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Great Sitkin volcano, United States, Aleutian Islands: news & activity updates

Updated: Feb 29, 2024 21:36 GMT-
Wed, 28 Feb 2024, 15:00
AVO reported that slow lava effusion continued in Great Sitkin's summit crater during 21-27 February, confirmed by a 24 February satellite image. A few small volcanic earthquakes were recorded by the seismic network during 24-26 February. Weather clouds obscured satellite and webcam views during most of the week. Read all
Wed, 21 Feb 2024, 15:00
AVO reported that slow lava effusion likely continued at Great Sitkin during 13-20 February with growth concentrated at the center of the flow in the summit crater. Steam emissions were visible in satellite and webcam images during 14-15 February. A 15 February radar image showed inflation near the summit crater vent and a new lobe of lava advancing NW. Read all
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Great Sitkin volcano
Stratovolcano 1740+ m / 5,709 ft
United States, Aleutian Islands, 52.08°N / -176.13°W
Current status: minor activity or eruption warning (3 out of 5) Great Sitkin volcano eruptions:
2021, 1974
Typical eruption style
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