South American Copahue volcano has again entered a phase of increased activity. At least two moderately strong explosions were recorded at 10:52 and 16:49 UTC on October 11, 2014. Ash plumes reached maximum heights of 3 600 m. Intermittent incandescence from the crater
SERNAGEOMIN raised the alert level of Chilean Copahue volcano to orange on March 20 [still active] after an increase in seismic activity. A pulse of volcanic tremor was detected that could indicate magma moving into the volcano's plumbing system.
On the
Intense seismic swarm was recorded at Chile's Copahue volcano on May 26th with 356 low magnitude earthquakes related to magma movement per hour. Today, SERNAGEOMIN reported an average of 269 earthquakes per hour, with 6-8 seconds gap, and changed the
Chilean National Service of Geology and Mining – SERNAGEOMIN and its Volcano Observatory Southern Andes (OVDAS) raised the alert level of Copahue volcano from Yellow to Orange. The latest activity is compared to that of December 2012.
In a report released
On Saturday, December 22, 2012 (21:43 local time) a strong harmonic tremor signal occurred at Copahue volcano, Chile-Argentina border. About 5 minutes later there were 2 explosions with loud noises reported. The raise in tremor and the explosions also correlated with
Satellite image taken on November 22, 2012 shows a large ash plume drifting 110 KM SE from Copahue volcano on Chile-Argentina border. Ash fall has been reported in Loncopue village in Argentina, 50 KM SE of the volcano.It is apparently still a ‘small’ eruption, but
