At least two 'stronger than usual' explosions took place at Italy's Stromboli volcano over the past 24 hours. The first explosion took place at 01:30 UTC (December 15) and the second around 10:30 UTC. "A gigantic cloud of smoke was visible from the…
The Kanlaon volcano's seismic network recorded 1 217 volcano earthquakes on December 14, 2017, an uptick from already unusually high 578 recorded on December 13. Wispy emission of white steam-laden plumes were observed coming from the summit crater, PHIVOLCS…
New activity/unrest was reported for 6 volcanoes between December 6 and 12, 2017. During the same period, ongoing activity was reported for 16 volcanoes. New activity/unrest: Agung, Bali (Indonesia) | Kanlaon, Philippines | Klyuchevskoy, Central Kamchatka (Russia) |…
A new explosion was detected at Cleveland volcano, Alaska at 13:20 UTC on December 13, 2017. AVO raised the Aviation Color Code back to Orange. The explosion produced an eruption cloud that was observed in satellite data to an altitude of 6 km (20 000 feet) a.s.l….
A change in the pattern of activity at Fugo volcano, Guatemala has been observed on December 10, 2017, developing into the 12th effusive eruption phase of the year. The Fuego Observatory reports moderately strong explosions which generate ash columns to a height of…
An intense earthquake swarm is in progress at the southern end of Prestahnúkur volcanic system (Langjökull icecap) since early Saturday, December 9, 2017. More than 100 quakes were registered within 40 hours, with 4 above M3.0. There have not been…
A phreatic (steam-driven) eruption started at Kanlaon volcano in Negros Island, Philippines at 01:47 UTC (09:47 local time) on December 9, 2017. The eruption was preceded by a resumption of degassing at the summit crater at 22:34 UTC, December 8 (06:34 local time,…
On November 17, 2017, a pilot flying over Öræfajökull volcano in Iceland noticed a new ice-caldron within the volcano's caldera. Now, volcanologists say the situation is far from normal. Volcanologist Ármann Höskuldsson says that the…
Chilean authorities have raised the Alert Level for Villarrica volcano to Yellow (the second lowest level on a four-color scale) on December 5, 2017. The last eruptive episode of this volcano started on December 2 (± 7 days), 2014 and ended on October 15,…
New activity/unrest was reported for 5 volcanoes between November 29 – December 5, 2017. During the same period, ongoing activity was reported for 11 volcanoes. New activity/unrest: Agung, Bali (Indonesia) | Great Sitkin, Andreanof Islands (USA) | Klyuchevskoy,…
