Explosive-effusive eruption of Alaid volcano in 2022 (Atlasova Island, Northern Kuril Islands)

Data are presented on a moderate effusive-explosive eruption of the summit crater of Alaid volcano (Atlasov Island, Northern Kuril Islands) observed from September 10 to December 1, 2022. Based on satellite and visual data, it was found that as a result of Strombolian-Volcan activity two lava flows,...

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Main Authors: A.V. Degterev, M.V. Chibisova, F.A. Romanyuk
Format: Article
Language:Russian
Published: Institute of Volcanology and Seismology FEB RAS 2023-06-01
Series:Вестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле
Subjects:
Online Access:http://www.kscnet.ru/journal/kraesc/article/view/755
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author A.V. Degterev
M.V. Chibisova
F.A. Romanyuk
author_facet A.V. Degterev
M.V. Chibisova
F.A. Romanyuk
author_sort A.V. Degterev
collection DOAJ
description Data are presented on a moderate effusive-explosive eruption of the summit crater of Alaid volcano (Atlasov Island, Northern Kuril Islands) observed from September 10 to December 1, 2022. Based on satellite and visual data, it was found that as a result of Strombolian-Volcan activity two lava flows, 2.6 and 1 km long, were poured out on the southern slope of the volcano, and at least 16 emissions occurred to a height of 2.5 to 6 km a.s.l. The ash plumes spread out mainly in the southeast and east-southeast directions, their maximum length reaching 300–500 km. The eruption posed a danger to local airlines. The lava outpouring provoked the formation of lahars that descended the southern slope of the volcano and reached the island coast. The alluvial fan formed from mudflow masses partially deposited beyound the coastline, causing an increase in the island land.
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series Вестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле
spelling doaj.art-7c3058f1b4e94170a3e126c2c426cdeb2023-07-03T21:49:53ZrusInstitute of Volcanology and Seismology FEB RASВестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле1816-55241816-55322023-06-01582172810.31431/1816-5524-2023-2-58-17-281036Explosive-effusive eruption of Alaid volcano in 2022 (Atlasova Island, Northern Kuril Islands)A.V. Degterev0M.V. Chibisova1F.A. Romanyuk2Federal state budgetary institution of science Institute of marine Geology and Geophysics FEB RAS, Yuzhno-Sakhalinsk, RussiaFederal state budgetary institution of science Institute of marine Geology and Geophysics FEB RAS, Yuzhno-Sakhalinsk, RussiaInstitute of Marine Geology and Geophysics, FEB RAS, Yuzhno-Sakhalinsk, RussiaData are presented on a moderate effusive-explosive eruption of the summit crater of Alaid volcano (Atlasov Island, Northern Kuril Islands) observed from September 10 to December 1, 2022. Based on satellite and visual data, it was found that as a result of Strombolian-Volcan activity two lava flows, 2.6 and 1 km long, were poured out on the southern slope of the volcano, and at least 16 emissions occurred to a height of 2.5 to 6 km a.s.l. The ash plumes spread out mainly in the southeast and east-southeast directions, their maximum length reaching 300–500 km. The eruption posed a danger to local airlines. The lava outpouring provoked the formation of lahars that descended the southern slope of the volcano and reached the island coast. The alluvial fan formed from mudflow masses partially deposited beyound the coastline, causing an increase in the island land.http://www.kscnet.ru/journal/kraesc/article/view/755alaideffusive-explosive eruptionash cloudslava flowslahars
spellingShingle A.V. Degterev
M.V. Chibisova
F.A. Romanyuk
Explosive-effusive eruption of Alaid volcano in 2022 (Atlasova Island, Northern Kuril Islands)
Вестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле
alaid
effusive-explosive eruption
ash clouds
lava flows
lahars
title Explosive-effusive eruption of Alaid volcano in 2022 (Atlasova Island, Northern Kuril Islands)
title_full Explosive-effusive eruption of Alaid volcano in 2022 (Atlasova Island, Northern Kuril Islands)
title_fullStr Explosive-effusive eruption of Alaid volcano in 2022 (Atlasova Island, Northern Kuril Islands)
title_full_unstemmed Explosive-effusive eruption of Alaid volcano in 2022 (Atlasova Island, Northern Kuril Islands)
title_short Explosive-effusive eruption of Alaid volcano in 2022 (Atlasova Island, Northern Kuril Islands)
title_sort explosive effusive eruption of alaid volcano in 2022 atlasova island northern kuril islands
topic alaid
effusive-explosive eruption
ash clouds
lava flows
lahars
url http://www.kscnet.ru/journal/kraesc/article/view/755
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AT faromanyuk explosiveeffusiveeruptionofalaidvolcanoin2022atlasovaislandnorthernkurilislands