Hokkaido Koma-ga-take

Mount Hokkaidō-Komagatake
北海道駒ヶ岳
View from Lake Ōnuma (August 2008)
Highest point
Elevation	1,131 m (3,711 ft)
Listing	List of mountains and hills of Japan by height List of volcanoes in Japan
Coordinates	42°03′48″N 140°40′38″E / 42.06333°N 140.67722°ECoordinates: 42°03′48″N 140°40′38″E / 42.06333°N 140.67722°E
Geography
Mount Hokkaidō-Komagatake Hokkaidō, Japan
Topo map	Geographical Survey Institute 25000:1 駒ヶ岳 50000:1 室蘭
Geology
Age of rock	Quaternary
Mountain type	stratovolcano
Volcanic arc/belt	Northeastern Japan Arc
Last eruption	September to November 2000

Hokkaidō Koma-ga-take (北海道駒ヶ岳 Hokkaidō Koma-ga-take), also Oshima Koma-ga-take (渡島駒ヶ岳), Oshima Fuji (渡島富士), or just Koma-ga-take (駒ヶ岳) is a 1131-meter adesitic stratovolcano^[1] on the border between Mori, Shikabe, and Nanae, Hokkaidō, Japan.

Occurrence of volcanic activity started some 30000 years ago. Following roughly 5000 years of dormancy, volcanic activity at Mount Koma-ga-take restarted at the start of the 17th century. Since then, there have been at least 50 recorded volcanic events at Mount Koma-ga-take.^[2]

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  Relief Map
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  Viewed from NW.
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  Viewed from ESE.

References

1. "HOKKAIDO KOMA-GA-TAKE". Quaternary Volcanoes of Japan. Geological Survey of Japan, AIST. 2006. Retrieved 2009-06-22.
2. 神沼克伊,小山悦郎 日本の火山を科学する　日本列島津々浦々、あなたの身近にある108の活火山とは？ ソフトバンククリエイティブ 2011. ISBN 978-4797361308.

• Geographical Survey Institute
• Teikoku's Complete Atlas of Japan, Teikoku Shoin Co., Ltd., Tokyo 1990, ISBN 4-8071-0004-1

External links

• Hokkaido-Komagatake - Japan Meteorological Agency (Japanese)
• "Hokkaido-Komagatake: National catalogue of the active volcanoes in Japan" (PDF). - Japan Meteorological Agency
• Hokkaido-Komagatake Volcano - Geological Survey of Japan
• Hokkaido-Komagatake - Smithsonian Institution: Global Volcanism Program