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Agency
Santiago de Chile.- The authorities of the Chilean region of Biobío are on alert after recording an explosion followed by a magnitude 3.7 earthquake in the volcanic complex Nevados from Chillán last night ] reported today the National Service of Geology and Mining (Sernageomin).
According to Vanguardia, the volcanic complex, located about 420 kilometers south of Santiago, recorded an increase in activity and a major eruption . ] could happen "in a few days or weeks", according to the authorities.
The explosion, considered the highest energy up to here in the eruptive cycle, began on April 5, occurred at 8:55 pm. Friday (00:55 GMT Saturday) and "it is possible that the explosion destroyed part of the dome, emitting ballistic elements around the crater of Nicanor, which could be corroborated by an overflight," said Sernageomin today & # 39; hui. 9659002] You may also be interested in: I found a young man missing during an eruption in Guatemala
The agency however indicated that the community near the volcano had not yet reported any anomaly related to this event, that it was not possible to register visually due to weather conditions.
Up to now, the instruments "have not recorded any changes in the seismic behavior of the volcano," said Sernageomin, who nevertheless expanded the potential area. the danger surrounding the volcanic complex
In this context, the Biobío Intendance (Governance), in coordination with the Regional Emergency Management, decided to maintain the Yellow Warning of the Civil Protection System in the cities of Pinto, Coihueco and San Fabián, the closest to the volcano
The environment of Nevados del Chillán remains in a state of alert since December 31, 2015, which has reached ranja in a few occasions, although that remains in yellow from April 5th.
Located in an area of ?? influx of tourists attracted by susa winter sports centers the Nevados de Chillán complex is formed by 18 volcanoes, has a maximum altitude of 3,212 meters and is one of the most active in Chile.
According to Sernageomin, the complex was formed about 650,000 years ago. An eruption that lasted between 1861 and 1865 formed the volcano Santa Gertrudis, and another cycle, which extended from 1906 to 1948, formed the Nuevo volcano, while a third, between 1973 and 1986, gave birth Arrau volcano
. century, in 2005 it formed the volcano Chudcún and in 2008 the volcano Sebastián. Between December 31, 2015 and January 8, 2016, recorded activity in the New Volcano and other eruptive impulses in February May and August 2016.
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