Yonah
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | South Carolina |
| County | Oconee |
| Nearest City | Madison |
| River/Stream | Tugalo River |
| Coordinates | 34.68206, -83.34178 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 92 ft |
| Dam Height | 90 ft |
| Dam Length | 980 ft |
| Year Completed | 1925 (101 years old) |
Storage & Hydraulics
| NID Storage | 10,200 acre-ft |
| Max Storage | 10,200 acre-ft |
| Normal Storage | 10,200 acre-ft |
| Surface Area | 325 acres |
| Drainage Area | 470 sq mi |
| Max Discharge | 106,000 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Georgia Power Company |
| Owner Type | Public Utility |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/08/2022 |
| Emergency Action Plan | Yes |