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  2. Yellowstone Caldera - Wikipedia

    en.wikipedia.org/wiki/Yellowstone_Caldera

    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 ...

  3. Yellowstone hotspot - Wikipedia

    en.wikipedia.org/wiki/Yellowstone_hotspot

    Yellowstone hotspot. 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 of caldera -forming eruptions.

  4. 1959 Hebgen Lake earthquake - Wikipedia

    en.wikipedia.org/wiki/1959_Hebgen_Lake_earthquake

    The 1959 Hebgen Lake earthquake (also known as the 1959 Yellowstone earthquake) [4] occurred in the western United States on August 17 at 11:37 pm (MST) in southwestern Montana. [4][5] The earthquake measured 7.2 on the moment magnitude scale, [1] caused a huge landslide, resulted in over 28 fatalities and left $ 11 million (equivalent to $115 ...

  5. Yellowstone eruption: What happened at Biscuit Basin ... - AOL

    www.aol.com/yellowstone-eruption-happened...

    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 ...

  6. Lava Creek Tuff - Wikipedia

    en.wikipedia.org/wiki/Lava_Creek_Tuff

    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.

  7. A supervolcano lies under Yellowstone National Park

    www.aol.com/news/2017-10-12-a-supervolcano-lies...

    Beneath the ground of Yellowstone National Park lies a monster volcano that had its last super-eruption over 630,000 years ago and it could erupt again.

  8. Yellowstone Plateau Volcanic Field - Wikipedia

    en.wikipedia.org/wiki/Yellowstone_Plateau...

    The Yellowstone Plateau Volcanic Field, also known as the Yellowstone Supervolcano or the Yellowstone Volcano, is a complex volcano, volcanic plateau and volcanic field located mostly in the western U.S. state of Wyoming but also stretches into Idaho and Montana. It is a popular site for tourists. Map of Yellowstone Volcano ash beds

  9. Timeline of volcanism on Earth - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_volcanism_on_Earth

    Paraná and Etendeka traps, Brazil, Namibia and Angola form 128 to 138 million years ago. 132 million years ago, a possible supervolcanic eruption occurred, ejecting 8,600 cubic kilometers (2,063 cu mi). [90] Formation of the Karoo-Ferrar flood basalts begins 183 million years ago.