Shiveluch volcano (Kamchatka) activity update: strong explosive activity, large ash plumes up to 15 km altitude

jeu., 17 mai 2012, 10:05
10:05 AM | AUTEUR : T
Strong explosive activity at Shiveluch continued during 4-11 May. Ground-based observers and satellite imagery indicated that a viscous lava flow continued to effuse in the active crater and was accompanied by fumarolic activity.
Seismic data and visual observations showed that ash plumes rose to altitudes of 10 and 5 km (32,800 and 16,400 ft) a.s.l. on 5 May and during 6-8 May, respectively. Satellite imagery showed a thermal anomaly on the lava dome during 4-5 and 8-10 May. Ash plumes drifted 800 km SE on 5 May, and an ash cloud 95 km SE of the volcano was observed on 7 May.

Actualités précédentes

mar., 8 mai 2012, 10:05
KVERT reported that explosive activity at Shiveluch continued during 27 April-4 May. Ground-based observers and satellite imagery indicated that a viscous lava flow continued to effuse in the crater formed during a 2010 eruption and was accompanied by fumarolic activity. ... Read all
dim., 6 mai 2012, 10:05
Webcam image of the eruption on 5 May (KVERT)
Dr. Olga Girina from KVERT reported a strong explosive eruption from Shiveluch on 5 May. The ash column rose to 8 km altitude and images of the webcam show strong incandescence at the base of the eruption column and even some lightning discharges. The eruption lasted about 15 minutes ... Read all
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