Indonesia · Stratovolcano
Mount Sinabung
Sinabung
- Type
- Stratovolcano
- Elevation
- 2460m
- Last eruption
- 2021

- Type
- Stratovolcano
- Country
- Indonesia
- Region
- Sunda & Banda / Sunda Volcanic Arc
- Elevation
- 2460m
- Coordinates
- 3.170, 98.392
- Last eruption
- 2021
- Tectonic setting
- Subduction zone / Continental crust (> 25 km)
- Landform
- Composite
- Major rock type
- Andesite / Basaltic andesite
Geological summary
Gunung Sinabung is a Pleistocene-to-Holocene stratovolcano with many lava flows on its flanks. The migration of summit vents along a N-S line gives the summit crater complex an elongated form.
Excerpt from the Global Volcanism Program, Smithsonian Institution · Read the full summary on GVP →
From Wikipedia
Mount Sinabung is an active stratovolcano consisting of andesite and dacite in the Karo plateau of Karo Regency, North Sumatra, Indonesia, 40 kilometres (25 mi) from Lake Toba. Many old lava flows are on its flanks and the last known eruption, before recent times, occurred 1200 years before present, between 740 - 880 CE. Solfataric activities were last observed at the summit in 1912; recent documented events include an eruption in the early hours of 29 August 2010 and eruptions in September and November 2013, January, February and October 2014. The volcano has recently claimed the life of at least 23 people in a number of events since 2014. Between 2013 and 2014, the alert for a major event was increased with no significant activity. On 2 June 2015, the alert was again increased, and on 26 June 2015, at least 10,000 people were evacuated, fearing a major eruption. The long eruption of Mount Sinabung is similar to that of Mount Unzen in Japan, which erupted for five years after lying dormant for 400 years. A major eruption began on 10 August 2020.
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Eruption history
6 recordedGlossaryRecord summary
- Confirmed eruptions
- 5
- Uncertain eruptions
- 1
- Span of confirmed record
- 810 (±70 yrs) – 2021
- Largest confirmed eruption
- VEI 4 (2019, the most recent of 2)
- Confirmed eruptions since 1900
- 4
Detailed timeline
- 2020VEI 3Observed2020-08-08 – 2021-09-23
- 2019VEI 4Observed2019-05-07 – 2019-06-09Summit crater
- 2013VEI 4Observed2013-09-15 – 2018-06-22Summit crater and SE flank
- 2010VEI 3Observed2010-08-27 – 2010-09-17Summit crater
- 1881VEI ?Method not stated1881-07-02 – end unknown
- 810 (±70 yrs)VEI ?Geological estimate810 – end unknownSE flank
Nearby volcanoes
External links
⚠ For reference only. Not for emergency response.