Lake Tonowanda Dam is an earth dam located in Jones County, Georgia, built in 1950. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 300 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 Lake Tonowanda Dam
The primary purpose of Lake Tonowanda Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Boone, Toof A. (private). It impounds the Unknown near Camp Joycliff Environs.
The dam stands 18 feet tall and stretches 300 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 72 acre-feet, and collects water from a drainage area of 305 square miles. Completed in 1950, 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.
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Location
| State | Georgia |
| County | Jones |
| Nearest City | Camp Joycliff Environs |
| River/Stream | Unknown |
| Coordinates | 32.89583, -83.58667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 300 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 72 acre-ft |
| Max Storage | 72 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 305 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Boone, Toof A. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA02787 |
| Federal ID | GA02787 |
| More Info | State Dam Safety Program |