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European Civil Protection and Humanitarian Aid Operations

Colombia: unseasonal heavy rains cause deadly floods, displacing thousands

  • 17 March 2026
Aerial view of a Colombian town where unseasonal heavy rains have caused extensive flooding: tightly packed houses and streets fill the left half of the image, with many roads turned into dark waterways, while on the right a vast expanse of muddy floodwater stretches across fields and trees, blurring the boundary between the settlement and the surrounding countryside.
In Córdoba alone, over 200,000 residents of the department were affected by flash floods caused by intense and persistent rainfall since 26 January.
© Cruz Roja Colombiana 2026

Since January, heavy rainfall has caused widespread flooding throughout Colombia. The Córdoba department is particularly affected. There, the German and Colombian Red Crosses are providing emergency assistance to 167,700 people, with EU support.

over 167,000 people received emergency assistance with EU support
A few small concrete houses stand in still floodwater almost up to its doorstep, their walls and door reflected clearly in the water under a cloudless blue sky, illustrating severe flooding in a residential area.
60,000 Colombian families have seen their homes destroyed or damaged by floods in February, throughout 11 of the country’s 32 departments.
© Cruz Roja Colombiana 2026

Luz María Muñoz, a resident of Córdoba, thought at first it was a normal rise in the river. It always swells during the rainy season. 

’I left for work thinking it was like any other flood,’ Luz María says. ’But when I came back, the water was already inside the house. By the next day, everything was gone.’

 

A Colombian Red Cross rescue unit vehicle drives slowly through deep floodwater on a submerged road, its headlights on and water reaching the lower part of the doors, while uniformed rescue workers in blue wade beside it and stand on the vehicle’s side, surrounded by inundated trees, electricity poles and partially flooded structures.
With EU support, the German and Colombian Red Cross deploy their technical and operational capabilities to assist affected communities.
© Cruz Roja Colombiana 2026

In less than 24 hours, the flood destroyed her home. Beds, clothes, the cooker - all were swallowed by the rising water. Her story is shared by thousands. Across the department, thousands have been forced into shelters, schools, and improvised spaces.

Rescue workers in blue uniforms and helmets, some marked with red crosses, wade through waist-deep floodwater and stand on a small metal boat in a submerged residential street lined with single-storey houses and overhead power lines, responding to severe flooding under a bright blue sky.
Red Cross teams deployed volunteers in the field to support local authorities and the National Disaster Risk Management System.
© Cruz Roja Colombiana 2026

Lack of clean water and risk of diseases

When rivers burst their banks and fields turn into lakes, wells are poisoned, pipes collapse, and clean drinking water becomes suddenly scarce. This is the paradox at the heart of the floods sweeping across the country, affecting more than 250,000 people in 22 departments. 

A man wades through waist-deep floodwater, pushing a large plastic container that carries a seated woman and a household fan past partially submerged trees and houses in a flooded residential area.
The emergency highlights the high level of exposure of vulnerable inhabitants settling in high-risk areas, where environmental degradation and weak institutional planning put them at risk.
© Cruz Roja Colombiana 2026

As families move into crowded shelters or remain stranded in flooded homes, the danger is not only the loss of shelter or crops, but disease. Contaminated water spreads fast, increasing the risk of diarrhoea, skin infections and dengue. For children and older people, it can be deadly.

Colombian Red Cross rescue workers in blue uniforms stand in knee‑deep floodwater while pushing a metal rescue boat off a trailer. The boat, labelled “Cruz Roja Colombiana, Seccional Sucre,” is tilted as they launch it into the flooded street, with trees and partially submerged buildings visible in the background.
The logistics of delivering humanitarian aid in flooded areas adds to the challenge of providing timely assistance to displaced people.
© Cruz Roja Colombiana 2026

Supporting access to water, sanitation and hygiene

Working alongside communities, the European Union has supported the Red Cross to focus on what matters most in the first days of a flood: 

access to safe water, sanitation, and hygiene

 

The response includes emergency water systems, purification tablets, hygiene kits, logistical support, and satellite mapping to reach areas cut off by floodwaters.

A Colombian Red Cross lorry is parked as a relief worker in a blue uniform and red cap helps a man wearing a hat and wolf-print T-shirt carry two large humanitarian aid boxes marked “Cruz Roja Colombiana” and “Donación de Asistencia Humanitaria de Emergencia,” indicating emergency relief distribution, likely following severe flooding.
EU funding helped Red Cross responders deliver food kits, kitchen kits, hygiene kits, mosquito nets, and hammocks to rural areas of Córdoba, northern Colombia.
© Cruz Roja Colombiana 2026

Red Cross volunteers have moved door to door and shelter to shelter:

  • setting up water bladders
  • distributing purification tablets
  • repairing damaged systems
  • sharing simple hygiene practices that save lives

In a flood, buckets, soap, and basic information can be as vital as medicine.

  • Photo of Hilaire Avril

    Story by Hilaire Avril, EU Regional Information Officer for Latin America & the Caribbean 

    Publication date: 17/03/2026

This page was last updated on 17 March 2026