OVDAS-SERNAGEOMIN reported that satellite imagery and an area web camera showed no plumes rising from Cerro Hudson during 7-15 November. Seismic activity decreased significantly, reaching a low level characterized by no more than four earthquakes per hour and the absence of tremor. The Alert Level remained at Yellow, Level 4.
Source: Servicio Nacional de Geologa y Minera (SERNAGEOMIN)
...Read more http://www.volcano.si.edu/reports/usgs/index.cfm?wvarweek=20111116#hudson
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