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Negra, Sierra: eruption history
Elevation1,124 m
TypeShield
Confirmed eruptions18#7 of 35 in country
Latest eruption2018-06-26
Largest VEI3
Location-0.83, -91.17
Eruptions per century (since 1500)
0
0
0
4
7
2
By VEI
6
6
3
Eruptions (latest first, up to 60)
| Start | VEI | End | Area |
|---|---|---|---|
| 2018-06-26 | 2 | 2018 | Summit crater and NNW flank, Volcan Chico fissure vent |
| 2005-10-22 | 3 | 2005 | North caldera rim |
| 1979-11-13 | 3 | 1980 | Upper NW and NE flanks (Volcán Chico) |
| 1963-04-13 | 2 | 1963 | Volcán Chico area & NW caldera rim |
| 1957-07-02 | – | – | Volcano Uncertain: Isabela Island |
| 1954-11-09 | 2 | – | Volcano Uncertain: originally Alcedo |
| 1953-08-27 | 3 | 1954 | Volcán Chico area & NW caldera rim |
| 1948-08-16 | 2 | 1949 | |
| 1911-12-31 | – | – | |
| 1860-07-02 | 2 | – | Volcano Uncertain: Isabela Island |
| 1844-07-02 | 0 | – | Volcano Uncertain: Isabela Island |
| 1817-07-02 | – | – | Volcano Uncertain: Isabela Island |
| 1813-07-13 | 2 | – | Volcano Uncertain: South end of Isabela Island |
| 1350 | 0 | – | |
| 1060 | 0 | – | |
| 370 | 0 | – | |
| 1250 BCE | 0 | – | SE flank |
| 8250 BCE | 0 | – |
Nearby volcanoes
| Volcano | Distance | Eruptions |
|---|---|---|
| Azul, Cerro | 28 km | 14 |
| Alcedo | 45 km | 2 |
| Fernandina | 66 km | 33 |
| Darwin | 73 km | 3 |
| Santiago | 81 km | 3 |
| Santa Cruz | 96 km | 0 |
| Wolf | 97 km | 16 |
| Ecuador | 99 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.