Neshonoc
Neshonoc is a concrete dam located in La Crosse County, Wisconsin, built in 1914. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Neshonoc
The primary purpose of Neshonoc is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by North American Hydro Inc (private). It impounds the La Crosse River near La Crosse.
The dam stands 18 feet tall and stretches 218 feet across, creates a reservoir covering 687 acres, has a maximum storage capacity of 3,100 acre-feet, and collects water from a drainage area of 390 square miles. Completed in 1914, the structure is over a century 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 08/29/2018.
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Location
| State | Wisconsin |
| County | La Crosse |
| Nearest City | La Crosse |
| River/Stream | La Crosse River |
| Coordinates | 43.91384, -91.07506 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 218 ft |
| Year Completed | 1914 (112 years old) |
Storage & Hydraulics
| NID Storage | 3,100 acre-ft |
| Max Storage | 3,100 acre-ft |
| Normal Storage | 3,100 acre-ft |
| Surface Area | 687 acres |
| Drainage Area | 390 sq mi |
| Max Discharge | 13,100 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | North American Hydro Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/29/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WI00148 |
| Federal ID | WI00148 |
| More Info | State Dam Safety Program |