West Mata, Submarine volcano in Tonga
West Mata is an active underwater volcano located in the northeastern Lau Basin.
Oceanic volcanic activity plays a significant role in Polynesian mythology and cultural identity.
West Mata is studied by scientists to understand submarine eruptions.
It is one of the few places where boninite lavas have been observed forming.
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Elevation above the sea
-1000 m
Part of
Tonga
GPS coordinates
-15.10100,-173.75900
Latest update
August 31, 2026 11:37
