Kuwae is a submarine caldera between Epi and Tongoa islands. Kuwae Caldera cuts through the flank of the Tavani Ruru volcano on Epi and the northwest end of Tongoa.
The submarine volcano Karua, one of the most active volcanoes of Vanuatu, is near the northern rim of Kuwae Caldera.
Read more about Kuwae: Eruptive History, Climatic Consequences of The 1452–1453 Event