The Hunga Tonga-Hunga Ha’apai Eruption, a Multi-Hazard Event

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In this week’s EarthFromOrbit, we’re looking back on the Hunga Tonga-Hunga Ha’apai eruptions that took place earlier this month. The TongaVolcano eruption on Jan. 15 is now considered to be one of the largest of the satellite era. Read more:

and one of the largest of the satellite era. However, the involvement of water in the Tonga eruption may have increased the explosivity compared to a purely magmatic eruption like Pinatubo.” It has been estimated that the eruption was the equivalent of aroundHunga Tonga-Hunga Ha’apai first formed between Dec. 2014 and Jan. 2015, when the previously underwater volcano erupted.

The volcano is about 40 miles north of Tonga’s main island, Tongatapu, near the international dateline. Tonga is home to 105,000 people and northeast of New Zealand and southeast of Fiji. The blast and associated tsunami caused"significant damage" along the western coast of the main island of Tongatapu."A thick layer of ash remains across Tongatapu," said the

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