The Weekly Volcanic Activity Report: February 7 – 13, 2024
New activity/unrest was reported for 4 volcanoes from February 7 to 13, 2024. During the same period, ongoing activity was reported for 21 volcanoes.
Strongest explosive eruption at Sakurajima volcano since 2020, Japan
A strong eruption took place at Sakurajima’s Minamidake crater at 09:33 UTC (18:33 LT) on February 14, 2024, producing a thick black ash column that rose up to 6 km (20 000 feet) above sea level accompanied by volcanic lightning. This is the strongest eruption at Sakurajima since 2020.
Mount Gareloi’s seismic surge linked to magmatic-hydrothermal changes, U.S.
The Alaska Volcano Observatory (AVO) has detected a notable increase in seismicity at Mount Gareloi beginning at 18:15 UTC on February 12, 2024, prompting the elevation of the Aviation Color Code to Yellow and the Volcano Alert Level to Advisory. Despite the uptick in seismic activity, there are no signs of an imminent eruption.
Seismic activity at Kick ’em Jenny submarine volcano, Grenada
The University of the West Indies Seismic Research Center (UWI SRC) has reported a return to normal seismic activity levels at the Kick ’em Jenny submarine volcano in Grenada as of early February 11, 2024, following increased activity since February 9. The National Disaster Management Agency (NaDMA) Grenada maintains a Yellow alert level, advising continued adherence to the 1.5 km (0.9 miles) marine exclusion zone.
15 million cubic meters of lava flowed in the first 7 hours of eruption in Iceland
Data released by the Icelandic Met Office (IMO) shows that about 15 million cubic meters (530 million cubic feet) of lava flowed in the first seven hours of the eruption near Grindavik on February 8, 2024. The eruption has since decreased significantly but is still not over.
The Weekly Volcanic Activity Report: January 31 – February 6, 2024
New activity/unrest was reported for 4 volcanoes from January 31 – February 6, 2024. During the same period, ongoing activity was reported for 15 volcanoes.
Volcanic eruption resumes northeast of Sýlingarfell, Reykjanes Peninsula, Iceland
Volcanic eruption near Grindavik, Reykjanes Peninsula, Iceland resumed early Thursday, February 8, 2024.
Phreatic eruption, pyroclastic flows at Mayon volcano, Philippines
A phreatic eruption occurred at the Mayon volcano summit on Sunday, February 4, 2024, at 08:37 UTC, lasting 169 seconds. The event generated a 1 200 m (4 000 feet) tall ash plume , rockfalls and pyroclastic flows. The volcano’s Alert Level remains at 2 and authorities are reminding the public to avoid the Permanent Danger Zone.
Grindavík’s eruption risk increases with significant magma influx, Iceland
Updated findings as of February 1, 2024, show a heightened eruption risk near Grindavík, with about 6.5 million cubic meters (229 million cubic feet) of magma flowing into the Svartsengi chamber.
The Weekly Volcanic Activity Report: January 24 – 30, 2024
New activity/unrest was reported for 3 volcanoes from January 24 to 30, 2024. During the same period, ongoing activity was reported for 17 volcanoes