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Random pictures
News
Friday, Jan 19, 2018
The recent unrest at the volcano, likely caused by a small intrusion of magma, has ended and the alert level was lowered to Green, the Alaska Volcano Observatory (AVO) reported earlier. ... [more]
Worldview-3 satellite image of the summit area of Great Sitkin volcano, November 21, 2017. The area of steaming indicated by the red arrow is the likely source of the volcanic emissions noted and photographed by local observers on Adak, November 19, 2017. The melt depressions on the east side of the 1974 lava flow were evident in a September 14, 2017 satellite image but not present in an April 18, 2017 image indicating that they likely formed during the spring-summer 2017. (image: Chris Waythomas / AVO / USGS)
Tuesday, Nov 28, 2017
Recent observations of a robust steam plume and a period of gradually increasing seismicity over several months at Great Sitkin prompted AVO to raise the Aviation Color Code to Yellow and the Volcano Alert Level to Advisory on 22 November. ... [more]
 

Great Sitkin volcano

Stratovolcano 1740+ m / 5,709 ft, United States, Aleutian Islands, 52.08°N / -176.13°W
Nearby recent earthquakes (within 30km radius):

Earthquake list: past 7 days (only M>=-0.8) (6 quakes)

 | latest | archive: show
Earthquake depth plotUpdated: Thu, 13 Dec 23:47 UTC (GMT)
TimeMag. / DepthDistanceLocationMapSource
Thu, 13 Dec
Thu, 13 Dec 15:30 UTCM 0.5 / 6.1 km - [info] (0 km)- 42km ENE of Adak, Alaska
[Map]
USGS
Fri, 7 Dec
Fri, 7 Dec 17:16 UTCM 0.1 / 2.1 km - [info]Great Sitkin (1 km) - United States, Aleutian Islands- 42km ENE of Adak, Alaska
[Map]
USGS
Fri, 7 Dec 10:41 UTCM 0.3 / 5.5 km - [info]Great Sitkin (7 km) - United States, Aleutian Islands- 48km ENE of Adak, Alaska
[Map]
USGS
Fri, 7 Dec 10:27 UTCM 0.1 / 2.2 km - [info]Great Sitkin (3 km) - United States, Aleutian Islands- 41km ENE of Adak, Alaska
[Map]
USGS
Fri, 7 Dec 10:06 UTCM 1.4 / 2.3 km - [info]Great Sitkin (0 km) - United States, Aleutian Islands- 42km ENE of Adak, Alaska
[Map]
USGS
Fri, 7 Dec 05:12 UTCM 1.3 / 1.5 km - [info]Great Sitkin (0 km) - United States, Aleutian Islands- 42km ENE of Adak, Alaska
[Map]
USGS
 

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