ConflictStats

Haiti › Ouest department › September 2025

Ouest department: conflict events in September 2025

Monthly report from UCDP event data for Ouest department, Haiti. Country-wide report: Haiti, September 2025.

11events4 the month before
109est. deathsrange 105–120
84civilian deaths

Ouest department, Haiti saw 11 recorded events and 109 estimated deaths in September 2025. That is +175% compared with 4 events the month before. The death toll range is 105 to 120.

55% of the month's events were one-sided violence against civilians. Civilian deaths: 84.

The most active pairing was Viv Ansanm - Civilians with 6 events.

Where events happened

2025-09-20: Government of Haiti vs Viv Ansanm (18 deaths)2025-09-18: Viv Ansanm vs Civilians (1 deaths)2025-09-16: Viv Ansanm vs Civilians (10 deaths)2025-09-15: Viv Ansanm vs Civilians (1 deaths)2025-09-13: Government of Haiti vs Viv Ansanm (4 deaths)2025-09-11: Viv Ansanm vs Civilians (42 deaths)2025-09-11: Viv Ansanm vs Civilians (1 deaths)2025-09-09: Viv Ansanm vs Civilians (3 deaths)2025-09-09: Government of Haiti vs Viv Ansanm (3 deaths)2025-09-07: Government of Haiti vs Viv Ansanm (15 deaths)2025-09-06: Government of Haiti vs Viv Ansanm (11 deaths)
Recorded organized-violence events in Ouest department, September 2025. Circle size scales with estimated deaths.State-based Non-state One-sidedOutlines: Natural Earth.

Deadliest events, September 2025

DateWherePartiesEst. deaths
11 Sep 2025Arcahaie arrondissement
Ouest department		Viv Ansanm vs Civilians
One-sided, 42 civilian, 6 sources		42
42–51
20 Sep 2025Port-au-Prince arrondissement
Ouest department		Government of Haiti vs Viv Ansanm
State-based, 14 civilian, 4 sources		18
18–20
7 Sep 2025Arcahaie arrondissement
Ouest department		Government of Haiti vs Viv Ansanm
State-based, 2 sources		15
6 Sep 2025Port-au-Prince arrondissement
Ouest department		Government of Haiti vs Viv Ansanm
State-based, 11 civilian, 2 sources		11
16 Sep 2025Arcahaie arrondissement
Ouest department		Viv Ansanm vs Civilians
One-sided, 10 civilian		10
13 Sep 2025Port-au-Prince arrondissement
Ouest department		Government of Haiti vs Viv Ansanm
State-based		4
0–4
9 Sep 2025Port-au-Prince arrondissement
Ouest department		Government of Haiti vs Viv Ansanm
State-based, 1 civilian, 2 sources		3
9 Sep 2025Port-au-Prince arrondissement
Ouest department		Viv Ansanm vs Civilians
One-sided, 3 civilian, 2 sources		3
18 Sep 2025Port-au-Prince arrondissement
Ouest department		Viv Ansanm vs Civilians
One-sided, 1 civilian		1
15 Sep 2025Port-au-Prince arrondissement
Ouest department		Viv Ansanm vs Civilians
One-sided, 1 civilian		1

Parties

PartyEventsEst. deaths
Viv Ansanm11109
Government of Haiti551

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

← Ouest department overview

Source: UCDP GED and Candidate Events, CC BY 4.0. See methodology.