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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
Publié dans : #Actualités volcaniques
 Momotombo and lake Managua - the eruptive plume of February 23 - photo R. Doolittle / Twitter

Momotombo and lake Managua - the eruptive plume of February 23 - photo R. Doolittle / Twitter

Volcanoes of Nicaragua under pressure ...

On February 24, at 8:48, a small explosion rocked the San Cristóbal volcano; she was accompanied by a white plume.
This February 24, the Momotombo was home to three explosions, respectively at 8:35, 9:33 and 12:45.
In Masaya, a third mouth is open on the floor of the crater Santiago, presumably following a collapse; Volcanic tremor continues.
The Telica maintains for its high microseismic activity.

The spokesman says the Nicaraguan Government Ineter updates the risk and evacuation plan of inhabited areas surrounding these volcanoes, helped by geologists from the USGS, especially as the Cerro Negro has a continuing seismic activity this week.

 

San Cristobal - small explosion 02.24.2016 / 9:20

San Cristobal - small explosion 02.24.2016 / 9:20

In Colombia, the Nevado del Ruiz presented, this February 23, two ash emissions, the first quickly scattered by the wind, at 5:14 p.m. local, the second at 9:19 p.m. local, was accompanied by expulsion of incandescent material. Although the volcano is still unstable for 5 years, the alert level remains at Amarillo.

In Ecuador, Reventador activity continues; lava reaches the summit crater where strombolian activity took instead. On 23 February, the IG reported 56 small explosions, and the 24th in the morning, an ash plume was spotted by VAAC Washington.

Reventador - photo Almeida, IGEPN 01.2016.

Reventador - photo Almeida, IGEPN 01.2016.

The Kirishima shows signs raising fears a small eruption. Tuesday, February 23, 158 tremor episodes were recorded on Iozan crater. The JMA experts conducted yesterday a surface temperature measurements, and detected no abnormalities. Alert Level 2 is maintained with a prohibition on approaching the crater. (NBC News)
 

Kirishima - A security restricted area around the crater Iozan by Miyazaki prefecture (02/19/2016)

Kirishima - A security restricted area around the crater Iozan by Miyazaki prefecture (02/19/2016)

Kirishima - from the foreground, the Karakunidake, the Shinmoedake, and Takachihonomine - photo S.Nakano 08.03.2011

Kirishima - from the foreground, the Karakunidake, the Shinmoedake, and Takachihonomine - photo S.Nakano 08.03.2011

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