Rapidan
Significant HazardUnsatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Minnesota |
| County | Blue Earth |
| Nearest City | Mankato |
| River/Stream | Blue Earth |
| Coordinates | 44.09300, -94.10800 |
Physical Characteristics
| Dam Type | Buttress |
| NID Height | 73 ft |
| Dam Height | 73 ft |
| Dam Length | 414 ft |
| Year Completed | 1910 (116 years old) |
Storage & Hydraulics
| NID Storage | 8,320 acre-ft |
| Max Storage | 8,320 acre-ft |
| Normal Storage | 8,320 acre-ft |
| Surface Area | 415 acres |
| Drainage Area | 2,430 sq mi |
| Max Discharge | 51,700 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner Type | Not Listed |
| Hazard Classification | Significant |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 05/23/2024 |
| Emergency Action Plan | Yes |