Mangham Lake Dam is an earth dam located in Lamar County, Georgia, built in 1977. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 645 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 Mangham Lake Dam
The primary purpose of Mangham Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Deer Trail Country Club (private). It impounds the Little Tobesofkee Creek near Redbone Environs.
The dam stands 20 feet tall and stretches 645 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 128 acre-feet, and collects water from a drainage area of 480 square miles. Completed in 1977, the structure is 49 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 09/05/2014. That was over 12 years ago.
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Location
| State | Georgia |
| County | Lamar |
| Nearest City | Redbone Environs |
| River/Stream | Little Tobesofkee Creek |
| Coordinates | 32.98639, -84.10972 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 645 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 128 acre-ft |
| Max Storage | 128 acre-ft |
| Normal Storage | 58 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 480 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Deer Trail Country Club |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/05/2014 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA02572 |
| Federal ID | GA02572 |
| More Info | State Dam Safety Program |