Colombia › Atlántico department › September 2025
Atlántico department: conflict events in September 2025
Monthly report from UCDP event data for Atlántico department, Colombia. Country-wide report: Colombia, September 2025.
Atlántico department, Colombia saw 6 recorded events and 4 estimated deaths in September 2025. That is -68% compared with 19 events the month before. The death toll range is 4 to 6.
50% of the month's events were non-state conflict. Civilian deaths: 4.
The most active pairing was Los Costenos - Civilians with 3 events.
Where events happened
Deadliest events, September 2025
| Date | Where | Parties | Est. deaths |
|---|---|---|---|
| 29 Sep 2025 | Soledad municipality Atlántico department | Los Costenos vs Civilians One-sided, 1 civilian, 2 sources | 1 |
| 18 Sep 2025 | Baranoa municipality Atlántico department | Los Costenos vs Civilians One-sided, 1 civilian, 2 sources | 1 |
| 16 Sep 2025 | Barranquilla municipality Atlántico department | Los Costenos vs Los Pepes Non-state, 1 civilian | 1 |
| 15 Sep 2025 | Barranquilla municipality Atlántico department | Los Costenos vs Civilians One-sided, 1 civilian | 1 |
| 30 Sep 2025 | Barranquilla municipality Atlántico department | Los Costenos vs Los Pepes Non-state | 0 0–1 |
| 18 Sep 2025 | Soledad municipality Atlántico department | Los Costenos vs Los Pepes Non-state | 0 0–1 |
Parties
| Party | Events | Est. deaths |
|---|---|---|
| Los Costenos | 6 | 4 |
| Los Pepes | 3 | 1 |
All months
Monthly reports:Jul 2026Jun 2026May 2026Apr 2026Mar 2026Feb 2026Jan 2026Dec 2025Nov 2025Oct 2025Sep 2025Aug 2025Jul 2025Jun 2025May 2025Apr 2025Mar 2025Feb 2025Jan 2025Dec 2024Nov 2024Oct 2024Sep 2024Aug 2024Jul 2024
← Atlántico department overview
Source: UCDP GED and Candidate Events, CC BY 4.0. See methodology.