World Map › Ushishur
Volcano
Ushishur
Caldera · 357 m · Russia
Ushishur sits on the Okhotsk Plate, in a subduction zone. 4 eruptions are known since the end of the last ice age, the most recent in 1884.
- Elevation
- 357 m
- Type
- Caldera
- Tectonic Setting
- Subduction zone, oceanic crust
- Dominant Rock
- Andesite / Basaltic Andesite
- Plate
- Okhotsk Plate
- Country
- Russia
- Last Eruption
- 1884
- Known Eruptions (Holocene)
- 4
- Max. Explosivity (VEI)
- 4
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