Bulletin 2026-09UCDP data through GED 26.1, Candidate Events 26.0.9Changes in the data

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Events and deaths in organized violence, as UCDP records them

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Los Costenos: events recorded by UCDP

Data through The name is the name that UCDP writes

UCDP recorded 206 eventsP that involve Los Costenos in the 12 months to 30 Sep 2026. The best estimate of deaths in these events is 233P.

The low estimate is 211 and the high estimate is 239P. The count holds each event in which this actor is one of the two sides. It does not say which side caused a death. UCDP recorded these events in 1 country.

Among the 133 actors with a page, Los Costenos has the 31st highest count of events in the 12 months to 30 Sep 2026. Los Costenos is one of the two sides in 1 percentP of the 22,144P events in all countries with a page. In the 12 months to 30 Sep 2025, UCDP recorded 79 events that involve Los Costenos. The count for the 12 months to 30 Sep 2026 is 206P, which is up 161 percent. Over the same periods, the count for all countries with a page went from 27,291 to 22,144P, which is down 19 percent. Events of state-based armed conflict are 0 percent of the events that involve Los Costenos in the 12 months to 30 Sep 2026. For all countries with a page, the share is 63 percentP.

P Preliminary. The figure is from UCDP Candidate Events, and UCDP revises these events.

Not all events in UCDP Candidate will make it into the final UCDP GED and new events will be added. The UCDP Candidate is a dataset containing events that have a high probability of being included in the final annual version of UCDP GED.

An incident where armed force was used by an organized actor against another organized actor, or against civilians, resulting in at least 1 direct death at a specific location and a specific date

UCDP's words. Source: UCDP Candidate Events Dataset Codebook, version 1.5 (Introduction) and UCDP GED Codebook, version 26.1 (section 2, the definition of an event), copied on .

This page rests on UCDP GED 26.1 and UCDP Candidate Events 26.0.9, with data through . The figures from January 2026 are from Candidate Events. Candidate Events are preliminary and UCDP revises them.

The pages give counts and their sources. They give no travel, security or safety advice. A count of events is not a measure of danger.

What UCDP calls an actor

A state or a non-state formally organised or informally organised group.

UCDP's words. Source: UCDP Definitions, copied on .

Since the last update

The log has no change for Los Costenos on record. ConflictStats read the UCDP files on . The data cover events through . Changes in the data

24 months

02550Jan 2025Jan 2026GEDCandidate
Figure 1. Events that involve Los Costenos, by month. A hollow column is a preliminary month. The line marks the change of dataset: GED to the left, Candidate Events from Jan 2026 to the right. The two datasets are not made in the same way, so a step at the line is not only a change in the events.
Events that involve Los Costenos, by month, newest first
MonthEventsEstimated deaths in these events
Sep 20261P1P
Aug 202610P13P
Jul 202618P18P
Jun 202643P48P
May 202634P34P
Apr 202626P30P
Mar 20267P9P
Feb 202623P27P
Jan 202626P33P
Dec 20251012
Nov 202566
Oct 202522
Sep 202564
Aug 20251810
Jul 20251716
Jun 2025913
May 202522
Apr 202511
Mar 202533
Feb 202522
Jan 2025610
Dec 202422
Nov 2024910
Oct 202442

P Preliminary. The figure is from UCDP Candidate Events, and UCDP revises these events.

Countries and regions

Where UCDP recorded the events, the 12 months to 30 Sep 2026. The table of regions has 8 regions at most.

Table 1. Countries of the events that involve Los Costenos, in name order
CountryEventsEstimated deaths in these events
Colombia206P233P

P Preliminary. The figure is from UCDP Candidate Events, and UCDP revises these events.

Table 2. Regions of the events that involve Los Costenos, in name order
RegionCountryEvents
Atlántico departmentColombia205P
Bolívar departmentColombia1P

P Preliminary. The figure is from UCDP Candidate Events, and UCDP revises these events.

Figure 2. Events that involve Los Costenos, 1 Oct 2025 to 30 Sep 2026. The map shows 206 events with 233 estimated deaths. One dot is one event at the place that UCDP gives. When a source names no exact place, UCDP puts the event at the centre of a region or of the country. The area of a dot follows the best estimate of deaths. The largest dot is for 330 deaths or more.1 death10 deaths100 deathsOutlines: Natural Earth, with the first-level areas of the UCDP data. An outline shows where the events are. It is not a statement about a border.

Other sides

The other side of the events, the 12 months to 30 Sep 2026. The table has 6 names at most.

Table 3. Other sides in the events that involve Los Costenos, in name order
Name, as UCDP writes itEventsEstimated deaths in these events
EGC2P2P
Group named for a person (name not shown)4P4P
La Nueva Generación del Freseo19P21P
Los Pepes153P176P

Names are as UCDP writes them, with two labels that the site writes. UCDP does not identify some actors: the site writes "Actor not identified by UCDP" for each of them. UCDP names some groups for a person: the site writes "Group named for a person (name not shown)" for each of them. A line with a label can hold more than one actor.

P Preliminary. The figure is from UCDP Candidate Events, and UCDP revises these events.

Type of violence

Table 4. Los Costenos: events by type of violence, the 12 months to 30 Sep 2026
Type of violenceEventsShare of events
State-based armed conflict00%
Non-state conflict178P86%
One-sided violence against civilians28P14%

P Preliminary. The figure is from UCDP Candidate Events, and UCDP revises these events.

The glossary has the UCDP definition of each type.

Official channels

These links go to the sites of the organisations. The UCDP and World Bank links were checked on .

Cite this page

ConflictStats. Los Costenos: events recorded by UCDP. https://conflictstats.com/actor/los-costenos/. Source: Uppsala Conflict Data Program, UCDP GED 26.1 and UCDP Candidate Events 26.0.9. Data through .

The address of this page does not change. UCDP asks for a citation of its publications: Data sources and licences has it.

Questions

How many events that involve Los Costenos did UCDP record?

UCDP recorded 206 eventsP that involve Los Costenos in the 12 months to 30 Sep 2026.

What is an actor in UCDP data?

UCDP calls each side of an event an actor. An actor is a state, or a non-state group that is formally or informally organised. This site writes the name as UCDP writes it. It replaces the name of a group that is named for a person.

In which countries did UCDP record these events?

UCDP recorded them in Colombia.

Are the figures of the latest months final?

No. The figures from January 2026 are from UCDP Candidate Events. Candidate Events are preliminary and UCDP revises them.