Mayon (Luzon Island, Philippines): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTION AT 20230810/0847Z VA CLD UNKNOWN REPORTED OBS VA DTG:10/0850Z
Bagana (Bougainville Island, Papua New Guinea): (10 Aug) A strong thermal anomaly at the volcano has been identified in the satellite image on 31 July.
Moreover, the Volcanic Ash Advisory Center Darwin (VAAC) reported ash emissions that rose to 8,000 ft (2,400 m) altitude and drifted W-SW on 30 July.
Ulawun (New Britain, Papua New Guinea): (10 Aug) The alert status for the volcano was lowered to Level 1 on 31 July.
The Rabaul Volcano Observatory (RVO) informed that minor gas and steam emissions rose from the volcano’s summit vent during 27 July-4 August. White plumes drifted about 11-12 km to the northwest of the volcano.
… [read more]
Semeru (East Java, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin 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: VA OBS TO FL140 MOV W AT 10/0630Z OBS VA DTG:10/1820Z to 14000 ft (4300 m)
Santiaguito (Guatemala): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: VA NOT DETECTED.
Fuego (Guatemala): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 17000 ft (5200 m) altitude or flight level 170 .
The full report is as follows: OCNL VA EMS. to 17000 ft (5200 m)
Nevado del Ruiz (Colombia): (10 Aug) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 23000 ft (7000 m) altitude or flight level 230 .
The full report is as follows: NEW VA EMS to 23000 ft (7000 m)
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: DISCRETE VA EM WITH HOTSPOT. to 20000 ft (6100 m)
Reventador (Ecuador): (9 Aug) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 13000 ft (4000 m) altitude or flight level 130 .
The full report is as follows: DISCRETE VA EM. to 13000 ft (4000 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 05 kts in N direction.
The full report is as follows: continuous ash emissions to 24000 ft (7300 m)
Ubinas (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: continuous ash emissions to 22000 ft (6700 m)
Piton de la Fournaise (La Réunion): (10 Aug) The Observatoire volcanologique du Piton de la Fournaise (OVPF) local observatory concluded the eruption had ceased.
Very weak spattering within the main cone that has been keeping the lava flow active gradually stopped a couple of days ago. This has been followed by constant degassing, i.e. frequent ‚venting‘ of emissions of gas and steam from the cone. The effusive activity ceased some time early this morning at about 05:00 local time.
… [read more]
