World Map › Tofua Arc at 21.1°S
Volcano
Tofua Arc at 21.1°S
Stratovolcano · -65 m · Tonga
Tofua Arc at 21.1°S sits on the Tonga Plate, in a subduction zone.
- Elevation
- -65 m
- Type
- Stratovolcano
- Tectonic Setting
- Subduction zone, oceanic crust
- Dominant Rock
- Andesite / Basaltic Andesite
- Plate
- Tonga Plate
- Country
- Tonga
- Last Eruption
- unknown
Nearby Cities
Cities of more than 20,000 people within 100 km.
- 55 kmNuku'alofa43,000 people
Sources : Global Volcanism Program, 2026. Volcanoes of the World (v. 5.4.0; 7 Aug 2026), Smithsonian Institution, doi:10.5479/si.GVP.VOTW5-2026.5.4 (volcano.si.edu) · NOAA NCEI · USGS · Wikidata