Ata Caldera

Ata Caldera
Postulated limits of the Ata Caldera have varied over time in the scientific literature. Some recent definitions and evidence would include most of both of the indicated areas in this map.[1][2]
Highest point
PeakMount Kaimon, 31°10′48″N 130°31′42″E / 31.18000°N 130.52833°E / 31.18000; 130.52833
Elevation924 m (3,031 ft)
Coordinates31°24′N 130°38′E / 31.40°N 130.64°E / 31.40; 130.64[3]
Dimensions
Length25 km (16 mi) NS
Width15 km (9.3 mi) EW
Naming
Native name阿多カルデラ (Japanese)
Geography
Ata Caldera is located in Japan
Ata Caldera
Ata Caldera
CountryJapan
StateKagoshima Prefecture
RegionIbusuki, Kagoshima, Kimotsuki District, Tarumizu
Geology
Age of rockPleistocene (240,000 years ago) onwards
Mountain typeCaldera
Somma volcano
Last eruption885 CE[3]

Ata Caldera (阿多カルデラ, Ata karudera), containing the Ata North Caldera, Mount Kaimon and Ikeda Caldera amongst other volcanoes, is a massive, ill defined, mostly submerged volcanic caldera associated with the southern portions of Kagoshima Bay.

  1. ^ Cite error: The named reference IAVCEI2013 was invoked but never defined (see the help page).
  2. ^ Cite error: The named reference Shichi2005 was invoked but never defined (see the help page).
  3. ^ a b "Ata |Global Volcanism Program | Smithsonian Institution". volcano.si.edu. Retrieved 2022-09-19.