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 |
|---|---|---|---|
| 18 January 1302 | March 1302 | ? | Arso · Observations: Reported |
| c. 1290 | — | ? | Isotopic: 14C (calibrated) |
| 820 ± 300 years | — | ? | Near Arso · Isotopic: 14C (calibrated) |
| 540 ± 150 years | — | ? | Montagnone-Moschiata area · Isotopic: 14C (calibrated) |
| 295 ± 10 years | — | ? | Vateliero, Molara-Cava Nocelle, Rotaro · Observations: Reported |
| c. 145 | — | ? | Observations: Reported |
| 80 ± 1 year | — | ? | Observations: Reported |
| 40 ± 75 years | — | 3 | Near Bosco della Maddalena · Isotopic: 14C (calibrated) |
| 6 BCE ± 20 years | — | ? | Observations: Reported |
| 91 BCE | — | ? | Observations: Reported |
| 200 BCE ± 200 years | — | ? | Ischia Porto (Spiaggia dei Pescatori) · Correlation: Magnetism |
| 370 BCE ± 150 years | — | ? | Ischia Porto (San Pietro) · Correlation: Magnetism |
| c. 470 BCE | — | ? | Bosco dei Conti and Fondo Ferraro ? · Observations: Reported |
| 490 BCE ± 150 years | — | ? | Case Balestrieri?, Cava Nocelle? · Correlation: Magnetism |
| 700 BCE ± 75 years | — | ? | Costa del Lenzuolo · Correlation: Tephrochronology |
| 930 BCE ± 150 years | — | ? | SE of Selva del Napolitano · Isotopic: 14C (calibrated) |
| 1,480 BCE ± 300 years | — | ? | Castiglione · Correlation: Magnetism |
| 2,350 BCE ± 1,400 years | — | ? | Costa Sparaina · Isotopic: K/Ar |
| 2,700 BCE ± 1,750 years | — | ? | Punta della Cannuccia · Correlation: Tephrochronology |
| 3,050 BCE ± 1,000 years | — | ? | Cantariello · Isotopic: K/Ar |
| 3,580 BCE ± 300 years | — | ? | Submarine SE flank (Secca d'Ischia) · Isotopic: 14C (calibrated) |
| 3,880 BCE ± 200 years | — | ? | Zaro, Marecocco, Spiaggia degli Inglesi · Correlation: Magnetism |
| 7,550 BCE ± 2,400 years | — | ? | Selva del Napolitano, Piedmonte · Isotopic: K/Ar |
Data: Global Volcanism Program, Smithsonian Institution (#211030)