Kula says Tonga wants to continue working with international organizations to map the seafloor and monitor volcanic activity. “There are so many volcanoes similar to the size of Hunga.

When the Hunga Tonga–Hunga Haʻapai volcano in Tonga exploded on January 15, 2022—setting off a sonic boom heard as far north as Alaska—scientists instantly knew that they were witnessing ...

Three of Tonga’s smaller islands suffered serious damage from tsunami waves — some about 50 feet high — after the Hunga Tonga volcano eruption on Jan. 15.

But the devastating Jan. 15 tsunami, caused by the eruption of the Hunga Tonga-Hunga Ha’apai underwater volcano, has wreaked catastrophic damage across three of them.

Australia and New Zealand on Monday sent flights to Tonga to survey the damage after the eruption of an undersea volcano left the tiny Pacific kingdom covered in ash and caused a tsunami.

Tonga avoided widespread disaster many had feared, and tsunami waves rose only to about 2.7 feet. See before and after photos of the island nation.

The crushing effect of a tsunami after a volcanic eruption on Tonga's land and infrastructure can be seen from outer space. See before and after satellite images.

Three of Tonga’s smaller islands suffered serious damage from tsunami waves — some about 50 feet high — after the Hunga Tonga volcano eruption on Jan. 15.