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Earth of fire

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

Publié le par Bernard Duyck
Reventador -  nightlife of 17.05.2015 - photo Hosteria el Reventador.

Reventador - nightlife of 17.05.2015 - photo Hosteria el Reventador.

In Ecuador, an increase of emission tremor of Reventador volcano was observed on May 17, 2015 at 13h50 UTC / 8:50 loc., suggesting a lava flow, not directly visible because of cloud cover.
Thermal images of Reventador, located in the Copete sector, show the presence of a lava flow down its southern slopes.
On the image of 19.05, it forms a fan, ranging from SW to SE and is divided into three fronts, reaching a length of over 1,000 meters from the summit.
The ejecta related of the explosions are limited inside the caldera and do not threat to populated areas.

Source : IGEPN - link

Reventador - Thermal image of 19.05.2015 - the highest temperature of the cast are noted on the S. & SE flanks. - Doc. IGEPN

Reventador - Thermal image of 19.05.2015 - the highest temperature of the cast are noted on the S. & SE flanks. - Doc. IGEPN

Reventador - Thermal webcam images of 05/17/15 and 19/05/15 - Doc. IGEPNReventador - Thermal webcam images of 05/17/15 and 19/05/15 - Doc. IGEPN

Reventador - Thermal webcam images of 05/17/15 and 19/05/15 - Doc. IGEPN

In Colombia, the Nevado del Ruiz has been the site of ash emissions on 19 and 20 May 2015, visible on the webcam.
These programs follow a volcanic tremor episode began on May 13 to 3:08, associated with the first ash emissions, amounting to approximately 300 meters.
In late April, of such ash emissions were recorded by the Observatory of Manizales.

Source : SGC / Servicio Geologico Colombiano – Manizales - link
 

Nevado del Ruiz - ash plume 20/05/2015 - webcam ob.Manizales

Nevado del Ruiz - ash plume 20/05/2015 - webcam ob.Manizales

Nevado del Ruiz - Notice of ash emissions and tremor of April and May 2015 - Doc. SGC Manizales - one click toNevado del Ruiz - Notice of ash emissions and tremor of April and May 2015 - Doc. SGC Manizales - one click to
Nevado del Ruiz - Notice of ash emissions and tremor of April and May 2015 - Doc. SGC Manizales - one click to

Nevado del Ruiz - Notice of ash emissions and tremor of April and May 2015 - Doc. SGC Manizales - one click to

An explosion marked the saddle between the Gunung Lokon and Gunung Empung, twin-volcanoes located on the Indonesian island of Sulawesi, on May 20, 2015 at 3:22 p.m. local. She was accompanied by an ash plume rising 1,500 meters above the presumed area of ​​Tompaluan crater, and a loud noise heard 5 km away.
The last eruption of Lokon-Empung date from Sept. 2012 to Sept. 2013 (GVP); three explosions were reported by the PVMBG on September 13, 2014, accompanied by white plumes rising 500 meters above the crater. This volcano is still on alert level 3 / Siaga since September 24, 2011, together with a closed area of ​​radius of 2.5 km.

Source : Facebook & Twitter

Explosion of Lokon-Empung - 20.05.2015 - photo Twitter via @PietHeinPusung

Explosion of Lokon-Empung - 20.05.2015 - photo Twitter via @PietHeinPusung

Lokon-Empung  20.05.2015 - photos : left, Doudyjoun Tatipang / Twitter - right, via L.K.Adam / Twitter - a click to enlargeLokon-Empung  20.05.2015 - photos : left, Doudyjoun Tatipang / Twitter - right, via L.K.Adam / Twitter - a click to enlarge

Lokon-Empung 20.05.2015 - photos : left, Doudyjoun Tatipang / Twitter - right, via L.K.Adam / Twitter - a click to enlarge

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