Active volcanoes / Aktive vulkaner:

Lascar, Chile

Lascar image by Dr. P.W. Francis.

The Lascar volcano is an active andesitt and dacitt stratovolocano, assembled by 6 craters,
with the active crater near the center. The crater is about 800 m wide and 300 m deep. On the picture
above, you may see deposits from the 1993-eruption. The Lascar volcano is the most active volcano in the Andes.

Thursday, January 5, 2012

According to reports from the Volcano Observatory in Los Andes del Sur (OVDAS) belonging to the
National Geology and Mining (SERNAGEOMIN) during the last 26 hours, the Volcanic Activity Special Report
dated January 5, 2012, has observed an increase in seismic activity of Lascar volcano, in the Region of Antofagasta.

We conclude that presents a slight variation of the seismic activity of Lascar volcano, represented by the occurrence of a seismic swarm events volcanotectónico whose features suggest a location in the vicinity of the volcano.

Therefore, SERNAGEOMIN proceeds to raise the volcanic alert to YELLOW. Similarly, in consideration of the
evidence presented and in accordance to the complementarity of the National Civil Protection System for Volcanic Activity, ONEMI declares yellow alert for the municipality of San Pedro de Atacama, Antofagasta Region.

SERNAGEOMIN continues monitoring the volcano in line, and the Regional Bureau for coordinating with ONEMI keep the members of Civil Protection System to alert a timely and adequate response to any emergency volcanic product of the condition.

The mayor of the municipality of San Pedro de Atacama, CONAF, ONEMI Regional Police of Chile, Army, Fire Service,
Health, Roads, Water Patagonia, Forest Enterprises, Director of Water, all regional ministries, and others SERNATUR
public and private should act in coordination and preparedness measures to adopt, support and respond to any changes in
the state of alert, at a regional level of development decisions and actions taken effect.



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