• Earthquake swarm in the vicinity of El Chichon volcano, Mexico

    Mexico's National Seismological Service (SSN) has registered a total of 22 earthquakes within 35 km (22 miles) of El Chichon (El Chichonal) volcano from December 24, 2020, to January 19, 2021. The last eruption of this volcano took place in 1982 (VEI 5). More…

  • Slight rise in abnormal behavior at Mayon volcano, Philippines

    Mayon volcano in Albay, Philippines exhibited a slight increase in abnormal behavior over the past 48 hours, the Philippine Institute of Volcanology and Seismology (Phivolcs) Lignon Hill Observatory reported on Thursday, January 21, 2021. The volcano's…

  • The Weekly Volcanic Activity Report: January 13 – 19, 2021

    New/activity unrest was reported for 7 volcanoes from January 13 to 19, 2021. During the same period, ongoing activity was reported for 15 volcanoes. New activity/unrest: Kilauea, Hawaiian Islands (USA) | Langila, New Britain (Papua New Guinea) | Merapi, Central…

  • Massive pyroclastic flow at Semeru volcano, Indonesia

    A massive pyroclastic flow was generated at the Indonesian Semeru volcano at 10:24 UTC (17:24 WIB) on January 16, 2021. According to the Center for Volcanology and Geological Disaster Mitigation (PVMBG), the flow slid approximately 4.5 km (2.8 miles) down the…

  • Shikhzekhirli mud volcano erupts in Azerbaijan

    Shikhzekhirli mud volcano in Azerbaijan's Gobustan erupted on January 15, 2021, covering 2.5 ha (6.2 acres) of land with solid waste. Shikhzekhirli is one of the most active mud volcanoes in the world. This is its 25th paroxysm since 1810. The volcano erupted in…