News from Nevado del Huila volcano:
Nevado del Huila volcano (Colombia) activity update
Wednesday Oct 03, 2012 09:37 AM | AUTEUR : T
Weak seismic unrest continued at the volcano.
There were a total of 97 seismic events (43 volcano-tectonic quakes and 50 long-period events, 3 hybrid signal and 1 low energy tremor pulse related to fluid dynamics within volcanic conduits).
In webcam images, degassing from fumaroles that generated white steam columns was seen.
- Boletín semanal de actividad volcán Nevado del Huila del 26 de septiembre al 02 de octubre de 2012 (INGEOMINAS)
Wednesday, Sep 26, 2012
There were a total of 97 seismic events, of which 21 were related to rock fracturing and 76 with fluid dynamics within volcanic conduits. Of these, 63 were long period events, 12 hybrid and one (1) low energy level tremor pulse. ... [details]
Wednesday, Sep 19, 2012
Weak volcanic quakes and some tremor pulses occurred during the past 7 days at the volcano. Visible activity is strong degassing with a steam plume rising up to 1 km. [details]
Tuesday, Sep 11, 2012
A strong pulse of volcanic tremor (?) is visible on the current seismograms of Nevado del Huila a few hours ago. There are no reports of eruptions. [details]
Wednesday, Sep 05, 2012
No change in the volcano's activity (steaming, degassing) has been noted during the past week. 63 seismic events (19 quakes, and 44 tremor signals related to fluid movements) of weak energy were recorded. ... [details]
Wednesday, Aug 29, 2012
Seismic activity and degassing from the volcano have remained stable. During the past week, 84 seismic events were registered and a SO2 flux of 80 tonnes / day measured. [details]