Ecuador's Fernandina volcano, the most active of Galápagos volcanoes, entered a new eruptive phase at approximately 17:25 UTC (12:25 local time) on September 4, 2017. The eruption comes after 8 years of superficial calm. It was observed by the crew of…
New/activity unrest was reported for 3 volcanoes between August 23 – 29, 2017. During the same period, ongoing activity was reported for 17 volcanoes. New activity/unrest: Ibu, Halmahera (Indonesia) | Pacaya, Guatemala | Sangay, Ecuador. Ongoing activity: Aira,…
A new explosive eruption took place at Bogoslof volcano, Alaska at 00:29 UTC on August 27, 2017 and lasted about 4 minutes. The cloud produced during today's event was observed in satellite images to drift southeast from Bogoslof and pass over southern Unalaska…
New activity/unrest was reported for 5 volcanoes between August 16 and 22, 2017. During the same period, ongoing activity was reported for 18 volcanoes. New activity/unrest: Kanlaon, Philippines | Pacaya, Guatemala | San Cristobal, Nicaragua | Sangay, Ecuador |…
Nicaraguan authorities reported a new ash emission started at San Cristobal volcano early Friday morning, August 18, 2017. The last eruption of this volcano took place on April 22, 2016. The volcano began degassing Friday morning, followed by an expulsion of ash…
The Philippine Insitute of Volcanology and Seismology (PHIVOLCS) raised the alert status of Kanlaon volcano, the most active of the central Philippines, from Alert Level 0 (normal) to Alert Level 1 (abnormal) on August 18, 2017. The local government units and the…
New activity/unrest was reported for 6 volcanoes between August 9 and 15, 2017. During the same period, ongoing activity was reported for 21 volcanoes. New activity/unrest: Kerinci, Indonesia | Pacaya, Guatemala | Piton de la Fournaise, Reunion Island (France) |…
New activity/unrest was reported for 5 volcanoes between August 2 and 8, 2017. During the same period, ongoing activity was reported for 16 volcanoes. New activity/unrest: Piton de la Fournaise, Reunion Island (France) | Sangay, Ecuador | Sangeang Api, Indonesia |…
A powerful eruption took place at Russia's Sheveluch volcano at 16:31 UTC on August 8, 2017. Ash cloud drifted SSE of the volcano. According to the Tokyo VAAC, ash cloud reached an altitude of 12.2 km (40 000 feet) above sea level. At 21:20 UTC, the front of the…
A significant explosive eruption began at Bogoslof volcano at about 18:00 UTC (10:00 AKDT) on August 7, 2017. The eruption continued through about 21:00 UTC as indicated in seismic, satellite and lightning data. A pilot report at 18:45 UTC indicates that the ash…
