Stromboli (Eolian Islands, Italy): (11 Oct) Volcanic Ash Advisory Center Toulouse (VAAC) issued the following report: ERUPTION AT 20221011/0756Z STEAM AND DILUTE ASH CLOUDS
…11 Oct:
The activity at the volcano remains elevated.
The lava flow seems to decrease its advance on Sciara del Fuoco, at least judging from available webcam imagery from the last night and early morning.
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Nishino-shima (Volcano Islands, Japan): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 12000 ft (3700 m) altitude or flight level 120 and is moving at 15 kts in NW direction.
The full report is as follows: VA EMISSIONS CONTINUING OBS VA DTG:11/1720Z to 12000 ft (3700 m)
Sakurajima (Kyushu, Japan): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTED AT 20221011/1130Z FL080 EXTD S OBS VA DTG:11/1130Z
Suwanose-jima (Ryukyu Islands): (10 Oct) Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: EXPLODED AT 20221010/2116Z OVER FL040 EXTD S OBS VA DTG:10/2110Z
White Island (New Zealand): (11 Oct) The GeoNet webcam, located on the North rim, observed intermittent passive, mild emissions of steam and ash occurring from the active vent again.
On 5 October, flight observations confirmed a temperature of gas and steam to detect at 165 ºC.
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Taupo (New Zealand): (11 Oct) The period of the earthquake swarm at the volcano continues.
The average rate of quakes has been varying since May peaked with over 80 events per week in early September. The current weekly value has dropped significantly to 20-40 events/week. 746 earthquakes in total have been detected so far, located at depths between 4 and 13 km beneath the lake since the unrest began. Earthquakes have been occurring mostly in the eastern part of Lake Taupō (Taupō-nui-a-Tia) over the past 2 weeks with a maximum magnitude of M 3.3 on 3 October.
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Popocatépetl (Central Mexico): 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: VA EMS OBS to 20000 ft (6100 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 21000 ft (6400 m) altitude or flight level 210 .
The full report is as follows: VA EMS OBS to 21000 ft (6400 m)
Sangay (Ecuador): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 22000 ft (6700 m) altitude or flight level 220 .
The full report is as follows: CONS VA EMS to 22000 ft (6700 m)
Reventador (Ecuador): (11 Oct) 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: ONGOING VA EMS 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 24000 ft (7300 m) altitude or flight level 240 .
The full report is as follows: INTERMITTENT PUFF EMS to 24000 ft (7300 m)
Nevados de Chillán (Central Chile): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Buenos Aires warned about a volcanic ash plume that rose up to estimated 18000 ft (5500 m) altitude or flight level 180 .
The full report is as follows: STRONG PUFF EMS to 18000 ft (5500 m)
…11 Oct:
The explosive eruption of the volcano continues.
The SERNAGEOMIN surveillance camera observed a major explosion in the late afternoon on 9 October. A spectacular tall and dense ash plume rose to an estimated 18,000 ft (5,500 m) height and drifted NW. The strong eruption generated several pumice-and-ash flows, traveling into various directions, caused by an eruption column collapse.
