State Line Lake
State Line Lake is a gravity dam located in Freeborn County, Minnesota, built in 1930. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About State Line Lake
The primary purpose of State Line Lake is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by County Of Freeborn (local government). It impounds the Winnebago River-tr near Emmons.
The dam stands 8 feet tall and stretches 60 feet across, creates a reservoir covering 425 acres, has a maximum storage capacity of 143 acre-feet, and collects water from a drainage area of 10 square miles. Completed in 1930, the structure is well-established, with more than 75 years of service.
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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 05/09/2024.
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Location
| State | Minnesota |
| County | Freeborn |
| Nearest City | Emmons |
| River/Stream | Winnebago River-tr |
| Coordinates | 43.50313, -93.47932 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 60 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 143 acre-ft |
| Max Storage | 143 acre-ft |
| Normal Storage | 143 acre-ft |
| Surface Area | 425 acres |
| Drainage Area | 10 sq mi |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | County of Freeborn |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/09/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01302 |
| Federal ID | MN01302 |
| More Info | State Dam Safety Program |