Oshima Maru-yama volcano

Stratovolcano 855 m / 2805 ft
Hokkaido, Japan, 41.54°N / 140.38°E
Current status: (probably) extinct (0 out of 5)

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Typical eruption style: unspecified
Oshima Maru-yama volcano eruptions: None during the past 10,000 years
Less than few million years ago (Pleistocene)

Latest nearby earthquakes

Time	Mag. / Depth	Distance/Location
Thu, 22 Jul 2021 (GMT) (1 earthquake)
Jul 23, 2021 06:26:27.79 (22 Jul 2021 21:26:27 GMT)	3.4 164 km	37 km (23 mi) Japan Sea, 71 km northwest of Aomori, Japan

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Background

Oshima Maru-yama, a Pleistocene stratovolcano and lava dome near the SW tip of Hokkaido, was active from about 2.5-1.5 million years ago.
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Source: Smithsonian / GVP volcano information

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