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Hike / auto / bus. The Yellowstone Caldera, sometimes referred to as the Yellowstone Supervolcano, is a volcanic caldera and supervolcano in Yellowstone National Park in the Western United States. The caldera and most of the park are located in the northwest corner of the state of Wyoming. The caldera measures 43 by 28 miles (70 by 45 ...
The most recent active phase of Giant Geyser started on August 6, 2005, and continued until April 29, 2008, when activity decreased dramatically; there was a single eruption again on August 26, 2008. There were 11 eruptions in 2005, 47 in 2006, 54 in 2007 (the most eruptions for any year since 1955), and 13 in 2008.
44°26′N 110°40′W / 44.43°N 110.67°W / 44.43; -110.67. The Yellowstone hotspot is a volcanic hotspot in the United States responsible for large scale volcanism in Idaho, Montana, Nevada, Oregon, and Wyoming, formed as the North American tectonic plate moved over it. It formed the eastern Snake River Plain through a succession ...
What would happen if Yellowstone erupted? The Yellowstone National Park region has seen three major eruptions in history, the biggest being 2.1 million years ago, according to the US Geological ...
Beneath the ground of Yellowstone National Park lies a monster volcano that had its last super-eruption over 630,000 years ago. Beneath the ground of Yellowstone National Park lies a monster ...
Lava Creek Tuff. The Lava Creek Tuff is a voluminous sheet of ash-flow tuff located in Wyoming, Montana and Idaho, United States. It was created during the Lava Creek eruption around 630,000 years ago, which led to the formation of the Yellowstone Caldera. This eruption is considered the climactic event of Yellowstone's third volcanic cycle.
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About 33.9 million ago, the Oligocene epoch of the Paleogene period begins. The Mid-Tertiary ignimbrite flare-up begins 40 million years ago and lasts until 25 million years ago. Bennett Lake Volcanic Complex erupts 50 million years ago with a VEI 7 850 cubic kilometers (204 cu mi) of tephra.