Cason Lake Dam is an earth dam located in Twiggs County, Georgia, built in 1940. It carries a Low hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 448 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 Cason Lake Dam
The primary purpose of Cason Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Theodore Bryant (private). It impounds the Hasty Branch near Shellstone Creek Environs.
The dam stands 15 feet tall and stretches 448 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 140 acre-feet, and collects water from a drainage area of 1,570 square miles. Completed in 1940, the structure is well-established, with more than 75 years of service.
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 12/15/2020.
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Location
| State | Georgia |
| County | Twiggs |
| Nearest City | Shellstone Creek Environs |
| River/Stream | Hasty Branch |
| Coordinates | 32.57556, -83.36028 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 448 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 140 acre-ft |
| Max Storage | 140 acre-ft |
| Normal Storage | 64 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 1,570 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Theodore Bryant |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/15/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA02800 |
| Federal ID | GA02800 |
| More Info | State Dam Safety Program |