Minerva
Minerva is a gravity dam located in Burnett County, Wisconsin, built in 1937. It carries a Low hazard potential classification and has a fair condition assessment.
About Minerva
The primary purpose of Minerva is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Burnett County (local government). It impounds the Loon Creek near Danbury.
The dam stands 14 feet tall and stretches 70 feet across, creates a reservoir covering 245 acres, has a maximum storage capacity of 3,000 acre-feet, and collects water from a drainage area of 43 square miles. Completed in 1937, 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. An emergency action plan is in place for this dam. The most recent inspection on record was 12/11/2018.
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Location
| State | Wisconsin |
| County | Burnett |
| Nearest City | Danbury |
| River/Stream | Loon Creek |
| Coordinates | 46.00035, -92.33112 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 70 ft |
| Year Completed | 1937 (89 years old) |
Storage & Hydraulics
| NID Storage | 3,000 acre-ft |
| Max Storage | 3,000 acre-ft |
| Normal Storage | 2,000 acre-ft |
| Surface Area | 245 acres |
| Drainage Area | 43 sq mi |
| Max Discharge | 2,950 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Burnett County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 12/11/2018 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WI00242 |
| Federal ID | WI00242 |
| More Info | State Dam Safety Program |