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Furnas: eruption history
Elevation805 m
TypeStratovolcano
Confirmed eruptions9#5 of 13 in country
Latest eruption1630-09-03
Largest VEI5
Location37.77, -25.32
Eruptions per century (since 1500)
0
1
0
0
0
0
By VEI
1
3
2
Eruptions (latest first, up to 60)
| Start | VEI | End | Area |
|---|---|---|---|
| 1630-09-03 | 5 | 1630 | South end of caldera (Pico da Areia) |
| 1441 | 4 | – | Center of caldera (Gaspar) |
| 1430 | 3 | – | East caldera floor |
| 1170 | 4 | – | E caldera floor (Lake crater) |
| 840 | 4 | – | Center of caldera (Gaspar) |
| 80 | 5 | – | N floor of younger caldera |
| 360 BCE | – | – | |
| 1670 BCE | – | – | |
| 4570 BCE | – | – | East rim of caldera (Pico do Canário) |
Nearby volcanoes
| Volcano | Distance | Eruptions |
|---|---|---|
| Agua de Pau | 13 km | 10 |
| Picos Fissural Volcanic System | 31 km | 7 |
| Sete Cidades | 42 km | 16 |
| Monaco Bank | 53 km | 2 |
| Don Joao de Castro Bank | 126 km | 1 |
| Terceira | 205 km | 15 |
| Sao Jorge | 260 km | 10 |
| Graciosa | 270 km | 1 |
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.