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:…
A new eruption that started at Reunion's Piton de la Fournaise volcano on July 14, 2017 continues for the third day in a row. By 15:00 UTC on July 15, the tremor has decreased by a factor of 7 compared to the beginning of the eruption and has remained constant…
New activity/unrest was reported for 4 volcanoes between July 5 and 11, 2017. During the same period, ongoing activity was reported for 15 volcanoes. New activity/unrest: Bogoslof, Fox Islands (USA) | Fuego, Guatemala | Rincon de la Vieja, Costa Rica | Sheveluch,…
According to data provided by the Tokyo VAAC, a small eruption took place at Russia's Maly Semychik volcano at 06:40 UTC on July 7, 2017. The last known eruption of this volcano took place in 1952, 65 years ago. The Aviation Color Code remains Green. The…
New activity/unrest was reported for 6 volcanoes between June 28 and July 4, 2017. During the same period, ongoing activity was reported for 17 volcanoes. New activity/unrest: Bogoslof, Fox Islands (USA) | Dieng Volcanic Complex, Central Java (Indonesia) | Karymsky,…
Another powerful eruption occurred at Bogoslof volcano, Alaska at 20:48 UTC on July 2, 2017. The latest eruption lasted 16 minutes and sent a cloud of ash up to 11 km (36 000 feet) that was carried easterly over northern Unalaska. Observers in Dutch Harbor report…
