New activity/unrest was reported for 3 volcanoes from July 22 to 28, 2020. During the same period, ongoing activity was reported for 9 volcanoes. New activity/unrest: Copahue, Central Chile-Argentina border | Nishinoshima, Japan | Turrialba, Costa Rica. Ongoing…
USGS seismologists have detected deep long-period earthquakes beneath the dormant Mauna Kea volcano in Hawaii at depths of about 20 to 25 km (12 to 15 miles) occurring with surprising regularity every 7 to 12 minutes. While low-frequency earthquakes are not unusual,…
Intense earthquake swarm that started in Fagradalsfjall, Iceland's Reykjavik peninsula on July 18, 2020, is slowly decreasing over time, the Icelandic Met Office (IMO) reports. The current earthquake activity is interpreted to be part of a larger scale…
A powerful volcanic eruption took place at Mexico's Popocatepetl volcano at around 14:58 UTC (09:58 LT) on July 22, 2020. According to the Washington VAAC, a heavy volcanic ash plume reached approximately 7 300 m (24 000 feet) above sea level. In a 24-hour…
New activity/unrest was reported for 6 volcanoes from July 15 to 21, 2020. During the same period, ongoing activity was reported for 12 volcanoes. New activity/unrest: Makushin, Fox Islands (USA) | Nishinoshima, Japan | Pacaya, Guatemala | Raung, Eastern Java…
Strong strombolian activity continues at the Pacaya's Mackenney crater in Guatemala, the National Institute of Seismology, Volcanology, Meteorology, and Hydrology (INSIVUMEH) reports. The volcano is producing lava flows after several quiet days and ejecting…
A sudden, major explosion took place at Stromboli volcano, Italy at 03:00 UTC (05:00 LT) on July 19, 2020. The explosion was about 10 times stronger than the average explosion at the volcano. The products of the explosion were distributed over the entire crater…
A new eruption occurred at the Indonesian Raung volcano at 06:53 UTC (13:53 local time) on July 16, 2020. This is the first reported eruption of this volcano since its last eruptive phase ended in August 2015. According to Raung Volcano Observatory VONA issued 07:45…
New activity/unrest was reported for 2 volcanoes from July 8 to 14, 2020. During the same period, ongoing activity was reported for 17 volcanoes. New activity/unrest: Nishinoshima, Japan | Turrialba, Costa Rica. Ongoing activity: Aira, Kyushu (Japan) | Dukono,…
High-level volcanic activity continues at Nishinoshima, the Japan Meteorological Agency's reported on Wednesday, July 15, 2020. A powerful eruption took place on July 11, with incandescent material thrown high above the crater, large lava flows, and an ash plume…
