Aliso

Aliso (Ecuador) is a stratovolcano. It rises to 4,267 m above sea level. The GVP records 1 confirmed eruption in the Holocene, the latest in 2,450 BCE.

Elevation: 4,267 m
Last eruption: 2,450 BCE
Confirmed eruptions: 1
Max VEI: —
Country: Ecuador
Location: 0.53° S, 78.00° W
Region (GVP): Northern Andean Volcanic Arc
GVP type: Stratovolcano
Tectonic setting: Subduction zone / Continental crust (> 25 km)
Main rock type: Andesite / Basaltic Andesite

Show on the timeline GVP entry ↗

Other volcanoes and strong earthquakes within 300 km

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
c. 2,450 BCE	—	?	Pumayucu · Isotopic: 14C (uncalibrated)

Data: Global Volcanism Program, Smithsonian Institution (#352031)