GVP volcano 263300 · no holder yet
Semeru
Semeru is a 3,657 m stratovolcano in Indonesia, erupting as recently as 2026.
Ongoing in the Smithsonian's record since February 2019, as of March 2026.
- Type
- Stratovolcano (composite landform)
- Summit
- 3,657 m above sea level
- Rock
- Andesite / Basaltic Andesite
- Setting
- Subduction zone, continental, over 25 km
- Last eruption
- 2026
- Largest known
- VEI 4, cataclysmic, 2019
- Eruptions
- 64 confirmed in the record
- Where
- 8.11°S 112.92°E · Indonesia
- Region
- Sunda Volcanic Arc, Sunda-Banda Volcanic Regions
- Record
- Global Volcanism Program, volcano 263300
Not a hazard warning. For safety information follow the World Organization of Volcano Observatories (its directory lists the observatory for each country).