George Lake
George Lake is a gravity dam located in Martin County, Minnesota, built in 1939. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About George Lake
The primary purpose of George Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City Of Fairmont (local government). It impounds the Cedar River near Granada.
The dam stands 14 feet tall and stretches 72 feet across, creates a reservoir covering 76 acres, has a maximum storage capacity of 5,993 acre-feet, and collects water from a drainage area of 45 square miles. Completed in 1939, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 06/28/2022.
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Location
| State | Minnesota |
| County | Martin |
| Nearest City | Granada |
| River/Stream | Cedar River |
| Coordinates | 43.66475, -94.47479 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 14 ft |
| Dam Height | 10 ft |
| Dam Length | 72 ft |
| Year Completed | 1939 (87 years old) |
Storage & Hydraulics
| NID Storage | 5,993 acre-ft |
| Max Storage | 5,993 acre-ft |
| Normal Storage | 3,878 acre-ft |
| Surface Area | 76 acres |
| Drainage Area | 45 sq mi |
| Max Discharge | 1,450 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | City of Fairmont |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/28/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00102 |
| Federal ID | MN00102 |
| More Info | State Dam Safety Program |