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…
Monitoring systems at Mexico's Popocatépetl volcano registered three explosions and 136 low-intensity exhalations of steam, volcanic gases and light amount of ash on Saturday and Sunday, July 1 and 2, 2017. Three explosions were registered with a moderate…
A rescue helicopter sent to assist evacuation of residents after a sudden phreatic eruption at Dieng Volcanic Complex, Central Java, Indonesia crashed three minutes before arriving at the scene on Sunday, July 2, 2017. All eight people on board were killed. Sileri…
Yellowstone earthquake activity is currently at elevated levels compared with typical background activity. This is largely due to an energetic earthquake swarm about 10 km (6 miles) north of West Yellowstone, Montana that started on June 12. Monitored locations…
A sudden phreatic eruption took place at the Sileri crater of Dieng Volcanic Complex in Central Java province, western Indonesia at about 05:00 UTC (12:00 local time) on Sunday, July 2, 2017. There were 17 people near the crater when the eruption took place. 10 of…
New activity/unrest was reported for 7 volcanoes between June 21 and 27, 2017. During the same period, ongoing activity was reported for 13 volcanoes. New activity/unrest: Bogoslof, Fox Islands (USA) | Karymsky, Eastern Kamchatka (Russia) | Pavlof, United States |…
A relatively large sinkhole has opened up on the edge of Wickiup Reservoir, Oregon's second-largest reservoir, and is slowly draining the water in. The area has been roped off and officials are warning visitors to keep away as the ground is unstable and…
Since the end of February 2017, the Hawaii Volcano Observatory (HVO) seismic analysts have noted a slight uptick in the number of earthquakes near underwater Lō‘ihi volcano. The quakes appear to be clustered roughly 10 to 12 km (6 – 7 miles) below sea level…
A significant explosive eruption began at Bogoslof volcano at 11:17 UTC on June 27, 2017 and lasted roughly 14 minutes. The eruption prompted the Alaska Volcano Observatory (AVO) to raise the Aviation Color Code to Red. The eruption produced a volcanic cloud that…
