Upper Oconomowoc Reservoir
| Reservoir Name | Upper Oconomowoc |
| Dam Name | Okauchee Lake |
| River | Oconomowoc |
| Administration City | Wisconsin |
| Country | United States |
| Year | 1961 |
| Dam Height | 5 |
| Dam Length | 137 |
| Area(Sqkm) | 4.2 |
| Area(Polygonal) | 4.2 |
| Capital Expenditure | 18.5 |
| Depth(M) | 4.4 |
| Avg Displacement Of Water | 118 |
| Catchment Area In Sqkm | 25 |
| Main Usage | Recreation |
| Status | 2: Good |
| Longitude | -88.43875 |
| Latitude | 43.11625 |
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