Nigorigawa Caldera (Japanese: 濁川カルデラ, Nigorigawa karudera) is a volcanic crater in Oshima, Hokkaido, Japan.[1][2] It has an elevation of 1,168 ft (356m) and it last erupted 12,000 years ago.[1][2] The caldera has a diameter of 3km.[3]

Nigorigawa Caldera
Nigorigawa Caldera (relief map)
Highest point
Elevation	1,168 ft (356 m)
Coordinates	42°07′12″N 140°27′00″E
Naming
Native name	濁川カルデラ (Japanese)
Geography
Nigorigawa Caldera Location of Nigorigawa Caldera in Japan
Location	Hokkaido Prefecture, Japan
Geology
Mountain type	Volcanic crater
Last eruption	12,000 years ago

A town of the same name is located at the caldera. East of Nigorigawa is the town of Mori and an active volcano known as Koma-ga-take.

References

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