Eruption history
VEI – Volcanic Explosivity Index: 0 = lava outpouring, 4 = like Eyjafjallajökull 2010, 6 = like Pinatubo 1991, 7 = like Tambora 1815. The scale is logarithmic – each step is about 10 times more material.
| Start | End | VEI | Vent and dating |
|---|---|---|---|
| 11 November 2012 | 18 October 2016 | 0 | Snow · Observations: Reported |
| 22 November 1982 | — | 2 | Snow · Observations: Reported |
| 20 October 1960 | — | 2 | Snow · Observations: Reported |
| 16 May 1879 | 16 June 1879 | 2 | Snow · Observations: Reported |
| 16 July 1857 | — | 3 | Cherny · Observations: Reported |
| 24 June 1854 | — | 2 | Snow (or Cherny) · Observations: Reported |
| 11 June 1811 | — | 2 | Snow · Observations: Reported |
| 1790 ± 20 years | — | ? | Snow · Observations: Reported |
| 31 December 1712 | — | 4 | Cherny · Observations: Reported |
Data: Global Volcanism Program, Smithsonian Institution (#290150)