Taal (Luzon, Philippines): The observatory PHIVOLCS recorded several small phreatic bursts from the Main Crater Lake within the Taal caldera at 11:02 and 17:10 local time today.
The explosive activity was accompanied by emissions of steam-laden plumes, which reached approx. 300-600 meters above the fumarolic vents drifting southwest and northwest. Events were steam driven only, caused by overheated water flashing to steam. Events lasted approx. 4-5 minutes.
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Ibu (Halmahera, Indonesia): 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: VA TO FL070 MOV W, REPORTED AT 20/1418Z EST VA DTG:20/1510Z to 7000 ft (2100 m)
Semeru (East Java, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: INTERMITTENT VA ERUPTIONS TO FL170 MOV W/SW
Marapi (Western Sumatra, Indonesia): (20 Apr) Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA TO UNKNOWN HEIGHT OBS FM GND AT 20/0104Z
Dukono (Halmahera): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: CONTINUOUS VA TO FL090 MOV W/SW OBS 20/1840Z
Ruang (Sulawesi & Sangihe Islands): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 5000 ft (1500 m) altitude or flight level 050 .
The full report is as follows: CONTINUOUS VA TO FL050 MOV SOUTHWEST OBS VA DTG:20/1820Z to 5000 ft (1500 m)
…20 Apr:
Although the explosive eruption at the volcano continues, it is at essentially considerably diminished levels.
Three explosions have been detected through the surveillance camera over the past 48 hours. Ash-rich columns rose to an altitude ranging between 1,125 and 1,925 meters drifting to the south.
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Santiaguito (Guatemala): 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)
Fuego (Guatemala): 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: VA EMS OBS to 16000 ft (4900 m)
Sangay (Ecuador): 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)
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 S direction.
The full report is as follows: INTERMITTENT EMISSION to 24000 ft (7300 m)
