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Diaporama
Little Sitkin volcan
stratovolcan 1174 m / 3,852 ft
Western Aleutian Islands, 51.95°N / 178.54°E
Condition actuelle: normal / en sommeil (1 sur 5)
Little Sitkin webcams / données en temps réel | Reports
Little Sitkin livres
Eruptions du volcan Little Sitkin:
1828-1830, 1776
Style éruptif tipique:
explosive
Derniers séismes proches
Derniers images satellite

Sentinel hub | Landsat 8
 

News and activity updates

Sun, 17 Feb 2013, 23:01
Seismic signal from Little Sitkin on 16 Feb 2013 (AVO)
An earthquake swarm occurred yesterday, but it's not strong enough to trigger a raise of alert level.
Thu, 10 Jan 2013, 08:34
After a gradual overall decrease in seismicity during the past months, AVO has put the alert level of Little Sitkin volcano back to green.
Fri, 16 Nov 2012, 11:05
Current seismic signal from Little Sitkin (AVO)
A small earthquake swarm occurred this morning at the volcano. USGS has not noted any other unusual activity.
Sun, 28 Oct 2012, 09:34
Current seismic signal from Little Sitkin (AVO)
Seismic activity remains elevated, but no other signs of activity have been detected recently.
Mon, 8 Oct 2012, 10:05
Current seismic signal from Little Sitkin (AVO)
Seismicity remains elevated, but much less so than a month ago. USGS keeps the volcano at alert level Yellow.
Mon, 8 Oct 2012, 10:05
Current seismic signal from Little Sitkin (AVO)
Seismicity remains elevated, but much less so than a month ago. USGS keeps the volcano at alert level Yellow.
Tue, 2 Oct 2012, 10:05
Current seismic signal LSSA station (AVO)
Seismic activity remains elevated. Nothing unusual was observed in mostly cloudy satellite images over the past 24 hours. AVO has received no reports of unusual activity at the volcano. (AVO)
Sat, 29 Sep 2012, 09:27
Current seismic signal from Little Sitkin (AVO)
Seismic activity remains elevated. The level of seismic activity varies from day to day, though this week it has been at levels lower than seen earlier in the current period of unrest, which started in late August. Nothing unusual was observed in mostly cloudy satellite images over the past week. AVO has received no reports of unusual activity at the volcano. (AVO)
Thu, 27 Sep 2012, 09:32
What could be another seismic swarm and perhaps weak tremor is visible on the current seismogram of the volcano. "Seismic activity remains above background and nothing unusual was observed in mostly cloudy satellite images over the past 24 hours", the Alaska Volcano Observatory reports.
Tue, 25 Sep 2012, 10:05
Current seismogram from Little Sitkin (AVO)
Another weak seismic swarm and perhaps a tremor episode are visible on today's seismic recording. AVO reports seismicity slightly above background levels.

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