Lake Wingra
Lake Wingra is a gravity dam located in Dane County, Wisconsin, built in 1930. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Lake Wingra
The primary purpose of Lake Wingra is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City Of Madison (local government). It impounds the Murphy's Creek near Madison.
The dam stands 8 feet tall and stretches 25 feet across, creates a reservoir covering 345 acres, has a maximum storage capacity of 2,600 acre-feet, and collects water from a drainage area of 6 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. An emergency action plan is in place for this dam. The most recent inspection on record was 09/18/2019.
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Location
| State | Wisconsin |
| County | Dane |
| Nearest City | Madison |
| River/Stream | Murphy's Creek |
| Coordinates | 43.05773, -89.40619 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 25 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 2,600 acre-ft |
| Max Storage | 2,600 acre-ft |
| Normal Storage | 1,600 acre-ft |
| Surface Area | 345 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 100 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | City of Madison |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/18/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WI01067 |
| Federal ID | WI01067 |
| More Info | State Dam Safety Program |