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The Top 5 Largest Known Supervolcano Explosions in History

  Eruption Ejecta Volume
(approx)
Years Ago
(approx)
Location
1 La Garita Caldera Eruption 5,000 km³
(VEI 9.2)
27,800,000 Colorado, United States
2 Lake Toba Eruption 2,800 km³
(VEI 8.0)
74,000 Northern Sumatra, Indonesia
3 Atana Ignimbrite Eruption 2,500 km³
(VEI 8.0)
4,000,000 Andes, Northern Chile
4 Yellowstone Huckleberry Ridge Eruption 2,450 km³
(VEI 8.0)
2,100,000 Idaho / Wyoming, United States
5 Whakamaru Eruption 2,000 km³
(VEI 8.0)
254,000 North Island, New Zealand
Tags Planet Earth , Science & Technology , Natural Disasters , The United States

Sources: Top 5 of anything Research including: USGS.

List Notes: List is the top 5 largest supervolcano eruptions in known history. Scientists with the U.S. Geological Survey use the Volcano Explosivity Index (VEI) to measure the magnitude of ejecta in volcanic blasts.
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