Fagradalsfjall (Reykjanes Peninsula, Iceland): (18 Sep) After the resumption of the effusive eruption at the current site one week ago, the activity shows signs of increasing.
It proves a formation of new lava flows in the upper part of the Nátthagi valley that have continued to fill up the valley.
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La Palma (Canary Islands (Spain)): The seismic activity under la Cumbre Vieja has picked up again during the past 12 hours, after having decreased significantly during the previous day.
The largest quake was a magnitude 3.2 event at 03:26 (UTC) today, at shallow depth of 0.1 km, and was felt by the population. Up to today moment and since the beginning of the series, 5391 earthquakes have been detected, of which 1102 have been located.
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Karymsky (Kamchatka): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: VA IS NOT IDENTIFIABLE IN SATELLITE IMAGERY.
…18 Sep:
The explosive activity of the volcano continues at moderate levels.
The volcano continues to produce near-frequent small to moderate ash emissions and occasional larger vulcanian-type explosions. Plumes of ash rose to an approx. altitude of between 12,000 ft-20,000 ft (3,700 m-6,100 m) and extended about 38 km to the east of the volcano as reported Volcanic Ash Advisory Center (VAAC) Tokyo and KVERT observatory.
Suwanose-jima (Ryukyu Islands): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ACTIVITY CONT. VA AT 20210918/1800Z FL060 EXTD SE OBS VA DTG:18/1750Z
Ibu (Halmahera, Indonesia): (18 Sep) 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 MOV W AT 18/0235Z to 8000 ft (2400 m)
Semeru (East Java, Indonesia): (18 Sep) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 13000 ft (4000 m) altitude or flight level 130 .
The full report is as follows: VA OBS TO FL130 MOV W OBS VA DTG:17/2340Z to 13000 ft (4000 m)
Agung (Bali): (18 Sep) Based on volcano monitoring data and visual observations during 1 Jan-13 Sept, the volcano observatory PVMBG reported that the activity at the volcano decreased significantly.
Its currently stable condition suggests that there is a delicate equilibrium. Therefore, the alert level for the volcano was lowered to „green“.
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Popocatépetl (Central Mexico): (18 Sep) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 20000 ft (6100 m) altitude or flight level 200 .
The full report is as follows: PSBL CONTG VA EMS. to 20000 ft (6100 m)
…18 Sep:
Elevated vulcanian activity continues from the summit crater.
Another stronger-than-usual explosion occurred at the volcano at 11:45 local time today. A plume of ash rose to an altitude of 21,000 ft (6,400 m) and drifted SW.
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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: VA EM OBSD 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 15000 ft (4600 m) altitude or flight level 150 .
The full report is as follows: VA OBS IN SAT. to 15000 ft (4600 m)
Nevado del Ruiz (Colombia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 20000 ft (6100 m) altitude or flight level 200 .
The full report is as follows: RPRT OF VA EM to 20000 ft (6100 m)
Reventador (Ecuador): 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: ONGOING VA EMS 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 24000 ft (7300 m) altitude or flight level 240 and is moving at 10 kts in SW direction.
The full report is as follows: CONTINUOUS EMISION to 24000 ft (7300 m)
