Lake Emily
Lake Emily is a concrete dam located in Le Sueur County, Minnesota, built in 1939. It carries a Low hazard potential classification and has a fair condition assessment.
About Lake Emily
The primary purpose of Lake Emily is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mndnr (state). It impounds the Shanaska Creek-tr near Kasota.
The dam stands 9 feet tall, creates a reservoir covering 315 acres, has a maximum storage capacity of 3,000 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1939, 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 05/17/2023.
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Location
| State | Minnesota |
| County | Le Sueur |
| Nearest City | Kasota |
| River/Stream | Shanaska Creek-tr |
| Coordinates | 44.30419, -93.91394 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Year Completed | 1939 (87 years old) |
Storage & Hydraulics
| NID Storage | 3,000 acre-ft |
| Max Storage | 3,000 acre-ft |
| Normal Storage | 1,000 acre-ft |
| Surface Area | 315 acres |
| Drainage Area | 1 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | MNDNR |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 05/17/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01161 |
| Federal ID | MN01161 |
| More Info | State Dam Safety Program |