Volcanic activity worldwide 14 Apr 2020: Klyuchevskoy volcano, Popocatépetl, Krakatau, Merapi, Duko...

Klyuchevskoy (Kamchatka): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 22000 ft (6700 m) altitude or flight level 220 and is moving at 20 kts in E direction.
The full report is as follows: VA AT 20200414/1800Z FL220 EXTD E OBS VA DTG:14/1800Z to 22000 ft (6700 m)

Aso (central Kyushu, Japan): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ACTIVITY CONT. VA AT 20200414/1800Z FL070 EXTD SE OBS VA DTG:14/1750Z

Kuchinoerabu-jima (Ryukyu Islands): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTED AT 20200414/0900Z FL030 EXTD S OBS VA DTG:14/0850Z


Sakurajima (Kyushu, Japan): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: EXPLODED AT 20200414/1849Z OVER FL090 EXTD E OBS VA DTG:14/1840Z

Krakatau (Sunda Strait, Indonesia): The volcano remains active. While it has been mostly comparably most of the time, it is emitting lots of gas and steam, probably small explosions, and at night shows near constant glow.
In addition, a powerful explosion occurred from its crater last night, at 20:54 local time.
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The eruption lasted only a few minutes and was probably a vulcanian-type event. Glowing lava bombs landed on the outer slope of Anak Krakatau. Here's the event captured by the webcam still operating on the island:


Merapi (Central Java, Indonesia): (14 Apr) PVMBG recorded an explosion on 10 April at 09:10 local time that generated a dense grey ash plume, which rose approx. 9,842 ft (3,000 m) above the summit. Eruptions have occurred 13 times since September 2019 which marked the intrusion of new magmas.
There is a 3 km exclusion zone around the main crater in place.
Source: Pusat Vulkanologi dan Mitigasi Bencana Geologi volcano activity update 14 April 2020

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 5 kts in S direction.
The full report is as follows: CONTINUOUS VA EMISSION TO FL070 OBS VA DTG:14/1700Z to 7000 ft (2100 m)
...14 Apr:
Volcanic Ash Advisory Center (VAAC) Darwin recorded an explosive activity from the active crater with near-constant ash emissions that reached 7,000 ft (2,100 m) altitude and drifted NE, E and SE direction.
The seismic station records 2 volcano-tectonic earthquakes.
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There is a 2 km exclusion zone around the main crater in place.


Kerinci (Sumatra): (14 Apr) Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VONA STATE ERUPTION TO FL140 AT 14/0247Z OBS VA DTG:14/0319Z

Popocatépetl (Central Mexico): 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 and is moving at 5-10 kts in NE direction.
The full report is as follows: VA EM OBS IN STLT. 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 21000 ft (6400 m) altitude or flight level 210 .
The full report is as follows: DISCRETE VA EM AT 1750Z. to 21000 ft (6400 m)

Reventador (Ecuador): 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: VA EM AT ARND 1820Z. to 15000 ft (4600 m)

Sabancaya (Peru): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Buenos Aires warned about a volcanic ash plume that rose up to estimated 27000 ft (8200 m) altitude or flight level 270 and is moving at 35 kts in NE direction.
The full report is as follows: SPORADIC STRONG PUFFS OF VA to 27000 ft (8200 m)
...14 Apr:
The eruptive activity of the volcano continues at moderately levels.
The Instituto Geofísico del Perú (IGP) recorded during the period 6-12 Apr 2020 510 volcano-tectonic earthquakes associated with magma rising, 7 explosions per day in average.
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An explosions at the volcano generated an ash plumes, which rose approx. 9,842 ft (3,000 m) above the summit and drifted E and NE.
No significant changes are expected on the following days. Active lava dome is growing with diameter approx. 280 m that can lead to its collapse associated with small pyroclastic flows.


Nevados de Chillán (Central Chile): Volcanic Ash Advisory Center Buenos Aires (VAAC) issued the following report: WEAK EMISSION OF GASES AND PSB LGT VA