Korovin volcano (Andreanof Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 8 March-14 March 2006 (Continuing Activity)
AVO decreased the Concern Color Code at Korovin from Yellow to Green (the lowest level) on 8 March. After raising the Concern Color Code on 22 February in response to increased seismicity, the rate of micro-earthquakes stabilized and then declined. During 1-8 March, seismicity was near background levels and no unusual activity was seen on satellite imagery or by observers.
Wed, 8 Mar 2006, 06:0006:00 AM | BY: VN
Source: US Geological Survey Alaska Volcano Observatory (AVO)
From: Global Volcanism Program, 2006. Report on Korovin. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 8 March-14 March 2006. Smithsonian Institution and US Geological Survey.
Wed, 1 Mar 2006, 06:00
Korovin volcano (Andreanof Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 1 March-7 March 2006 (Continuing Activity)
Seismicity at Korovin remained slightly above background levels during 24 February to 3 March. Clouds obscured satellite views of the volcano, and AVO received no reports of activity. There were no indications that an eruption was imminent. The volcano remained at Concern Color Code Yellow. ... Read all
Wed, 22 Feb 2006, 06:00
Korovin volcano (Andreanof Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 22 February-28 February 2006 (New Activity / Unrest)
AVO reported that the Concern Color Code at Korovin volcano was raised from Green to Yellow on 22 February due to an increase in seismicity at the volcano. Distinct seismic signals indicating unrest were recorded on 4 days between 17 and 22 January, with a sustained 11-minute-long seismic signal on 22 February. After 22 February, seismicity decreased and distinct seismic signals like those recorded earlier were not detected. ... Read all