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To-shima volcano (Izu Islands, Japan): earthquake swarm
Recent quakes near Toshima volcano
Sunday, Mar 10, 2013
A swarm of earthquakes can be recognized that has been going on at shallow depths a few km north of the island during the past days. Many quakes have been recorded at magnitudes above 2. [more]

To-shima volcano

stratovolcano 508 m / 1,667 ft
Izu Islands, Japan, 34.52°N / 139.28°E
Current status: restless (2 out of 5)
To-shima webcams / live data | Reports
To-shima volcano books
Last update: 10 Mar 2013 (seismic swarm)
Typical eruption style: explosive
To-shima volcano eruptions: between 9000 and 5000 years agoNo recent earthquakes
TimeMag. / DepthDistanceLocation
To-shima volcano (利島, Toshima) in the northern Izu Island chain is a stratovolcano forming a small 2 x 2.4 km island south of Oshima volcano.

Background:

To-shima volcano is basaltic-to-basaltic andesite in composition and lies about 20 km west of the main volcanic front. The island has steep cliffs up to 300 m high on 3 sides. On the more gently sloping northern side, the small village of To-shima is located. The latest known eruption of To-shima volcano was betwenn about 9000 and 4000 years ago and produced a lava flow from the Kajiana crater.


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