Sumner Lake Dam
Sumner Lake Dam is an earth dam located in Cook County, Georgia, built in 1940. It carries a Low hazard potential classification.
About Sumner Lake Dam
The primary purpose of Sumner Lake Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Sumner, Ronnie J (private). It impounds the Big Branch near Sparks Community.
The dam stands 8 feet tall and stretches 920 feet across, creates a reservoir covering 15 acres, has a maximum storage capacity of 82 acre-feet, and collects water from a drainage area of 3,460 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.
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Location
| State | Georgia |
| County | Cook |
| Nearest City | Sparks Community |
| River/Stream | Big Branch |
| Coordinates | 31.23056, -83.48778 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 920 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 82 acre-ft |
| Max Storage | 82 acre-ft |
| Normal Storage | 31 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 3,460 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Sumner, Ronnie J |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA03427 |
| Federal ID | GA03427 |
| More Info | State Dam Safety Program |