Bulletin extraordinary of activity of Nevado del Ruiz volcano, October 11, 2015, 8:15
Activity remains at Yellow or (III): changes in the behavior of volcanic activity.
Regarding the monitoring of the activity of the Nevado del Ruiz volcano, the SERVICIO Geologico COLOMBIANO through the OBSERVATORIO VULCANOLÓGICO Y SISMOLÓGICO OF MANIZALES, informs that:
On October 11, 2015 at 8:01 (local time), was recorded an increase in volcano-tectonic seismic activity associated with the fracturing of the rock inside the volcano, which highlights an earthquake at 8:02 (local time) , with a maximum amplitude of 3.4 ML (local magnitude), located north of Arenas crater at a depth of 3.61 km. This event was reported as felt by the inhabitants of the area of influence of the volcano.
The location obtained by the OVS–Manizales is:
Latitude: 54.77 4? ‘N
Length: 75? 18.99 ‘W
Depth: 3.61 km
Magnitude: 3.4 ML
It is recommended to the community to continue to keep abreast of changes in the current activity of the volcano.
The SERVICIO Geologico COLOMBIANO through the OBSERVATORIO VULCANOLÓGICO Y SISMOLÓGICO OF MANIZALES, closely following the evolution of the volcanic phenomenon and will continue to report timely to the changes that may occur.
October 12, 2015. Nevado Del Ruiz, Colombie :
Source : SGC
Photo : Ingeominas