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Earth of fire

Actualité volcanique, Articles de fond sur étude de volcan, tectonique, récits et photos de voyage

Publié le par Bernard Duyck
Publié dans : #Actualités volcaniques
 Turrialba - plume seen by the Ovsicori webcam on 30.10.2017 at 11:09

Turrialba - plume seen by the Ovsicori webcam on 30.10.2017 at 11:09

The Ovsicori reported several eruptive episodes on October 30, 2017 in Turrialba, at 10:30, accompanied by a plume 500 m above the crater, at 11:05, with a column of ash of 500 m, and at 14:45, with a plume of ashes of 200 m.
The winds blow to the west, but no ash drop is reported.


Source: Ovsicori
 

Sabancaya - table recapitulating the activity from 23 to 29.10.2017 - IGP / OVI / Ingemmet

Sabancaya - table recapitulating the activity from 23 to 29.10.2017 - IGP / OVI / Ingemmet

The week passed with a decrease in activity at Sabancaya, where an average of 43 explosions / day was recorded, accompanied by ash plumes reaching a maximum of 3,900 meters above the crater, dispersing over a NE sector. , E, SE, and NW, within a radius of 30 km.
Seismicity continues to be dominated by fluid movements, characterized by LP earthquakes, and hybrid earthquakes, related to magma rise.
The flow of sulfur dioxide remains high with a maximum of 2,635 tonnes / day.
 
Source: IGP / OVI / Ingemmet

 

 Sinabung - 30.10.2017 / 20h22 - photo Endro Lewa

 Sinabung - 30.10.2017 / 20h22 - photo Endro Lewa

At Sinabung, the day was marked by a degassing of 100-800 meters above the summit. An emission of ashes is noted, with a plume of 2,000 m height; as well as two pyroclastic flows over 3,000 meters towards the SSE, and 59 incandescent collapses of blocks, flowing between 500 and 1,500 m towards the S and the E.


Source: PVMBG

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