Chocó M7.4 Earthquake: Day 49 — M4.6 Aftershock Recorded in Last 24 Hours
49 days after the M7.4 earthquake that struck Chocó on August 10, official figures remain at 326 deaths, 4600 injured, and 234 missing. 1 aftershock was recorded in the last 24 hours with a maximum magnitude of 4.6. Seismic activity continues to gradually decrease.
General Situation
As of 06:05 on September 28, 2026, 49 days have passed since the magnitude 7.4 earthquake that struck the department of Chocó on August 10. Official casualty figures remain unchanged: 326 people dead, 4600 injured, and 234 missing.
Recent Seismic Activity
According to data from the United States Geological Survey (USGS), 1 aftershock was recorded in the last 24 hours. The largest event reached M4.6, occurring 19 km southwest of Sipí on September 27 at 21:57 UTC. Seismic activity continues to show a downward trend characteristic of the tectonic relaxation process following a major earthquake.
Infrastructure Impact
Documented material damage remains at 10677 homes destroyed and 65841 homes damaged. Additionally, 127 buildings collapsed throughout the affected area. The total number of people affected remains at 185500.
Recovery Efforts
Colombian authorities continue coordinating reconstruction and humanitarian assistance efforts in the most affected communities. The National Unit for Disaster Risk Management maintains field operations to support displaced families and facilitate safe return to evaluated areas.
The Colombian Red Cross continues providing medical assistance, temporary shelter, and psychosocial support to affected communities. International organizations, including the United Nations in Colombia, maintain their presence to coordinate humanitarian aid.
Search for Missing Persons
The 234 people who remain missing continue to be actively sought. Families can report cases or search for information through platforms such as Colombia Te Busca and Desaparecidos.co.
Ongoing Monitoring
The Colombian Geological Service maintains permanent seismic surveillance in the region. Although the frequency of aftershocks has decreased significantly since the main event, experts warn that smaller magnitude earthquakes may continue to occur for additional weeks or months.
Authorities reiterate the importance of the population keeping their family emergency plans ready and knowing evacuation routes in their communities.
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*Last updated: September 28, 2026, 06:05 Bogotá time*
