| Wai Sano | |
|---|---|
| Elevation | 903 m (2,963 ft) |
| Listing | List of volcanoes in Indonesia |
| Location | |
| Location | Flores Island, Indonesia |
| Geology | |
| Type | Volcanic caldera |
| Age of rock | Holocene |
| Last eruption | Unknown |
Wai Sano is a volcano located in the western part of the island of Flores, Indonesia. Wai Sano consists of an elliptical caldera about one mile (2.5 km) wide, containing a lake 260 meters below the 903 meter caldera rim, itself part of Mount Umpu Rua. Two fumaroles are located on the southesastern shore of the lake. No historical eruptions are known.