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Peru Sabancaya volcano
[link to www.wired.com
[link to www.andina.com.pe
15:37 They recommend declaration of yellow alert activity Sabancaya
Arequipa, in February. 25 (ANDINA). The Institute of Geology, Mining and Metallurgy (Ingemmet) today advised the authorities to declare "yellow alert" by constant volcanic and earthquake activity volcano fumarolicas Sabancaya emissions in the province of Caylloma, Arequipa region.
The yellow alert is linked to the implementation of prevention and preparedness, said the head of the Directorate of Environmental Geology and Volcanic Risk Ingemmet, Marino Jersy...
Specific marine since last February 15 fumarólicas increased emissions from the volcano-an almost constant-reaching to more than 1,000 meters above the crater.
He recalled that since November 2012 the Ingemmet identified some sporadic increases, which intensified in the mid of this month...
On the other hand, remarked that volcanic gas emissions also are already receiving up to 10 and 12 miles from Sabancaya, which is unusual...
[link to www.volcano.si.edu
Volcano Type: Stratovolcanoes
Volcano Status: Historical
Last Known Eruption: 2003
Sabancaya, located on the saddle between 6288-m-high Ampato and 6025-m-high Hualca Hualca volcanoes, is the youngest of these volcanic centers and the only one to have erupted in historical time. The oldest of the three volcanoes, Nevado Hualca Hualca, is of probable late-Pliocene to early Pleistocene age. Both Nevado Ampato and Nevado Sabancaya are only slightly affected by glacial erosion and consist of a series of lava domes aligned along a NW-SW trend...