Mount E

Not to be confused with E-Mount.
Mount E
恵山
Highest point
Elevation617.6 m (2,026 ft)[1]
ListingList of mountains and hills of Japan by height
List of volcanoes in Japan
Coordinates41°48′17″N 141°09′58″E / 41.80472°N 141.16611°E / 41.80472; 141.16611[1]
Naming
Language of nameJapanese
Geography
Mount E is located in Hokkaido
Mount E
Mount E
Location of Mount E in Japan.
Mount E is located in Japan
Mount E
Mount E
Mount E (Japan)
LocationHokkaido, Japan
Parent rangeKameda Peninsula
Topo map(s)Geospatial Information Authority 25000:1 恵山
50000:1 尻屋崎
Geology
Rock agePleistocene
Mountain typeStratovolcano
Last eruptionJune 1874
Esan Volcano(lower right), Esan-Maruyama Volcano(left)

Mount E (恵山, E-san) is an active stratovolcano of the Kameda peninsula, which is itself part of the larger Oshima Peninsula. It is in the rural, eastern region of Hakodate, Hokkaido, Japan. Mount E is part of Esan Prefectural Natural Park.[2]

Geology

Mount E consists of non-alkali, mafic, volcanic rock.[3] The andesitic volcano is topped with a lava dome.[4][5]

Eruptive history

Mount E last erupted on June 8, 1874. This eruption consisted of phreatic explosions, and was rated a 1 on the VEI scale.[4]

The oldest recorded eruption started November 18, 1846. The eruption triggered lahars damaging several houses and causing fatalities.[4][5]

Radiocarbon dating and tephrochronology indicate five other eruptions predating the historical records in the approximate years 1350, 550 BC, 1050 BC, 3900 BC ±100 years, 7050 BC. The eruption in 7050 BC was the largest with a VEI of 3.[4]

References

  1. ^ a b Geospatial Information Authority topographic map 恵山
  2. ^ 恵山道立自然公園 (in Japanese). HOKKAIDO Government. Retrieved 23 April 2010.
  3. ^ "Hokkaido". Seamless digital geological map of Japan 1: 200,000. The Geological Survey of Japan, AIST. Feb 18, 2010. Archived from the original on 6 January 2013. Retrieved 25 April 2010.
  4. ^ a b c d "Esan". Global Volcanism Program. Smithsonian Institution. Retrieved 2010-04-22.
  5. ^ a b "E-SAN". Quaternary Volcanoes in Japan. Geological Survey of Japan, AIST. 2006. Archived from the original on December 19, 2012. Retrieved 25 April 2010.
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