Earthquake activity at Great Sitkin volcano has increased over the past month and is now above background levels, forcing the Alaska Volcano Observatory (AVO) to raise the Aviation Color Code to Yellow and the Alert Level to Advisory at 20:58 UTC on February 26,…
A large explosion took place at Mexico's Popocatepetl volcano at around 06:20 UTC on February 25, 2020. According to the Washington VAAC, volcanic ash is rising up to 7.9 km (26 000 feet) above sea level. At 11:13 UTC, the volcanic ash cloud was 130 km (80…
A short-lived episode of volcanic earthquakes occurred beneath Mt. Ruapehu on February 22 and 23, 2020. The sequence now appears to be over. The Volcanic Alert Level, therefore, remains at Level 1. The last known eruption of this volcano took place in 2007 (VEI…
New activity/unrest was reported for 4 volcanoes from February 12 to 18, 2020. During the same period, ongoing activity was reported for 14 volcanoes. New activity/unrest: Kuchinoerabujima, Ryukyu Islands (Japan) | Piton de la Fournaise, Reunion Island (France) |…
The Icelandic Met Office (IMO) is warning residents and tourists to temporarily stop exploring caves in the Eldvörp area on the Reykjanes Peninsula due to deadly gasses measured in a cave close to a parking lot. In their warning issued at 10:59 UTC on February…
A bright fireball was recorded streaking through the night sky over Popocatepetl volcano, Mexico at 02:18 UTC on February 19, 2020 (20:18 LT on February 18). The event was recorded by several webcams. At this time, there are no eyewitness reports submitted to the…
Ecuadorian Tungurahua volcano, one of South America's most prominent volcanoes, is showing early warning signs of potential flank collapse, a new research paper published in Science Direct suggests. A previous eruption of Tungurahua, around 3 000 years ago,…
A series of small explosions and tremor bursts have been detected in seismic data at Semisopochnoi over the past 7 hours and are continuing, representing a significant uptick in activity, the Alaska Volcano Observatory (AVO) reported at 09:19 UTC on February 15,…
New activity/unrest was reported for 5 volcanoes from February 5 to 11, 2020. During the same period, ongoing activity was reported for 10 volcanoes. New activity/unrest: Kuchinoerabujima, Ryukyu Islands (Japan) | Piton de la Fournaise, Reunion Island (France) |…
Satellite imagery taken by the Copernicus Sentinel-2 satellite on February 3, 2020, showed a moderate thermal signature at Tanzania's Ol Doinyo Lengai volcano, indicating that natrocarbonatite lava erupted a few days ago. This is the only volcano in the world…
