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Tuesday, September 1, 2026 · UTC
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Colombian Authorities Raise Alert to Orange for Purace Volcano

Colombian officials maintain an orange alert for Purace Volcano due to increased seismic and gas activity.

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The Colombian Geological Service (SGC) detected an increase in seismic activity in the area of Purace Volcano in the Cauca department. [1] The SGC elevated the alert level for Purace Volcano to orange after detecting a sustained increase in gas emissions, seismic activity, and ash expulsion. [2] The Servicio Geológico Colombiano (SGC) maintained the Orange Alert status for Purace Volcano in the Cauca department due to increased seismic energy recorded since late July. [3] Cristian Santacoloma, coordinator of the Popayán Volcanological Observatory, stated that there are not enough elements to determine that an eruption will occur imminently. [4] The SGC detected signals associated with fluid dynamics inside volcanic conduits and measurements related to the presence of gases and possible changes in terrain deformation. [5] Seismic signals associated with fluid dynamics in volcanic conduits, specifically tremor (TR), continued to be located under the crater of Purace Volcano at depths less than 1 km. [6] The SGC reported an increase in sismicity associated with rock fracturing (volcano-tectonic, VT), recording around 150 events located between 10 and 15 km northeast of Purace Volcano at depths between 8 and 12 km. [7]
What this stands on
  1. The Colombian Geological Service (SGC) detected an increase in seismic activity in the area of Purace Volcano in the Cauca department. · Semana - Últimas Noticias de Colombia y el Mundo
  2. The SGC elevated the alert level for Purace Volcano to orange after detecting a sustained increase in gas emissions, seismic activity, and ash expulsion. · Semana - Últimas Noticias de Colombia y el Mundo
  3. The Servicio Geológico Colombiano (SGC) maintained the Orange Alert status for Purace Volcano in the Cauca department due to increased seismic energy recorded since late July. · ELHERALDO.COColombia
  4. Cristian Santacoloma, coordinator of the Popayán Volcanological Observatory, stated that there are not enough elements to determine that an eruption will occur imminently. · Semana - Últimas Noticias de Colombia y el Mundo
  5. The SGC detected signals associated with fluid dynamics inside volcanic conduits and measurements related to the presence of gases and possible changes in terrain deformation. · Semana - Últimas Noticias de Colombia y el Mundo
  6. Seismic signals associated with fluid dynamics in volcanic conduits, specifically tremor (TR), continued to be located under the crater of Purace Volcano at depths less than 1 km. · ELHERALDO.COColombia
  7. The SGC reported an increase in sismicity associated with rock fracturing (volcano-tectonic, VT), recording around 150 events located between 10 and 15 km northeast of Purace Volcano at depths between 8 and 12 km. · ELHERALDO.COColombia
The one we could place publishes from Colombia. 1 could not be placed by their address. None is an official body: that part stands on reporting, not on the underlying document or transcript.
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