The Weekly Volcanic Activity Report: November 29 – December 5, 2023
New activity/unrest was reported for 2 volcanoes from November 29 to December 5, 2023. During the same period, ongoing activity was reported for 14 volcanoes.
New activity/unrest was reported for 2 volcanoes from November 29 to December 5, 2023. During the same period, ongoing activity was reported for 14 volcanoes.
The Icelandic Meteorological Office (IMO) reports a decreased likelihood of an eruption at Svartsengi following the cessation of magma inflow to the November 10 dike. While magma accumulation continues beneath Svartsengi, the immediate eruption risk along the dike has significantly reduced.
The Anak Krakatau volcano, located in Indonesia’s Sunda Strait, has resumed its explosive activity, exhibiting a series of short-lived lava-fountaining episodes known as paroxysms last night. The eruptions lasted up to 150 seconds while ash was reaching 2 100 m (7 000 feet) above sea level.
A major eruption at Mount Marapi in Indonesia on Sunday, December 3, 2023, has led to a confirmed death toll of 23. Rescuers, facing challenging conditions, found additional bodies near the eruption site. The volcano, remaining on high alert since 2011, unexpectedly erupted, impacting climbers and nearby villagers.
A high-level eruption started at Indonesia’s Marapi volcano at 08:00 UTC on December 3, 2023. The Aviation Color Code was raised to Red.
Mount Etna, one of the world’s most active volcanoes, once again showcased its might with a striking paroxysmal eruption on the evening of December 1, 2023. The eruption was characterized by spectacular lava fountains and intense volcanic activity, visible from great distances and capturing widespread attention.
Strombolian activity continues at Etna’s Southeast Crater on November 30, 2023. Additionally, an M2.5 earthquake was recorded at 06:52 UTC today close to Piano Pernicana, ENE of the crater.
New activity/unrest was reported for 6 volcanoes from November 22 – 28, 2023. During the same period, ongoing activity was reported for 19 volcanoes.
On November 1, 2023, a new island was born approximately 1 km (0.62 miles) off the southern coast of Iwoto Island, Japan, following intense volcanic activity. This latest addition to the Ogasawara island chain, now nearly merging with Iwoto, was first identified by military personnel stationed there.
The Anak Krakatau volcano in Indonesia entered a period of intense eruptive activity around 05:28 UTC on November 26, 2023. The volcano has since produced numerous explosions, with ash columns reaching heights of up to 2.1 km (7 000 feet) above sea level. Officials are urging residents to stay away at least 5 km (3.1 miles) from the volcano.