The National Geological and Mining Service of Chile (SERNAGEOMIN) raised the alert level for the Antillanca-Casablanca volcanic complex in the Los Lagos region of Chile to Yellow on March 11, 2020, after a swarm of 73 tremors detected since March 9. The last…
New activity/unrest was reported for 3 volcanoes from March 4 to 10, 2020. During the same period, ongoing activity was reported for 12 volcanoes. New activity/unrest: San Miguel, El Salvador | Sangay, Ecuador | Semeru, Eastern Java (Indonesia). Ongoing activity:…
PHIVOLCS has raised the alert status of Kanlaon volcano, Negros island from Alert Level 0 (normal) to Alert Level 1 (abnormal) on March 11, 2020. The decision was made due to increased seismic activity and swelling. Alert Level 1 means that the volcano is at…
Nearly 900 earthquakes were detected at the new submarine volcano near Mayotte between February 16 and 29, 2020, according to the latest REVOSIMA report. French geological survey BRGM noted that there were 138 localized tremors with an average of 10 per day during…
Strong strombolian activity continues at Guatemalan Fuego volcano, with volcanic ash reaching up to 4 800 m (15 748 feet), according to the National Institute for Seismology, Vulcanology, Meteorology, and Hydrology of Guatemala (INSIVUMEH). Up to 14 moderate to…
New activity/unrest was reported for 6 volcanoes from February 26 to March 3, 2020. During the same period, ongoing activity was reported for 15 volcanoes. New activity/unrest: Bagana, Bougainville (Papua New Guinea) | Great Sitkin, Andreanof Islands (USA) | Merapi,…
Earthquake activity near Mount Thorbjorn has significantly decreased recently, the Icelandic Met Office (IMO) noted at 02:21 UTC on March 4, 2020. The office added that uplift is no longer being observed, which is likely due to the halt of magma inflow. Indications…
Crater Lake (Te Wai ā-moe) has responded to a short-lived episode of volcanic earthquakes beneath Mount Ruapehu, detected on February 22 and 23, 2020. Seismicity declined after initial uptick but is now back at similar levels. To further understand the current…
A high-level eruption took place at the Indonesian Merapi volcano, Central Java at 22:22 UTC on March 2, 2020. According to the Darwin VAAC, volcanic ash reached 10.7 km (35 000 feet) above sea level. Pyroclastic flows descended 2 km (1.2 miles) down the slopes of…
New activity/unrest was reported for 4 volcanoes from February 19 to 25, 2020. During the same period, ongoing activity was reported for 16 volcanoes. New activity/unrest: Huaynaputina, Peru | Reykjanes, Iceland | San Miguel, El Salvador | Semisopochnoi, United…
