Grímsvötn (Iceland): (24 Jan) Since the glacial flood, forming jökulhlaup (literally „glacial run“), reached its peak in Gígjukvísl river about a week ago, the water level started to decrease and is now at background levels prior to the flood.
The seismic tremor has been declining at Grímsfjall station, getting back to normal values. Since last week, 21 earthquakes have been recorded, including two events with M 2.0.
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Ibu (Halmahera, Indonesia): (24 Jan) The effusive-explosive activity at the volcano continues.
Near-frequent vulcanian-sized eruptions take place from the cinder cone within the summit caldera.
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Merapi (Central Java, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VONA STATE ERUPTION TO FL140 AT 24/0900Z OBS VA DTG:24/1050Z
Semeru (East Java, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VONA STATE ERUPTION TO FL140 AT 24/1215Z OBS VA DTG:24/1220Z
Marapi (Western Sumatra, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VONA STATE ERUPTION TO FL120 AT 24/0445Z EST VA DTG:24/1900Z
Dukono (Halmahera): (24 Jan) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 9000 ft (2700 m) altitude or flight level 090 .
The full report is as follows: VA TO FL090 MOV S OBS AT 24/0020Z OBS VA DTG:24/0020Z to 9000 ft (2700 m)
Popocatépetl (Central Mexico): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 25000 ft (7600 m) altitude or flight level 250 .
The full report is as follows: NEW VA EM OBSD to 25000 ft (7600 m)
Fuego (Guatemala): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 .
The full report is as follows: OCCL VA EMS to 15000 ft (4600 m)
Reventador (Ecuador): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 14000 ft (4300 m) altitude or flight level 140 .
The full report is as follows: LGT VA EMS to 14000 ft (4300 m)
Cotopaxi (Ecuador): (24 Jan) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 21000 ft (6400 m) altitude or flight level 210 .
The full report is as follows: VA EM RPRTD to 21000 ft (6400 m)
Sabancaya (Peru): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Buenos Aires warned about a volcanic ash plume that rose up to estimated 22000 ft (6700 m) altitude or flight level 220 .
The full report is as follows: INTERMITTENT EMISSIONS to 22000 ft (6700 m)
Volcano Activity Summary for 24 Jan 2024:
