Volcanic activity worldwide 17 Mar 2023: Fuego volcano, Popocatépetl, Merapi, Semeru, Reventador, M...

Suwanose-jima (Ryukyu Islands): (17 Mar) Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: EXPLODED AT 20230317/0523Z VA CLD UNKNOWN OBS VA DTG:17/0520Z

Merapi (Central Java, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin 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: VA TO FL140 MOV W OBS VA DTG:17/1500Z to 14000 ft (4300 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 14000 ft (4300 m) altitude or flight level 140 .

The full report is as follows: DISCRETE VA TO FL140 REPORTED BY AIRBORNE OBS AT 17/0117Z MOV NW to 14000 ft (4300 m)

Maunaloa (Big Island, Hawai'i): (17 Mar) The volcano has remained at calm stage since the effusive eruption ended on 13 December, 2022.
The number of earthquakes beneath the edifice has returned to background levels.
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An inflation continues to be registered as magma refills the upper magma chamber.
Thus, the Hawaiian Volcano Observatory is lowering the Volcanic Alert Level to "Green".


Tanaga (Aleutian Islands): (17 Mar) The seismic crisis near the volcano has waned significantly both in magnitude and rate from the swarm peak during 9-11 March.
This change lowered the potential for the impending eruption of the volcano.
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Therefore, the Alaska Volcano Observatory (AVO) decreased the Volcanic Alert Level to "Yellow".


Takawangha (Tanaga Island, Aleutian Islands, Alaska): (17 Mar) The seismic crisis near the volcano has waned significantly both in magnitude and rate from the swarm peak during 9-11 March.
This change lowered the potential for the impending eruption of the volcano.
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Therefore, the Alaska Volcano Observatory (AVO) decreased the Volcanic Alert Level to "Yellow".


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 and is moving at 20 kts in SE direction.
The full report is as follows: CONT VA EMS to 21000 ft (6400 m)

Fuego (Guatemala): (17 Mar) Volcanic Ash Advisory Center Washington (VAAC) issued the following report: VA EMS HAS DISP

Nevado del Ruiz (Colombia): 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: NEW VA EMS to 24000 ft (7300 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 EM to 19000 ft (5800 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: OCNL EM to 15000 ft (4600 m)

Sabancaya (Peru): Volcanic Ash Advisory Center Buenos Aires (VAAC) issued the following report: SPORADIC EMISSIONS

Volcano Activity Summary for 17 Mar 2023: