Volcanic activity worldwide 16 Apr 2020: Klyuchevskoy volcano, Popocatépetl, Krakatau, Semeru, Ibu,...

Klyuchevskoy (Kamchatka): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 23000 ft (7000 m) altitude or flight level 230 and is moving at 20 kts in NE direction.
The full report is as follows: VA AT 20200416/1810Z FL230 EXTD NE OBS VA DTG:16/1810Z to 23000 ft (7000 m)

Aso (central Kyushu, Japan): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ACTIVITY CONT. VA AT 20200416/1800Z FL050 EXTD N OBS VA DTG:16/1750Z

Kuchinoerabu-jima (Ryukyu Islands): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ACTIVITY CONT. VA AT 20200416/1800Z FL030 EXTD N OBS VA DTG:16/1750Z


Ibu (Halmahera, Indonesia): (16 Apr) Volcanic Ash Advisory Center (VAAC) Darwin and PVMBG recorded on 12 April at 22:06 local time white-grey ash plumes that reached 6,000 ft (1,800 m) altitude. The plumes were dispersed towards the north direction.
Additionally recorded 191 volcano-tectonic earthquakes.
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There is a 2 km exclusion zone around the main crater in place and 3,5 km zone away on the N side.


Krakatau (Sunda Strait, Indonesia): 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 and is moving at 5 kts in SW direction.
The full report is as follows: CONTINUOUS VA EMISSIONS TO FL060 OBS VA DTG:16/0905Z to 6000 ft (1800 m)

Semeru (East Java, Indonesia): (16 Apr) Volcanic Ash Advisory Center (VAAC) Darwin recorded today at 02:30 local time an explosion that generated an ash plume, which reached approx. 13,000 ft (3,962 m) altitude and drifted southwest.
The seismic station records 17 volcano-tectonic earthquakes.
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The Alert Level remained at 2.
The warning bulletin states that ballistic impacts of volcanic bombs and pyroclastic flows could affect an area of about 1 km distance from the main crater and 4 km on the SSE flank.


Dukono (Halmahera): 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 and is moving at 10 kts in SW direction.
The full report is as follows: CONTINUOUS VA EMISSION TO FL070 OBS VA DTG:16/1100Z to 7000 ft (2100 m)

Kerinci (Sumatra): Volcanic Ash Advisory Center (VAAC) Darwin recored on 14 April at 03:19 local time an explosion that generated grey ash plume, which rose approx. 1,312 ft (400 m) above the summit.
The seismic station records 1 internal tremor and 79 volcano-tectonic earthquakes.
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The Alert Level remained at 2.
There is a 3 km exclusion zone around the main crater in place.


Popocatépetl (Central Mexico): (16 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: INTMT LGT 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 19000 ft (5800 m) altitude or flight level 190 .
The full report is as follows: OCNL VA CLDS OBS IN SUMMIT WEB CAM to 19000 ft (5800 m)
...16 Apr:
Volcanic Ash Advisory Center (VAAC) Washington recorded explosive activity from the active crater with near-constant ash emissions that reached 21,000 ft (6,400 m) altitude.
Lava flows on the south-eastern flank remain active.

Reventador (Ecuador): (16 Apr) 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: PSBL VA CLD ACT. 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 26000 ft (7900 m) altitude or flight level 260 .
The full report is as follows: continuous ash emissions to 26000 ft (7900 m)