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  2. Yellowstone Caldera - Wikipedia

    en.wikipedia.org/wiki/Yellowstone_Caldera

    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 kilometers), and postcaldera ...

  3. List of volcanoes in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_volcanoes_in_the...

    Big Pine volcanic field 17,000 years ago Black Butte ... North Sister: 3,075: 10,090 46,000 years ago ...

  4. List of largest volcanic eruptions - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_volcanic...

    5,000. Part of at least 20 large caldera-forming eruptions in the San Juan volcanic field and surrounding area that formed around 26 to 35 Ma. [19][20] Lund Tuff. 29.2. Indian Peak-Caliente Caldera Complex. 4,400. Formed the White Rock Caldera, one of the largest eruptions of the Mid-Tertiary Ignimbrite flareup.

  5. Mount Rainier - Wikipedia

    en.wikipedia.org/wiki/Mount_Rainier

    Mount Rainier [note 1] (/ r eɪ ˈ n ɪər / ray-NEER), also known as Tahoma, is a large active stratovolcano in the Cascade Range of the Pacific Northwest in the United States. The mountain is located in Mount Rainier National Park about 59 miles (95 km) south-southeast of Seattle. [9]

  6. Mount St. Helens - Wikipedia

    en.wikipedia.org/wiki/Mount_St._Helens

    Hike via south slope of volcano (closest area near eruption site) Mount St. Helens (known as Lawetlat'la to the indigenous Cowlitz people, and Loowit or Louwala-Clough to the Klickitat) is an active stratovolcano located in Skamania County, Washington, [1] in the Pacific Northwest region of the United States. It lies 52 miles (83 km) northeast ...

  7. Mount Wrangell - Wikipedia

    en.wikipedia.org/wiki/Mount_Wrangell

    Mount Wrangell. Mount Wrangell, (Ahtna: K’ełt’aeni, or K’ełedi when erupting) [3] is a massive shield volcano located in Wrangell-St. Elias National Park and Preserve in southeastern Alaska, United States. The shield rises over 12,000 feet (3,700 m) above the Copper River to its southwest.

  8. Supervolcano - Wikipedia

    en.wikipedia.org/wiki/Supervolcano

    Supervolcano. 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 eruption is greater than 1,000 cubic kilometers (240 cubic miles). [2] Location of Yellowstone hotspot over time.

  9. Mauna Loa - Wikipedia

    en.wikipedia.org/wiki/Mauna_Loa

    Mauna Loa is Earth's largest active volcano [1] by both mass and volume. It was historically considered to be the largest volcano on Earth until Tamu Massif was discovered to be larger. [ 4 ] Mauna Loa is a shield volcano with relatively gentle slopes, and a volume estimated at 18,000 cubic miles (75,000 km 3 ), [ 5 ] although its peak is about ...