Maars and tuff cones

Tutuila

Tutuila (American Samoa) is a maar or tuff cone. It rises to 653 m above sea level. The GVP records 1 confirmed eruption in the Holocene, the latest in 440.

Elevation
653 m
Last eruption
440
Confirmed eruptions
1
Max VEI
3
Country
American Samoa
Location
14.29° S, 170.70° W
Region (GVP)
Samoan Hotspot Volcano Group
GVP type
Tuff cone(s)
Tectonic setting
Subduction zone / Oceanic crust (< 15 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.

StartEndVEIVent and dating
440 ± 200 years — 3 Cones E of Pava'ia'i Village · Isotopic: 14C (calibrated)

Data: Global Volcanism Program, Smithsonian Institution (#244020)