Sakurajima (Kyushu, Japan): (1 May) Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTED AT 20210501/0816Z FL080 EXTD E OBS VA DTG:01/0810Z
Suwanose-jima (Ryukyu Islands): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: EXPLODED AT 20210501/1904Z FL040 EXTD SE OBS VA DTG:01/1900Z
Sinabung (Sumatra, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: GROUND REPORT OF ERUPTION WITH VA TO FL100 OBS VA DTG:01/1715Z
Dukono (Halmahera): (30 Apr) 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: CONTINUOUS VA EMISSION TO FL080 OBS VA DTG:30/2300Z to 8000 ft (2400 m)
Semisopochnoi (United States, Aleutian Islands): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Anchorage warned about a volcanic ash plume that rose up to estimated 8000 ft (2400 m) altitude or flight level 080 and is moving at 20 kts in S direction.
The full report is as follows: LOW LEVEL VA PLUME EXTENDING S OF VOLCANO. to 8000 ft (2400 m)
Popocatépetl (Central Mexico): 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: PSBL VA EMS to 21000 ft (6400 m)
Pacaya (Guatemala): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 10000 ft (3000 m) altitude or flight level 100 .
The full report is as follows: OCL VA EMS to 10000 ft (3000 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: PSBL VA EMS to 15000 ft (4600 m)
Nevado del Ruiz (Colombia): (30 Apr) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 19000 ft (5800 m) altitude or flight level 190 .
The full report is as follows: NEW VA EMS to 19000 ft (5800 m)
Sangay (Ecuador): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 24000 ft (7300 m) altitude or flight level 240 .
The full report is as follows: VA OBS FM VONA to 24000 ft (7300 m)
Reventador (Ecuador): (1 May) 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: NEW VA EMS to 14000 ft (4300 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 .
The full report is as follows: INTERMITTENT EMISSION to 24000 ft (7300 m)
