Rausu

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Rausu volcano

stratovolcano 1660 m / 5,446 ft
Hokkaido, Japan, 44.07°N / 145.13°E
Current status: dormant (1 out of 5)

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Typical eruption style: explosive
Rausu volcano eruptions: between 1750 and 1850 AD
Last earthquakes nearby:

Time	Mag. / Depth	Distance	Location
Wed, 15 May
Wed, 15 May 20:45 UTC	M 2.1 / 171 km	22 km	網走沖 (Abashiri Oki)
Tue, 14 May
Tue, 14 May 20:54 UTC	M 0.7	3 km	網走地方 (Abashiri district)
Tue, 14 May 14:11 UTC	M -0.1	28 km	根室地方北部 (Northern District, nemuro)
Sun, 12 May
Sun, 12 May 23:32 UTC	M 0.8 / 11 km	23 km	網走地方 (Abashiri district)
Sun, 12 May 23:18 UTC	M 0.7 / 11 km	23 km	網走地方 (Abashiri district)

View all recent quakes

Rausu volcano (羅臼岳 Rausu-dake) is an active stratovolcano on the Shiretoko Peninsula of NE Hokkaido. It is located on a ridge 5 km SW of Shiretoko-Iwo-san volcano, the NE-most active volcano in Hokkaido.
Rausu's summit contains lava domes. Young lava flows are visible on the NW and SE flanks of the volcano.
There is no known historic eruption, but field evidence shows that the last eruption took place between 1750 and 1850 AD.

Background:

Rausu (Rausu-dake) volcano is an andesitic-to-dacitic stratovolcano with young lava flows on the NW and SE flanks. An older lava flow reached the Sea of Okhotsk about 9 km to the west.
Rausu volcano had a series of explosive eruptions that produced pumice fall and pyroclastic flow layers about 2200, 1400, and 800 years ago. A pyroclastic-flow deposit has been identified that is younger than the 1739 tephra from Tarumai volcano in SW Hokkaido, and older than 1850 AD.

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