Mille Lacs
Mille Lacs is an other dam located in Mille Lacs County, Minnesota, built in 2015. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Mille Lacs
The primary purpose of Mille Lacs 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 Rum River near Onamia.
The dam stands 8 feet tall, creates a reservoir covering 128,227 acres, has a maximum storage capacity of 665,000 acre-feet, and collects water from a drainage area of 415 square miles. Completed in 2015, the structure is relatively new.
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 06/28/2018.
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Location
| State | Minnesota |
| County | Mille Lacs |
| Nearest City | Onamia |
| River/Stream | Rum River |
| Coordinates | 46.16046, -93.75616 |
Physical Characteristics
| Dam Type | Other |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Year Completed | 2015 (11 years old) |
Storage & Hydraulics
| NID Storage | 665,000 acre-ft |
| Max Storage | 665,000 acre-ft |
| Normal Storage | 133,000 acre-ft |
| Surface Area | 128,227 acres |
| Drainage Area | 415 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | MNDNR |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/28/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01645 |
| Federal ID | MN01645 |
| More Info | State Dam Safety Program |