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…
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…
Yellowstone earthquake activity is currently at elevated levels compared with typical background activity, the Yellowstone Volcano Observatory reports in its monthly update for July 2017. During July 2017, the University of Utah Seismograph Stations, responsible for…
A glacial outburst flood started in Iceland's Múlakvísl river around midnight UTC on July 29, 2017. Electrical conductivity is now measured around 580µS/cm and has increased rapidly the last hour, Icelandic Met Office (IMO) reported 10:14 UTC…
New activity/unrest was reported for 4 volcanoes between July 19 and 25, 2017. During the same period, ongoing activity was reported for 15 volcanoes. New activity/unrest: Piton de la Fournaise, Reunion Island (France) | Planchon-Peteroa, Central Chile-Argentina…
A powerful explosive eruption took place at Russia's Sheveluch volcano at 17:40 UTC on Sunday, July 23, 2017, producing strong pyroclastic flows. The explosions sent ash up to 12.2 km (40 000 feet) above sea level, according to the Tokyo VAAC. The Aviation Color…
New activity/unrest was reported for 3 volcanoes between July 12 and 18, 2017. During the same period, ongoing activity was reported for 14 volcanoes. New activity/unrest: Bogoslof, Fox Islands (USA) | Fuego, Guatemala | Sangeang Api, Indonesia. Ongoing activity:…
