Arnall Lake Dam
Arnall Lake Dam is an earth dam located in Fayette County, Georgia, built in 1954. It carries a Low hazard potential classification.
About Arnall Lake Dam
The primary purpose of Arnall Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mr. Thomas Matthews (private). It impounds the Unknown near Tyrone.
The dam stands 28 feet tall and stretches 400 feet across, creates a reservoir covering 13 acres, has a maximum storage capacity of 141 acre-feet, and collects water from a drainage area of 110 square miles. Completed in 1954, 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 05/20/2015. That was over 10 years ago.
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Location
| State | Georgia |
| County | Fayette |
| Nearest City | Tyrone |
| River/Stream | Unknown |
| Coordinates | 33.45028, -84.55222 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 400 ft |
| Year Completed | 1954 (72 years old) |
Storage & Hydraulics
| NID Storage | 141 acre-ft |
| Max Storage | 141 acre-ft |
| Normal Storage | 91 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 110 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Mr. Thomas Matthews |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 05/20/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA01402 |
| Federal ID | GA01402 |
| More Info | State Dam Safety Program |