Otter Rapids is a captivating hydroelectric dam located in Vilas, Wisconsin, along the Wisconsin River.
Wind
Humidity
Built in 1907, this gravity dam stands at a height of 20 feet and spans a length of 474 feet. With a storage capacity of 42,280 acre-feet, it serves multiple purposes including hydroelectric power generation and recreation. The dam's controlled spillway and slide gates ensure efficient water management and safety during high discharge events.
Managed by the Federal Energy Regulatory Commission, Otter Rapids has a high hazard potential due to its location and structural characteristics. Despite its age, the dam remains in good condition with regular inspections conducted to ensure its continued safety and functionality. The surrounding area offers ample opportunities for outdoor activities, making it a popular destination for water resource and climate enthusiasts seeking to explore the intersection of sustainable energy production and natural beauty in Wisconsin.
Year Completed |
1907 |
Dam Length |
474 |
Dam Height |
20 |
River Or Stream |
Wisconsin River |
Primary Dam Type |
Gravity |
Surface Area |
3916 |
Hydraulic Height |
20 |
Drainage Area |
535 |
Nid Storage |
42280 |
Structural Height |
20 |
Outlet Gates |
Slide (sluice gate) - 2, Tainter (radial) - 2 |
Hazard Potential |
High |
Foundations |
Soil |
Nid Height |
20 |
| Location | Reservations | Toilets |
|---|---|---|
East Star Lake Campground
|
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West Star Lake Campground
|
||
Laurel Lake
|
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Laurel Lake Recreation Area
|