Mcginnis Lake
Mcginnis Lake is a gravity dam located in Adams County, Wisconsin, built in 1966. It carries a Low hazard potential classification and has a fair condition assessment.
About Mcginnis Lake
The primary purpose of Mcginnis Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Adams County (local government). It impounds the Neenah Creek near Brooks.
The dam stands 15 feet tall and stretches 450 feet across, creates a reservoir covering 33 acres, has a maximum storage capacity of 370 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1966, the structure is well into its service life at over 50 years old.
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 08/23/2016.
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Location
| State | Wisconsin |
| County | Adams |
| Nearest City | Brooks |
| River/Stream | Neenah Creek |
| Coordinates | 43.84052, -89.64540 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 450 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 370 acre-ft |
| Max Storage | 370 acre-ft |
| Normal Storage | 240 acre-ft |
| Surface Area | 33 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 14 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Adams County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 08/23/2016 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WI00238 |
| Federal ID | WI00238 |
| More Info | State Dam Safety Program |