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Sumiyoshi-ike volcano refers to 2 maars 2 km apart located in the coastal lowland north of the Aira caldera: Sumiyoshi-ike (500 m diameter) and Yonemaru (1.2 km).
maars 15 m / 49 ft
Kyushu, Japan, 31.77°N / 130.59°E
Current status: (probably) extinct (0 out of 5)
Typical eruption style
Sumiyoshi-ike volcano eruptions
: 4550 BC, 5050 BC
Last earthquakes nearby:
View all recent quakes
|Time||Mag. / Depth||Distance||Location|
|Thu, 23 May|
|Thu, 23 May 14:39 UTC||M 2.4 / 162 km||7 km||鹿児島県薩摩地方 (Kagoshima, Satsuma area who)|
|Wed, 22 May|
|Wed, 22 May 04:33 UTC||M 0.7 / 10 km||13 km||宮崎県南部山沿い (Miyazaki Prefecture South of the mountain)|
|Sun, 19 May|
|Sun, 19 May 18:51 UTC||M 0.5 / 9 km||18 km||宮崎県南部山沿い (Miyazaki Prefecture South of the mountain)|
|Sun, 19 May 13:47 UTC||M -0.1 / 9 km||16 km||宮崎県南部山沿い (Miyazaki Prefecture South of the mountain)|
|Sat, 18 May|
|Sat, 18 May 03:21 UTC||M 1.1 / 112 km||16 km||鹿児島県大隅地方 (Osumi in Kagoshima Prefecture who)|
The maars erupted when sea level was rising about 8,000 years ago (Sumiyoshi-ike) and 6500 years ago (Yonemaru). The larger of the two, Yonemaru, produced pyroclastic surges that traveled 4 km from the crater.