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 |
|---|---|---|---|
| 550 BCE | — | 2 | Western flank · Correlation: Tephrochronology |
| c. 1,550 BCE | — | ? | SE flank · Correlation: Tephrochronology |
| 6,300 BCE ± 300 years | — | ? | Correlation: Tephrochronology |
| 6,550 BCE ± 500 years | — | 3 | West of Bakening · Correlation: Tephrochronology |
| 7,550 BCE ± 500 years | — | 2 | NE flank (Novo-Bakening) · Correlation: Tephrochronology |
Data: Global Volcanism Program, Smithsonian Institution (#300123)