Historia erupcji
VEI – wskaźnik eksplozywności wulkanicznej: 0 = wylew lawy, 4 = jak Eyjafjallajökull 2010, 6 = jak Pinatubo 1991, 7 = jak Tambora 1815. Skala jest logarytmiczna – każdy stopień to ok. 10 razy więcej materiału.
| Początek | Koniec | VEI | Miejsce i datowanie |
|---|---|---|---|
| 29 lipca 1968 | 16 grudnia 2010 | 3 | W flank & summit · Observations: Reported |
| 5 października 1922 | 23 października 1922 | 2 | Observations: Reported |
| 1750 ± 50 lat | — | 0 | Summit and NW flank (A2 lava flows) · Correlation: Tephrochronology |
| ok. 1440 | — | 2 | Isotopic: 14C (uncalibrated) |
| ok. 1400 | — | 4 | Isotopic: 14C (uncalibrated) |
| ok. 1030 | — | 4 | Correlation: Tephrochronology |
| ok. 1020 | — | 4 | Correlation: Tephrochronology |
| 750 ± 50 lat | — | 4 | Correlation: Anthropology |
| ok. 700 | — | 4 | Correlation: Tephrochronology |
| 650 ± 100 lat | — | 4 | Isotopic: 14C (calibrated) |
| ok. 550 | — | 4 | Correlation: Tephrochronology |
| ok. 400 | — | 4 | Correlation: Anthropology |
| 170 p.n.e. ± 200 lat | — | 4 | Isotopic: 14C (calibrated) |
| ok. 270 p.n.e. | — | 4 | Correlation: Tephrochronology |
| 380 p.n.e. ± 200 lat | — | 4 | Isotopic: 14C (calibrated) |
| 830 p.n.e. ± 500 lat | — | 0 | Correlation: Tephrochronology |
| 1 250 p.n.e. ± 200 lat | — | 4 | Isotopic: 14C (calibrated) |
| ok. 1 450 p.n.e. | — | 4 | Correlation: Tephrochronology |
| ok. 1 650 p.n.e. | — | 4 | Correlation: Tephrochronology |
| 1 770 p.n.e. ± 100 lat | — | ? | Cerro Chato · Isotopic: 14C (calibrated) |
| ok. 2 250 p.n.e. | — | 4 | Correlation: Tephrochronology |
| ok. 2 800 p.n.e. | — | 4 | Correlation: Tephrochronology |
| 3 190 p.n.e. ± 100 lat | — | ? | Cerro Chato · Isotopic: 14C (uncalibrated) |
| ok. 3 350 p.n.e. | — | 4 | Correlation: Tephrochronology |
| ok. 3 900 p.n.e. | — | 4 | Correlation: Tephrochronology |
| ok. 4 450 p.n.e. | — | ? | Correlation: Tephrochronology |
| 5 060 p.n.e. ± 150 lat | — | 4 | Isotopic: 14C (calibrated) |
Dane: Global Volcanism Program, Smithsonian Institution (#345033)