Arnold Lake Dam is an earth dam located in Coweta County, Georgia, built in 1930. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 345 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 Arnold Lake Dam
The primary purpose of Arnold Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Arnold, Isaac Orr (private). It impounds the Unknown near Newnan.
The dam stands 18 feet tall and stretches 345 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 136 acre-feet, and collects water from a drainage area of 415 square miles. Completed in 1930, 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 02/14/2017.
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Location
| State | Georgia |
| County | Coweta |
| Nearest City | Newnan |
| River/Stream | Unknown |
| Coordinates | 33.27222, -84.92222 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 345 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 136 acre-ft |
| Max Storage | 136 acre-ft |
| Normal Storage | 92 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 415 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Arnold, Isaac Orr |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 02/14/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA01200 |
| Federal ID | GA01200 |
| More Info | State Dam Safety Program |