Griggs Lake Dam North
Griggs Lake Dam North is an earth dam located in Dooly County, Georgia, built in 1972. It carries a Low hazard potential classification.
About Griggs Lake Dam North
The primary purpose of Griggs Lake Dam North is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Griggs, C W And George (private). It impounds the Unknown near Unadilla.
The dam stands 20 feet tall and stretches 600 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 103 acre-feet, and collects water from a drainage area of 197 square miles. Completed in 1972, 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 03/14/2017.
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Location
| State | Georgia |
| County | Dooly |
| Nearest City | Unadilla |
| River/Stream | Unknown |
| Coordinates | 32.26722, -83.65917 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 600 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 103 acre-ft |
| Max Storage | 103 acre-ft |
| Normal Storage | 41 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 197 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Griggs, C W and George |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 03/14/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | GA02644 |
| Federal ID | GA02644 |
| More Info | State Dam Safety Program |