News & updates from Cumbal volcano
ven., 30 mai 2014, 09:55Seismic unrest continues at the volcano, still on alert status Yellow, with little variation over the past months. The Pasto volcano observatory reported a 50% increase in earthquakes during the past week. Read more...
mer., 22 janv. 2014, 09:02
Seismic unrest at weak energy levels continues. 5 small earthquake swarms were recorded over the past week, the most prominent having 213 events up to a maximum of magnitude 1.9 during 5 hours on 19 Jan. Most quakes are associated with rock fracturing at shallow depths (3 km) beneath the La Plazuela crater. Pasto reports no unusual surface activity at the volcano.
mer., 18 déc. 2013, 13:01INGEOMINAS reported slightly elevated seismic activity during the previous week at the volcano. Small earthquakes related to internal fluid movements are clustered at shallow depth (0-2 km) beneath the La Plazuela crater.
mer., 16 oct. 2013, 08:14
Seismic unrest continues at low levels with little changes over the past weeks and months. GEOMINAS keeps the volcano at yellow alert level.
lun., 7 oct. 2013, 20:53No significant changes occurred during the past months. Seismic activity remains above background. The latest significant event was a shallow (and felt) mag 2.1 quake at 14 km distance from the summit on 6 Oct.
ven., 28 juin 2013, 15:17
INGEOMINAS reports a decrease in seismic activity during the past week, but maintains "yellow" alert level for the volcano.
dim., 26 mai 2013, 10:05A volcanic-tectonic earthquake of magnitude 2.5 occurred on 25 May at 21:53 local time at 6 km from the volcano distance.
jeu., 16 mai 2013, 08:55
Pasto volcano observatory reports no significant changes and maintains yellow (unrest) alert level. The only sign of activity is continuing slightly elevated seismicity (up to magnitudes 1) at shallow depths (less than 3 km) under La Plazuela crater on the northern flank of the volcanic complex.
jeu., 2 mai 2013, 12:20Pasto observatory reported an increase in seismic activity during the past week, with many small volcanic-tectonic quakes u to magnitudes of 2.6 at varying depths of up to 20 km underneath of La Plazuela crater on the northern sector of the volcanic complex.
jeu., 31 janv. 2013, 06:51
Seismic activity has remained low during the past week.