An intense earthquake swarm that started near the Fagradalsfjall eruption site in Reykjanes Peninsula, Iceland on December 21, 2021 — just one day after the eruption was declared officially over — continues with no signs of abating. While no new lava flows have…
An intense earthquake swarm started near Fagradalsfjall, Reykjanes Peninsula, Iceland at 17:00 UTC on December 21, 2021 — just one day after the official end of the eruption in the area, the longest in the country in more than 50 years. The Aviation Color Code was…
Massive gaseous cloud produced by the eruption at Hunga Tonga-Hunga Ha'apai volcano in Tonga rose to an estimated altitude of 18 km (59 000 feet) above sea level, prompting Tonga Geological Services (TGS) to warn all citizens and tourists of possible acid rain…
A new eruption started at Piton de la Fournaise volcano, Reunion at around 23:30 UTC on December 21, 2021. The alert level was raised to 2-1. Trails in the upper part of the summit were closed for the public. The seismic crisis started at around 21:15 UTC,…
Seismicity at Great Sitkin volcano continues at low but above background levels and satellite data shows elevated surface temperatures. In addition, new SAR images from DLR show the lava flow field has grown to more than 1.3 km2 (0.5 mi2). The SE edge seems to have…
A high-level eruption started at Hunga Tonga-Hunga Ha'apai volcano, Tonga on December 19, 2021, with a volcanic plume rising up to 6 km (20 000 feet) above sea level at 21:41 UTC, according to the Wellington VAAC. The Aviation Color Code was raised to Red….
Volcanic activity at Yasur volcano, Vanuatu continues at the major unrest state with ongoing volcanic gases and ashes emissions and an increase in activity recorded on December 18, 2021. The Volcanic Alert Level remains at Level 2. The latest data analysis indicates…
New activity/unrest was reported for 3 volcanoes from December 8 to 14, 2021. During the same period, ongoing activity was reported for 13 volcanoes. New activity/unrest: Awu, Sangihe Islands (Indonesia) | Davidof, United States | Semeru, Eastern Java (Indonesia)….
The Indonesian Center for Volcanology and Geological Hazard Mitigation (CVGHM) has raised the Alert Level for Awu volcano from 1 to 2 (Alert) on December 12, 2021, due to increased seismic activity detected since October. The last eruption at this volcano took place…
Explosive activity accompanied by abundant ash emission resumed at Etna volcano at 11:15 UTC on December 14, 2021. Ash is dispersing south of the crater. Today's activity comes just a day after a small lava flow appeared at a new vent on Etna's eastern…
