A supervolcano is a volcano that has had an eruption with a volcanic explosivity index (VEI) of 8, [1] the largest recorded value on the index. This means the volume of deposits for such an …

Jun 18, 2025 · Supervolcanoes represent Earth's most formidable geological powerhouses, capable of ejecting thousands of cubic kilometers of magma and fundamentally altering global …

The term "supervolcano" implies a volcanic center that has had an eruption of magnitude 8 on the Volcano Explosivity Index (VEI), meaning that at one point in time it erupted more than 1,000 …

Dec 31, 2025 · Campi Flegrei, a volcanic crater near Naples, experienced a magnitude-4.6 quake in June 2025—the strongest in 40 years—continuing a pattern of intensifying seismic activity.

A volcano is categorised as a supervolcano if it can produce a magnitude-eight eruption on the Volcanic Explosivity Index, discharging more than 1,000 cubic kilometres of material.

Dec 3, 2025 · These unusual giants are called supervolcanoes, and the name is not exaggerated. If you take the power of a typical volcanic eruption as a baseline, the energy released by a …

Jul 1, 2017 · Although the term “supervolcano” is established in the popular lexicon, its scientific use is less so. Some volcanologists, including the Scientist-in-Charge of the Yellowstone …

According to the United States Geological Survey, a volcano is considered “super” if it has had at least one explosion that released more than 240 cubic miles of material—a little more than …

Oct 19, 2023 · Learn how supervolcanoes form, where supervolcanoes are located, and how their destructive capabilities can make way for new life.

The largest supervolcano in North America is beneath Yellowstone National Park in Wyoming. Yellowstone sits above a hotspot that has erupted catastrophically three times: 2.1 million, 1.3 …