Nishino-shima volcano news & activity updates:
Nishinoshima volcano (Volcano Islands, Japan): new eruption
Monday Apr 24, 2017 09:04 AM | AUTEUR : T
Aerial view of the central cone of Nishinoshima island and the vent of the new eruption (image: Japanese Coast Guard)
After a pause of little more than 2 years, a new eruption has started on the remote island volcano.
Heat signal from Nishinoshima volcano (MIROVA)
Since mid April, new thermal signals were spotted on satellite data coming from the island. Soon later, the Japanese Coast Guard visited the island and confirmed that a new eruption is in progress.
Similar to the long-lived previous eruption 2013-15, which greatly enlarged the previous island, the new activity is mixed effusive-explosive; strombolian-type explosions from a new vent on the northern upper slope of the central cinder cone (which formed 2013-15) accompany the effusion of new lava flows that again add new land to the young island.
Tuesday, Jan 26, 2016
An aerial survey on 19 Jan showed that no activity occurred recently. The eruption can now be regarded as over. [details]
Wednesday, Jan 13, 2016
The eruption seems to have ended in mid December. During the past two visits of the Japanese Coast Guard on 27 Dec and 3 Jan 2016, no more eruptive activity has been noted. ... [details]
Saturday, Nov 21, 2015
The volcano continues to erupt and is approaching its anniversary. It started with the birth of a new island offshore the old Nishino-Shima island on 23 Nov 2013, which by now has joined and completely covered and greatly enlarged the older one. ... [details]
Wednesday, Oct 21, 2015
The eruption that had started in Nov 2013 still continues with no significant changes. During the most recent survey on 18 Oct by the Japanese Coast guard, strombolian activity was observed at the central vent, but lava flows no longer reached the coast of the young island, which is being affected and modified by wave erosion. ... [details]
Saturday, Aug 08, 2015
The volcano on the island continues to erupt lava flows that continue to gradually enlarge the island. ... [details]