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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
Sakurajima - eruptive activity of this 02.05.2017 / 03h20 - source: Asahi

Sakurajima - eruptive activity of this 02.05.2017 / 03h20 - source: Asahi

The Kagoshima Regional Weather Observatory reports a strong eruption at the Sakurajima / Aira caldera Showa crater, on May 2 at 3:20 am. It was accompanied by a plume of ashes up to 4,000 meters above the crater. The near town of Kagoshima is in the front line for ash fallout, and wearing the mask is recommended.
 
Source: Asahi and JMA / Japan Meteorological Agency

Sakurajima - ash fall predictions for 02.05.2017 - Doc. JMA

Sakurajima - ash fall predictions for 02.05.2017 - Doc. JMA

In Peru, explosions accompanied by ash and gas plumes continue at Sabancaya, where the OVI observed a plume rising 2,000 meters above the summit on 1 May 2017.
 
Source: OVI- Ingemmet

Sabancaya - 01.05.2017 / 10h28 - webcam OVI-Ingemmet

Sabancaya - 01.05.2017 / 10h28 - webcam OVI-Ingemmet

In the Caribbean, the National Agency for Disaster Management has increased the warning level of Kick 'em Jenny to yellow, along with a 5 km maritime exclusion zone around the volcano due to possible floatability problems , On 29 April 2017.
This follows a UWI / SRC recording of a high amplitude seismic signal for 25 sec. At one of the seismic stations of Grenada, also recorded by a station located on the island of Montserrat.
Recent measures indicate that the top of Kick 'em Jenny is currently too deep under the surface for a possible tsunami to occur following an eruption.
 
Source: University of the West Indies - link

 

Bathymetric image of Kick 'em Jenny - Doc. NOAA 2003

Bathymetric image of Kick 'em Jenny - Doc. NOAA 2003

 Location of the submarine volcano Kick 'em Jenny in the Caribbean arc - Doc. UWI

Location of the submarine volcano Kick 'em Jenny in the Caribbean arc - Doc. UWI

The night was restless at the Sinabung with ballistic projections at a significant height and a panache accompanying the activity.


Provided by: Endro Lewa

 Sinabung - 01.05.2017 / 20h45 - photo Endro Lewa

Sinabung - 01.05.2017 / 20h45 - photo Endro Lewa

Sinabung - 02.05.2017 / 01h58 - photo endro Lewa

Sinabung - 02.05.2017 / 01h58 - photo endro Lewa

An assembly gathering around a hundred speleologists with the objective of protecting the karst of Sorbas, in Almeria, to discover other cavities and to diffuse their findings by publications, found an interesting formation, not known to date: a cone of clay, in the form of a regular volcano.


Source: Toposorbas 17 / Twitter.

Karst de sorbas, Almeria - "volcano of clay" - photo Esc de Espeleologia / Twitter

Karst de sorbas, Almeria - "volcano of clay" - photo Esc de Espeleologia / Twitter

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