Shiveluch (Kamchatka): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 17000 ft (5200 m) altitude or flight level 170 and is moving at 30 kts in NE direction.
The full report is as follows: POSS ERUPTION OBS AT 20211225/1330Z FL170 EXTD NE OBS VA DTG:25/1430Z to 17000 ft (5200 m)
Suwanose-jima (Ryukyu Islands): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ACTIVITY CONT. VA AT 20211225/1800Z FL040 EXTD SE OBS VA DTG:25/1750Z
Semeru (East Java, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA REPORTED TO FL140 AT 25/1020Z MOV SW OBS VA DTG:25/1031Z
Dukono (Halmahera): (24 Dec) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 8000 ft (2400 m) altitude or flight level 080 .
The full report is as follows: CONTINOUS VA TO FL080 MOV SE OBS VA DTG:24/2250Z to 8000 ft (2400 m)
Loihi (United States, Hawaiian Islands): (24 Dec) Seismic instruments of the Hawaiian Volcano Observatory (HVO) detected a volcano-tectonic earthquake with magnitude M 4.9 at 12 km depth centered about 42 km southeast of Nā‘ālehu at 01:32 local time today.
The volcano observatory reported: „Light shaking, with maximum Intensity of IV, has been reported across parts of the Island of Hawai‘i. At that intensity, significant damage to buildings or structures is not expected.“
Source: Hawaiian Volcano Observatory volcano activity update 24 December 2021
Hunga Tonga-Hunga Ha’apai (Tonga, Tonga Islands): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Wellington warned about a volcanic ash plume that rose up to estimated 10000 ft (3000 m) altitude or flight level 100 and is moving at 10 kts in NE direction.
The full report is as follows: ERUPTION AT 20211225/1200Z ONGOING, CYCLIC ERUPTION to 10000 ft (3000 m)
…24 Dec:
The intense phreatomagmatic activity is now in progress at the volcano.
Another powerful explosion yesterday produced a steam, gas and magma-driven eruption plume that rose to estimated 12 km altitude.
… [read more]
Fuego (Guatemala): Mild explosive activity continues from the volcano. The Volcanic Ash Advisory Center (VAAC) Washington reported intermittent emissions of volcanic ash plumes.
The full report is as follows: sporadic emissions of volcanic ash
Nevado del Ruiz (Colombia): (25 Dec) Volcanic Ash Advisory Center Washington (VAAC) issued the following report: NO VA OBS
Sangay (Ecuador): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 20000 ft (6100 m) altitude or flight level 200 .
The full report is as follows: VA CLD OBSD to 20000 ft (6100 m)
Reventador (Ecuador): 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: OCNL VA EMS to 15000 ft (4600 m)
Sabancaya (Peru): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Buenos Aires warned about a volcanic ash plume that rose up to estimated 24000 ft (7300 m) altitude or flight level 240 and is moving at 15 kts in SE direction.
The full report is as follows: PUFF EMISSIONS to 24000 ft (7300 m)
Nevados de Chillán (Central Chile): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Buenos Aires warned about a volcanic ash plume that rose up to estimated 13000 ft (4000 m) altitude or flight level 130 and is moving at 15 kts in NE direction.
The full report is as follows: PUFF EMISSIONS to 13000 ft (4000 m)
Piton de la Fournaise (La Réunion): The effusive eruption of the volcano continues.
The daily volcanic tremor shows fluctuating values over the past 24 hours.
… [read more]
