Ga Kaolin Impound Dam #11
Ga Kaolin Impound Dam #11 is an earth dam located in Twiggs County, Georgia. It carries a Low hazard potential classification.
About Ga Kaolin Impound Dam #11
The primary purpose of Ga Kaolin Impound Dam #11 is tailings. Tailings dams contain waste material from mining operations — typically a slurry of finely ground rock left over after valuable minerals have been extracted. These structures require ongoing monitoring because tailings can contain heavy metals and other contaminants. The dam is owned by Imerys Kaolin Inc. C/o George Benio (private). It impounds the None near Dry Branch.
The dam stands 41 feet tall and stretches 705 feet across, creates a reservoir covering 35 acres, has a maximum storage capacity of 435 acre-feet, and collects water from a drainage area of 37 square miles.
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 12/16/2020.
At 41 feet, this dam is taller than 88% of dams nationwide.
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Location
| State | Georgia |
| County | Twiggs |
| Nearest City | Dry Branch |
| River/Stream | None |
| Coordinates | 32.79028, -83.43056 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 41 ft |
| Dam Height | 41 ft |
| Dam Length | 705 ft |
Storage & Hydraulics
| NID Storage | 435 acre-ft |
| Max Storage | 435 acre-ft |
| Normal Storage | 200 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 37 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Tailings |
| Owner | Imerys Kaolin Inc. C/O George Benio |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 12/16/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA05056 |
| Federal ID | GA05056 |
| More Info | State Dam Safety Program |