Indonesia · Caldera

Wai Sano

Sano, Wai

Type: Caldera
Elevation: 1319m
Last eruption: Unknown

Wai Sano, the westernmost Holocene volcano on Flores Island, contains a 3.5 x 2.5 km caldera with a lake. The SE caldera wall truncated the slopes of Poco Sesak (also called Gunung Cerak), and the low point on the caldera rim is on the E side. Two solfataras are located at the SE shore of the lake. · Photo: Photo published in Kemmerling 1929, "Vulkanen van Flores" (courtesy of Volcanological Survey of Indonesia).

Type: Caldera
Country: Indonesia
Region: Sunda & Banda / Sunda Volcanic Arc
Elevation: 1319m
Coordinates: -8.735, 120.007
Last eruption: Unknown
Tectonic setting: Subduction zone / Continental crust (> 25 km)
Landform: Composite
Major rock type: Dacite

Geological summary

The Wai Sano composite volcano at the western end of Flores Island includes a 2.5 x 3.5 km elliptical caldera in the NW part of a larger 9-10 km edifice.

Excerpt from the Global Volcanism Program, Smithsonian Institution · Read the full summary on GVP →

From Wikipedia

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 southeastern shore of the lake. No historical eruptions are known.

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Eruption history

Glossary

Detailed timeline

No eruption records available.

Nearby volcanoes

External links

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