Active stratovolcano on the island of Hokkaido, Japan

Mount E

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Key facts

elevation above sea level618m

instance ofmountain

countryJapan

located in the administrative territorial entityHakodate

All data from the card 11

Elevation: 617.6 m (2,026 ft)
Listing: List of mountains and hills of Japan by heightList of volcanoes in Japan
Coordinates: 41°48′17″N 141°09′58″E / 41.80472°N 141.16611°E
Language of name: Japanese
Location: Hokkaido, Japan
Parent range: Kameda Peninsula
Topo map(s): Geospatial Information Authority 25000:1 恵山50000:1 尻屋崎
Rock age: Pleistocene
Mountain type: Stratovolcano
Volcanic arc: Northeastern Japan Arc
Last eruption: June 1874

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.

Geology

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

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.

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

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.