Cascades Volcano Observatory geophysicists have detected a subtle increase in the rate of uplift of the ground surface about 5 km (3 miles) west of South Sister volcano, Oregon, U.S. Episodes of increased uplift have been observed in this area before, and the…
New activity/unrest was reported for 10 volcanoes from January 26 to February 1, 2022. During the same period, ongoing activity was reported for 15 volcanoes. New activity/unrest: Ambae, Vanuatu | Ambrym, Vanuatu | Batu Tara, Komba Island | Callaqui, Central Chile |…
The Philippine Institute of Volcanology and Seismology (PHIVOLCS) is reporting increased activity at Taal volcano on January 29 and 30, 2022. The volcano remains on Alert Level 2. 9 small phreatomagmatic bursts, lasting from 10 seconds to 2 minutes, were registered…
Incandescence was observed at the Callaqui volcano in Chile's Biobio region at 00:55 UTC on January 27, 2022. The last eruption of this volcano took place in 1980 (VEI 1). According to the analysis of images obtained from a fixed camera installed at the Callaqui…
New activity/unrest was reported for 3 volcanoes from January 19 to 25, 2022. During the same period, ongoing activity was reported for 17 volcanoes. New activity/unrest: Ambrym, Vanuatu | Hunga Tonga-Hunga Ha'apai, Tonga Islands | Wolf, Isla Isabela (Ecuador)….
A swarm of earthquakes has occurred in the vicinity of Davidof volcano, Alaska over the past two days. A similar earthquake swarm occurred in December 2021. There is no known eruption of this volcano over the past 10 000 years. The largest earthquake in the…
Activity at Ambrym volcano in Vanuatu has increased from the minor unrest state to the major unrest state on January 25, 2022. Consequently, the Vanuatu Meteorology and Geo-hazards Department (VMGD) has raised the Volcanic Alert Level from Level 1 to Level 2. New…
New activity/unrest was reported for 4 volcanoes from January 12 to 18, 2022. During the same period, ongoing activity was reported for 16 volcanoes. New activity/unrest: Barren Island, Andaman Islands (India) | Hunga Tonga-Hunga Ha'apai, Tonga Islands | Piton…
Tsunami waves caused by the massive eruption at Hunga Tonga-Hunga Ha'apai volcano in Tonga on January 15, 2022, hit a tanker that was unloading crude oil at a refinery in Lima, Peru, causing an ecological disaster. The incident took place in the district of…
Photos from the Kingdom of Tonga show streets and buildings covered in heavy ash after the massive eruption at Hunga Tonga-Hunga Ha'apai on January 15, 2022. While streets and roofs can be cleared, tsunami waves, up to 15 m (49 feet) in some places, and heavy…
