10-11 December 2012 – Latest Worldwide Volcanic Activity: Lokon, Popocatépetl, Fuego, Santiaguito, Reventador, Nevado del Ruiz, Machin,Tjörnes Fracture Zone, Coso
Small emissions form the Popocatépetl volcano in Mexico (3 / hours).
Fuego volcano (Guatemala) and lava flows towards the Ceniza canyon.
Effusive activity of the Santiaguito volcano.
Decreasing activity of the Reventador volcano in Ecuador (weak explosions and seismic activity).
Low activity of the Nevado del Ruiz volcano in Colombia (tremor pulses and volcanic quakes).
A magnitude 3.1 volcano-tectonic earthquake under the main dome of Cerro Machin volcano.
Constant seismic swarm and quakes in the Tjörnes Fracture Zone (Iceland).
The earthquake swarm at Coso Volcanic Field in California is over.