Semisopochnoi volcano (Alaska): small explosions
The infrasound sensors of the Alaska Volcano Observatory detected a small explosion at the volcano at 02:30 local time yesterday followed by a series of smaller explosions.
Mon, 22 Mar 2021, 09:1509:15 AM | BY: MARTIN
A gas plume occurred in satellite data from the past day.
No elevated surface temperatures or ash clouds were observed in cloudy satellite images.
Source: Alaska Volcano Observatory volcano activity update 22 March 2021
Tue, 9 Feb 2021, 08:42
The Alaska Volcano Observatory (AVO) raised the alert level of the volcano to ORANGE, after detecting evidence of continuing eruptions in the past days: ... Read all