| Lac d'Oô | |
|---|---|
| Location | Oô, Haute-Garonne, Pyrenees |
| Lake type | reservoir |
| Basin countries | France |
| Surface area | 42 ha |
| Max. depth | 12 m |
| Water volume | 13 hm3 |
| Surface elevation | 1507 m |
The Lac d'Oô is an artificial lake in the Pyrenees with an area of 42 hectares located at an altitude of 1507 m in the commune of Oô.