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Doyō Seamount

Doyo Seamount

Stratovolcano · Japan · 590m (submarine)

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Type
Stratovolcano
Country
Japan
Region
Northwestern Pacific Volcanic Regions / 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

Detailed timeline

No eruption records available.

External links

⚠ For reference only. Not for emergency response.