Colombia reports multiple seismic events and a fatal mining accident

Colombia has experienced a series of seismic activities and a significant mining tragedy. The Colombian Geological Service (SGC) reported four earthquakes between the night of Friday, October 23, and the morning of Saturday, October 24, 2026. The strongest tremor, measuring 3.9 magnitude at a depth of 137 kilometers, occurred near Roldanillo, Valle del Cauca. Other seismic events were recorded in Cumbal (Nariño), Tadó (Chocó), and Heliconia (Antioquia), with magnitudes ranging from 2.3 to 3.4.

Separately, a mining emergency in Santa Bárbara de Iscuandé, Nariño, resulted in 14 deaths and seven injuries. The National Mining Agency (ANM) reported that recovery efforts faced logistical difficulties due to site accessibility. According to ANM data, Colombia has recorded 88 mining emergencies between January and October 2026, resulting in 148 fatalities, 52 injuries, and 69 rescues. Of these emergencies, 57 occurred in legal operations and 31 in unauthorized activities.