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Toutes les actualités et mises à jour sur les volcans:

mar., 31 juil. 2012, 10:08
Fuego volcano (Guatemala): Latest observations suggest a decreasing trend in activity, but strombolian eruptions continue with explosions producing 200-500 m high ash clouds, and at least one lava flow is still active. Seismic activity is at moderate levels. ...plus [lire toutes]
mar., 31 juil. 2012, 10:05
Mayon as most of the other volcanoes in the Philippines is currently quiet as the eruptions blog writes. ...plus
mar., 31 juil. 2012, 10:05
The water of the Taal caldera lake has become cooler and less acidic and GPS measurements have been showing deflation since August of 2011. This suggests that the unrest at Taal in 2011 was likely an intrusion that has since ceased, the Eruptions Blog writes. ...plus
mar., 31 juil. 2012, 10:05
Seismic signals indicating fluid movements under the volcano are still present but have decreased. Such signals occurred on 26, 27, 29 and 30 July.
mar., 31 juil. 2012, 09:51
Seismic recording from Reventador 31 July (IG)
The volcano's activity remains at a level considered moderate to high ...plus
mar., 31 juil. 2012, 09:45
A pilot observed a small ash eruption from the remote Sangay volcano on 28 July. A thermal signal at the summit is visible, suggesting lava dome growth and or strombolian activity.
mar., 31 juil. 2012, 09:39
Seismogramm RETU station 29 July (IGN)
Seismic data suggest a phase of increased activity occurred at Tungurahua volcano in Ecuador on 29 July, but there are no recent reports of new ash emissions. At the moment, the seismicity is rather calm.
mar., 31 juil. 2012, 09:05
OLLZ station seismogramm showing the (black) signal at 20:02 possibly indicating an ash emission
At 20:02 (Local time) on 30 July, the Manizales oservatory observed a seismic signal probably reflecting an ash eruption from Nevado del Ruiz. The signal was similar to those recorded on 10 and 19 April and 22 May 2012 when ash eruptions occurred. Seismic activity at Nevado del Ruiz is elevated and the volcano is producing an important SO2 plume.
mar., 31 juil. 2012, 07:39
Seismic recording from Sotara (29 July) (INGEOMINAS)
Volcanic unrest has been detected recently at Sotara volcano. An increased number of small volcanic earthquakes is visible on seismic recordings.
mar., 31 juil. 2012, 07:18
Santiaguito's activity continues at elevated levels. During 29-30 July, INSIVUMEH reports weak to moderately strong explosions that produced ash columns reaching 1,500 meters height and moving west southwest for 12 km. At night the sounds of pyroclastic flows could be heard. White steam plumes rise from the lava dome to 400 m height.

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