Little St Germain
Little St Germain is a gravity dam located in Vilas County, Wisconsin, built in 1908. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Little St Germain
The primary purpose of Little St Germain 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 Wisconsin Valley Improvement Company (public utility). It impounds the Little St Germain River near Rhinelander.
The dam stands 9 feet tall and stretches 104 feet across, has a maximum storage capacity of 11,364 acre-feet, and collects water from a drainage area of 19 square miles. Completed in 1908, 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 08/03/2022.
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Location
| State | Wisconsin |
| County | Vilas |
| Nearest City | Rhinelander |
| River/Stream | Little St Germain River |
| Coordinates | 45.89860, -89.45330 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 104 ft |
| Year Completed | 1908 (118 years old) |
Storage & Hydraulics
| NID Storage | 11,364 acre-ft |
| Max Storage | 11,364 acre-ft |
| Drainage Area | 19 sq mi |
| Max Discharge | 173 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Wisconsin Valley Improvement Company |
| Owner Type | Public Utility |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/03/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WI01017 |
| Federal ID | WI01017 |
| More Info | State Dam Safety Program |