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Koryaksky volcano (Eastern Kamchatka, Russia) - Smithsonian / USGS Weekly Volcanic Activity Report for 19 August-25 August 2009 (New Activity / Unrest)

mer., 19 août 2009, 06:00
06:00 AM | AUTEUR : VN
KVERT reported that during 14-21 August seismic activity from Koryaksky was slightly above background levels. During 13-16 August, gas-and-steam plumes rose to altitudes of 3.5-5 km (11,500-16,400 ft) a.s.l. Based on visual observations during 16-20 August, gas-and-steam plumes containing ash rose to altitudes of 3.5-4.2 km (11,500-13,800 ft) a.s.l. and drifted in multiple directions.
Ash plumes were also seen in satellite imagery, drifting 215 km E and W. On 23 August, a probable ash plume detected in satellite imagery drifted 50 km ESE. During 24-25 August, seismicity increased; more than 100 earthquakes were recorded.
The Level of Concern Color Code remained at Orange.

Source: Kamchatkan Volcanic Eruption Response Team (KVERT)
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From: Global Volcanism Program, 2009. Report on Koryaksky. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 19 August-25 August 2009. Smithsonian Institution and US Geological Survey.

Actualités précédentes

mer., 12 août 2009, 06:00

Koryaksky volcano (Eastern Kamchatka, Russia) - Smithsonian / USGS Weekly Volcanic Activity Report for 12 August-18 August 2009 (New Activity / Unrest)

KVERT reported that during 10-12 August seismic activity from Koryaksky was above background levels. On 12 August, an ash plume seen on satellite imagery drifted 180 km ESE at an altitude of 3.5 km (11,500 ft) a.s.l. During 15-16 August seismic activity increased, and seismic tremor was detected. ... Read all
mer., 17 juin 2009, 06:00

Koryaksky volcano (Eastern Kamchatka, Russia) - Smithsonian / USGS Weekly Volcanic Activity Report for 17 June-23 June 2009 (Continuing Activity)

Moderate to strong fumarolic activity at Koryaksky has been reported by KVERT in recent weeks. Satellite data showed a weak thermal anomaly over the volcano 11 and 13 June. The Level of Concern Color Code remained at Yellow. ... Read all
Montrer plus
Koryaksky volcan
stratovolcan 3456 m ( 11,338 ft)
Kamtchatka (Russie), 53.32°N / 158.69°E
Condition actuelle: normal / en sommeil (1 sur 5) Eruptions du volcan Koryaksky:
1890, 1926, 1956-57, 2008 (ongoing)
Style éruptif tipique
explosive

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