Nearest City | Thomasville |
| River/Stream | Unknown |
| Coordinates | 30.82217, -83.93944 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 380 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 42 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 30 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Thomasville Shrine Club Holding Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/10/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA01603 |
| Federal ID | GA01603 |
| More Info | State Dam Safety Program |