Cerro Machin volcano activity summry 24-30 Sep 2012

Wed, 3 Oct 2012, 10:05
10:05 AM | BY: T
Some weak seismic activity was located south of the main dome at depths ranging between 3 and 5 km. Additionally, there were earthquakes located to the southeast of the dome in the sector between Moral and Moralito. The earthquake of greatest magnitude during the week was a 1.0 (Local Magnitude ML) on September 29 at 10:15 (local time). No other changes were noted at the volcano.

Previous news

Wed, 26 Sep 2012, 09:01
Current seismogram from Cerro Machin (CIMA station, INGEOMINAS)
During the last week Cerro Machin volcano continued to record seismic events associated with the fracturing of rock inside the volcano, located in the main dome and south of it, at depths ranging between 2.5 and 5 km. Additionally, other events were located to the southeast of the dome in the sector between Moral and Moralito. ... Read all
Wed, 19 Sep 2012, 10:05
Seismic signal on 19 Sep (CIMA station)
Elevated seismic activity continues with 82 events registered over the past 7 days, out of which 45 shallow volcanic quakes up to magnitude 1.3 and frequent tremor pulses of weak energy. Visual observations reveal strong degassing generating a plume rising less than 1 km. ... Read all
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