Sakurajima (Kyushu, Japan): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTED AT 20230804/1250Z FL110 EXTD NW OBS VA DTG:04/1250Z
Mayon (Luzon Island, Philippines): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTION AT 20230804/1906Z VA CLD UNKNOWN REPORTED OBS VA DTG:04/1910Z
Manam (Papua New Guinea): (3 Aug) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 7000 ft (2100 m) altitude or flight level 070 .
The full report is as follows: CONTINUOUS VA ERUPTION TO FL070 MOV W OBS VA DTG:03/2150Z to 7000 ft (2100 m)
Ibu (Halmahera, Indonesia): (4 Aug) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 6000 ft (1800 m) altitude or flight level 060 .
The full report is as follows: INTERMITTENT DISCRETE VA TO FL060 MOV SW, OBS AT 04/0020Z to 6000 ft (1800 m)
Semeru (East Java, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 and is moving at 05 kts in W direction.
The full report is as follows: INTERMITENT DISCRETE VA OBS TO FL150 04/1150Z EXT W to 15000 ft (4600 m)
Ijen (East Java, Indonesia): (3 Aug) Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: INTERMITTENT DISCRETE WEAK VA EMISSIONS TO FL100 EXT NW
Shishaldin (Aleutian Islands, Alaska): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Anchorage warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 and is moving at 15 kts in NE direction.
The full report is as follows: ERUPTION STARTED AT 20230804/1320Z [ESTIMATED] to 15000 ft (4600 m)
Popocatépetl (Central Mexico): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: NO VA EMS
Nevado del Ruiz (Colombia): 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 EMS OBS to 21000 ft (6400 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: VA EMS CONT 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 16000 ft (4900 m) altitude or flight level 160 .
The full report is as follows: CONTG OCNL VA EMS. to 16000 ft (4900 m)
Sabancaya (Peru): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Buenos Aires warned about a volcanic ash plume that rose up to estimated 23000 ft (7000 m) altitude or flight level 230 and is moving at 10 kts in S direction.
The full report is as follows: continuous ash emissions to 23000 ft (7000 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: INTERMITTENT EMISSIONS to 22000 ft (6700 m)
Volcano Activity Summary for 4 Aug 2023:
