Rainbow Lake Dam
Rainbow Lake Dam is an earth dam located in Dawson County, Georgia, built in 1965. It carries a Low hazard potential classification.
About Rainbow Lake Dam
The primary purpose of Rainbow Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Victor, Walter (private). It impounds the Unknown near Dawsonville.
The dam stands 32 feet tall and stretches 300 feet across, creates a reservoir covering 15 acres, has a maximum storage capacity of 250 acre-feet, and collects water from a drainage area of 179 square miles. Completed in 1965, 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 03/01/2016. That was over 10 years ago.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Georgia |
| County | Dawson |
| Nearest City | Dawsonville |
| River/Stream | Unknown |
| Coordinates | 34.44056, -84.19750 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 300 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 250 acre-ft |
| Max Storage | 250 acre-ft |
| Normal Storage | 172 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 179 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Victor, Walter |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 03/01/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA00137 |
| Federal ID | GA00137 |
| More Info | State Dam Safety Program |