Ranau Volcano | John Seach


Sumatra, Indonesia

4.83 S, 103.92 E
summit elevation 1881 m

Lake Ranau - John Seach


Ranau volcano is a 13 km x 8 km caldera partially filled by Lake Ranau. (Danau Ranau).

Lake Ranau is located in Banding Agung district, 125 Km from Baturaja.

The lake is 300 m deep and is a popular destination with locals in Southern Sumatra.

The volcano lies along the Great Sumatran Fault.

Gunung Semuning, is located on the SE side of the caldera at a height of more than 1600 m above the lake.


Further reading
Bellier, O., Bellon, H., Sébrier, M. and Maury, R.C., 1999. K–Ar age of the Ranau Tuffs: implications for the Ranau caldera emplacement and slip-partitioning in Sumatra (Indonesia). Tectonophysics312(2-4), pp.347-359.

Ranau Volcano Eruptions

1903?, ?1887-88