Flores, Indonesia
8.68 S, 120.025 E
summit elevation 903 m
Caldera
The volcano consists of a crater lake at an altitude of 643 m.
The caldera summit is Mt Umpu Rua (903 m). Two mildy active solfatara are located on SE shore of the lake.
Further reading
Neumann van Padang, M., 1951. Catalogue of the Active Volcanoes of the World, Including Solfatara Fields, Indonesia.
No recent eruptions at the volcano.