Volcanic activity world-wide 30-31 October 2012: Tjörnes Fracture Zone, Poás, Popocatépetl, Fuego, Ambrym, Sakurajima, Mammoth Mountain
mercredi oct. 31, 2012 17:57 | AUTEUR : T
The seismic swarm in the Tjörnes Fracture Zone north off Iceland continues into its 10th day and the frequency of quakes has even picked up again a bit. An warning for a possible larger earthquake remains in place.
3 small phreatic explosions occurred at Poas volcano in Costa Rica on Sunday 29 Oct.
Popocatépetl's activity remains fairly stable. The volcano continues to glow at night and produced 1-2 weak explosions per hour, sometimes with small ash plumes. A local news article mentioned light ash fall occurred in some nearby areas.
Fuego volcano continues with mild infrequent strombolian explosions and an active lava flow towards the Ash Canyon about 400 m long.
A strong SO2 plume can be seen from Ambrym volcano on Vanuatu on 30 Oct, where several lava lakes are quite active.
Sakurajima volcano had 2 moderately strong explosions on 29 and 30 Oct with ash plumes reaching 3-3.4 km altitude.
Mammoth Mountain in California experienced a deep seismic swarm during 29 Oct, accompanied by some measurable extension of the volcanic edifice.
Volcanic activity world-wide 29 October 2012: Kilauea, Popocatépetl, Fuego, Santiaguito, Galeras, Michael, Sakurajima
lundi, oct. 29, 2012
The week starts with little significant volcano activity to report. Some updates include: ... [details]
Volcanic activity world-wide 26-28 October 2012: Kilauea, Popocatépetl, Fuego, Cleveland, Little Sitkin, Iliamna, Sheveluch, Karymsky, Klyuchevskoi, Kizimen, Gorely, Alaid, Havre
dimanche, oct. 28, 2012
The lava lake at Kilauea volcano on Hawai'i within Halema‘uma‘u crater remains at high levels, althouth the inflation-deflation cycle has now entered deflation and the lake level has slightly dropped. Elevated earthquake activity continues to appear beneath the upper eastern rift zone. ... [details]
Volcanic activity world-wide 25 October 2012: Popocatépetl, Fuego, Santiaguito, Tungurahua, Tjörnes Fracture Zone (Iceland)
jeudi, oct. 25, 2012
There has not been happening much in the volcano world these days. ... [details]
Volcanic activity world-wide 23-24 October 2012: Kilauea, Cleveland, Lokon, Paluweh, Popocatépetl, Fuego, Sotará, Tjörnes Fracture Zone (Iceland)
mercredi, oct. 24, 2012
Volcanic activity world-wide 22 October 2012: Tjörnes Fracture Zone (Iceland), Popocatépetl, Turrialba, Fuego, Galeras, Raung, Bagana
lundi, oct. 22, 2012