Yellowstone | U.S. Geological Survey - USGS.gov
Two of the eruptions are considered some of the world's largest volcanic events. Yellowstone's youngest eruptions have been lava flows that remain confined to the caldera of present-day Yellowstone National Park. The 77,000 year-old Pitchstone Plateau flow …
Volcano Updates | U.S. Geological Survey - USGS.gov
Nov 1, 2024 · The Yellowstone Volcano Observatory (YVO) provides long-term monitoring of volcanic and earthquake activity in the Yellowstone National Park region. Yellowstone is the site of the largest and most diverse collection of natural thermal features in …
Is Yellowstone overdue for an eruption? When will Yellowstone …
Yellowstone is not overdue for an eruption. Volcanoes do not work in predictable ways and their eruptions do not follow predictable schedules. Even so, the math doesn’t work out for the volcano to be “overdue” for an eruption.
Yellowstone Volcano Observatory | U.S. Geological Survey
The Yellowstone Volcano Observatory (YVO) is a consortium of nine state and federal agencies who provide timely monitoring and hazard assessment of volcanic, hydrothermal, and earthquake activity in the Yellowstone Plateau region.
Summary of Yellowstone Eruption History | U.S. Geological Survey
Nov 7, 2023 · The thick West Yellowstone rhyolite lava flow erupted about 110,000 years ago, and the Nez Perce Creek flow erupted 160,000 years ago. Yellowstone's volcanism is the most recent in a 17 million-year history of volcanic activity that progressed from southwest to northeast along the Snake River Plain.
What would happen if a "supervolcano" eruption occurred again …
If another large, caldera-forming eruption were to occur at Yellowstone, its effects would be worldwide. Such a giant eruption would have regional effects such as falling ash and short-term (years to decades) changes to global climate.
Geology and History of Yellowstone | U.S. Geological Survey
Nov 8, 2023 · Over the past 2.2 million years, the 17,000 km 2 (6,500 mi 2) Yellowstone Plateau has been shaped by explosive eruptions and profound collapse of the ground, enormously thick lava flows, uplift and extensive faulting, and the erosive power of flowing water and ice.
Newest Volcano Notice Including Yellowstone - USGS
Nov 1, 2024 · Yellowstone is the site of the largest and most diverse collection of natural thermal features in the world and the first National Park. YVO is one of the five USGS Volcano Observatories that monitor volcanoes within the United States for science and public safety.
FAQs & Facts | U.S. Geological Survey - USGS.gov
FAQs & Facts. Scientists at the Yellowstone Volcano Observatory receive numerous questions about the history, activity, and eruption probability of Yellowstone volcano. Based upon these questions, we have compiled a list of the most frequently asked with answers provided by geologists and geophysicists who monitor activity and conduct research ...
Volcanic Hazards at Yellowstone | U.S. Geological Survey - USGS.gov
Nov 9, 2023 · The Yellowstone Plateau in the northern Rocky Mountains in Wyoming, Montana, and Idaho is centered on a youthful, active volcanic system with subterranean magma (molten rock), boiling, pressurized waters, and a variety of active faults with significant earthquake hazard.