Mount E

Not to be confused with E-Mount.

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]

Mount E
恵山
Highest point
Elevation	617.6 m (2,026 ft)[1]
Listing	List of mountains and hills of Japan by height List of volcanoes in Japan
Coordinates	41°48′17″N 141°09′58″E[1]
Naming
Language of name	Japanese
Geography
Mount E Location of Mount E in Japan. Show map of Hokkaido Mount E Mount E (Japan) Show map of Japan
Location	Hokkaido, Japan
Parent range	Kameda Peninsula
Topo map(s)	Geospatial Information Authority 25000:1 恵山 50000:1 尻屋崎
Geology
Rock age	Pleistocene
Mountain type	Stratovolcano
Last eruption	June 1874

Esan Volcano(lower right), Esan-Maruyama Volcano(left)

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]