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Lascar volcano (Chile): increased seismic activity, yellow alertThursday Feb 23, 2012 20:39 PM | BY: T
A significant increase in seismic activity has been registered at Chile's Lascar volcano during during the first half of February, SERNAGEOMIN reports: Between 1-15 Feb, a total of 350 seismic events or about 21 per day on average were registered, including 233 long-period signals interpreted to be caused by fluid movements, 8 so-called tornillo long-period quakes, one of which lasted 148 seconds, and 3 pulses of volcanic tremor (possibly indicating magma movements). Visible activity consists in pulsating columns of gasses reaching 50-250 m height from fumaroles. The alert level is maintained at yellow (eruption possible within weeks to months).
--- Lidhje / Burimet:
Lajme mëparshmeThursday, Feb 23, 2012
The new Smithsonian / USGS Weekly Volcanic Activity Report is out. Updates include: ...
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Sunday, Feb 19, 2012
Photos from our last tour to Guatemala (Jan 2012) - Pacaya, Atitlan, Santiaguito and Fuego volcano are now online! The next tours to Guatemala: 8-21 Dec 2012 and 22 Dec 12 - 4 Jan 13.
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Wednesday, Feb 15, 2012
The new USGS / GVP weekly activity updates report is now available. The summary: ...
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