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Hachijojima: eruption history
Elevation854 m
TypeStratovolcano
Confirmed eruptions18#26 of 105 in country
Latest eruption1606-01-23
Largest VEI5
Location33.14, 139.77
Eruptions per century (since 1500)
1
2
0
0
0
0
By VEI
4
4
2
2
Eruptions (latest first, up to 60)
| Start | VEI | End | Area |
|---|---|---|---|
| 1606-01-23 | 2 | – | Submarine flank |
| 1605-10-27 | 2 | – | Nishi-yama SE flank |
| 1518-02 | 2 | 1523 | Nishi-yama |
| 1487-12-07 | 2 | – | Nishi-yama |
| 850 | – | – | Nishi-yama summit and SE flank |
| 150 BCE | – | – | Nishi-yama |
| 350 BCE | 3 | – | NW flank of Higashi-yama |
| 1150 BCE | – | – | SE flank of Nishi-yama (Kanda-yama) |
| 1250 BCE | – | – | Nishi-yama |
| 2050 BCE | 5 | – | SE of Nishi-yama, NE of Higashi-yama |
| 2450 BCE | 4 | – | Nishi-yama |
| 2550 BCE | 3 | – | S flank of Higashi-yama (Myohoji) |
| 2700 BCE | 3 | – | Between Nishi-yama & Higashi-yama |
| 3350 BCE | – | – | Nishi-yama |
| 4650 BCE | 5 | – | Nishi-yama |
| 5020 BCE | 3 | – | Higashi-yama south flank |
| 7650 BCE | – | – | Nishi-yama |
| 8020 BCE | 4 | – | Nishi-yama |
Nearby volcanoes
| Volcano | Distance | Eruptions |
|---|---|---|
| Kurose Hole | 30 km | 0 |
| Aogashima | 76 km | 7 |
| Mikurajima | 83 km | 2 |
| Miyakejima | 109 km | 39 |
| Kita-Bayonnaise | 116 km | 0 |
| Kozushima | 133 km | 4 |
| Myojinsho | 140 km | 15 |
| Niijima | 147 km | 5 |
Eruption records from the Smithsonian Global Volcanism Program; older eruptions may be missing. VEI = Volcanic Explosivity Index (0–8). For current alerts, check the official agency.