World Map › Kostakan
Volcano
Kostakan
Pyroclastic cone · 1,150 m · Russia
Kostakan sits on the Okhotsk Plate, in a subduction zone. 6 eruptions are known since the end of the last ice age, the most recent in 1350.
- Elevation
- 1,150 m
- Type
- Pyroclastic cone
- Tectonic Setting
- Subduction zone, continental crust
- Dominant Rock
- Basalt / Picro-Basalt
- Plate
- Okhotsk Plate
- Country
- Russia
- Last Eruption
- 1350
- Known Eruptions (Holocene)
- 6
- Max. Explosivity (VEI)
- 3
Nearby Cities
Cities of more than 20,000 people within 100 km.
- 94 kmPetropavlovsk-Kamchatsky187,000 people
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