A moderate, 2-minute-long eruption occurred at Cleveland volcano, Alaska beginning at 01:47 UTC on September 26, 2017. The explosion was detected by seismic and infrasound (air pressure) sensors, the Alaska Volcano Observatory said 02:15 UTC today, adding that…
New activity/unrest was reported for 3 volcanoes between September 13 and 19, 2017. During the same period, ongoing activity was reported for 16 volcanoes. New activity/unrest: Agung, Bali (Indonesia) | Dieng Volcanic Complex, Central Java (Indonesia) | Zhupanovsky,…
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…
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…
New activity/unrest was reported for 5 volcanoes between July 26 and August 1, 2017. During the same period, ongoing activity was reported for 14 volcanoes. New activity/unrest: Katla, Iceland | Moyorodake [Medvezhia], Iturup (Etorofu) Island (Japan/Russia) | Piton…
Indonesia's Sinabung volcano erupted at 01:10 UTC (08:10 local time) on August 2, 2017, ejecting a plume of ash and smoke up to 5.4 km (18 000 feet) above sea level. It was one of Sinabung's biggest eruptions in the past several months. By 05:10 UTC, there…
