The eruption probably was a 7 on the Volcanic Explosivity Index, which would make it one of the largest eruptions of the last several thousand years.
32.
The volcano is responsible for a large Holocene eruption with a Volcano explosivity index 7, the largest in the Andean Central Volcanic Zone for 5000 years.
33.
The event was quite minor only a Volcanic Explosivity Index 1 eruption but it produced explosions and flames that lit up the island, along with tsunamis.
34.
More than likely, he added, such eruptions would register up to a 3 on the Volcanic Explosivity Index used to measure the force of such blasts.
35.
That large explosion has resulted in Tacan?being classified with a volcanic explosivity index of 4 by the Smithsonian National Museum of Natural History's Global Volcanism Program.
36.
The latest eruption from Black Peak less than 4, 000 years ago produced an explosive eruption with a Volcanic Explosivity Index of 6 that created a caldera.
37.
The first notable eruption from Mount Cleveland was a Volcanic Explosivity Index ( VEI ) 3 Vulcanian eruption that occurred between June 10 and June 13, 1944.
38.
The eruption had a Volcanic Explosivity Index of 3, and involved a central vent eruption, radial fissure eruption, explosive eruption, lava flows, and a lava lake eruption.
39.
In Canada, the Castle Rock, located in British Columbia, is a volcanic plug that had volatile-charged magma still beneath it, leading to a Volcanic Explosivity Index 2 eruption.
40.
Akan is rated with a volcanic explosivity index of 4 on the Smithsonian VEI scale, the scale's fourth-highest score, based on the volcano's largest known eruption, around 7050 BC.
