Ontake-san volcano news & activity updates:

Ontake-san volcano (Honshu, Japan) activity update: steaming, low seismic activity

Thu, 18 Dec 2014, 16:02
16:02 PM | BY: TOMPFEIFFER
White steam plumes were observed during the past week. JMA reports seismic activity remained low, but maintains alert level 3, as sudden phreatic explosions could occur again.

Previous news

Fri, 14 Nov 2014, 07:48
JMA reported that cloud cover often prevented visual observations of Ontakesan during 5-11 November; white plumes rose 200-300 m above the crater rim and drifted NE, E, and SE. Read all
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