World Map › Ritter Island
Volcano
Ritter Island
Stratovolcano · 75 m · Papua New Guinea
Ritter Island sits on the South Bismarck Plate, in a subduction zone. 12 eruptions are known since the end of the last ice age, the most recent in 2007.
- Elevation
- 75 m
- Type
- Stratovolcano
- Tectonic Setting
- Subduction zone, continental crust
- Dominant Rock
- Basalt / Picro-Basalt
- Plate
- South Bismarck Plate
- Country
- Papua New Guinea
- Last Eruption
- 2007
- Known Eruptions (Holocene)
- 12
- Max. Explosivity (VEI)
- 3
Eruption Timeline
Each bar is an eruption; its height shows its explosivity (VEI 0 to 8).
Eruption Uncertain Date
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