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Japan · Stratovolcano

Doyō Seamount

Doyo Seamount

Type
Stratovolcano
Elevation
590m (submarine)
Last eruption
Unknown
Type
Stratovolcano
Country
Japan
Region
Northwestern Pacific / Ogasawara Volcanic Arc
Elevation
590m (submarine)
Coordinates
27.680, 140.800
Last eruption
Unknown
Tectonic setting
Subduction zone / Crustal thickness unknown
Landform
Composite
Major rock type
Basalt / Picro-basalt
Geological summary

Doyo is the southernmost of the Shichiyo Seamounts, named for the seven days of the week. Doyo ("Saturday") is a basaltic andesite submarine volcano that rises 2,340 m from the sea floor to within less than 600 m of the surface. An open collapse scarp is 3 x 10 km. Major hydrothermal activity was observed in July 1990, and the volcano was reclassified as active by the Japan Meteorological Agency.

Eruption history

Glossary

Detailed timeline

No eruption records available.

Nearby volcanoes

External links

⚠ For reference only. Not for emergency response.