Tonga volcano eruption was the most explosive of the 21st century

The eruption of the Hunga Tonga-Hunga Ha’apai volcano in Tonga on 15 January 2022 created 90-metre high tsunamis and shot ash 57 kilometers into the sky

Earth


14 December 2022

HUNGA TONGA-HUNGA HA'APAI, TONGA ???  DECEMBER 24, 2021: In this image 2. of a series created on January 19, 2022, Maxar overview satellite imagery shows the Hunga Tonga-Hunga Ha'apai volcano on December 24, 2021, before the eruption on January 14th , 2022 in Hunga Tonga-Hunga Ha'apai Islands, Tonga.  (Photo by Maxar via Getty Images)

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The eruption of the Hunga Tonga-Hunga Ha’apai volcano in Tonga on 15 January was the most powerful of the 21st century so far.

The volcano, which is 20 kilometers wide at its base and mostly lies underwater north of Tonga’s main island, Tongatapu, erupted with a volcanic explosiveness index of 6, making it the most explosive eruption since that of Mount Pinatubo in the Philippines in 1991. The blast shot ash 57 kilometers into the sky.

Tsunami waves caused by the explosion were initially 90 meters high and were still up to 18 meters high by the time they …

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