Dotsero

Dotsero (United States) is a maar or tuff cone. It rises to 2,230 m above sea level. The GVP records 1 confirmed eruption in the Holocene, the latest in 2,200 BCE.

Elevation: 2,230 m
Last eruption: 2,200 BCE
Confirmed eruptions: 1
Max VEI: 2
Country: United States
Location: 39.66° N, 107.04° W
Region (GVP): Basin and Range Volcanic Province
GVP type: Maar
Tectonic setting: Rift zone / Continental crust (> 25 km)
Main rock type: Basalt / Picro-Basalt

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
2,200 BCE ± 300 years	—	2	Isotopic: 14C (uncalibrated)

Data: Global Volcanism Program, Smithsonian Institution (#328010)