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Malapouya fire, May 2026 Malapouya, Kolia

Out · last detection 21 May 2026, 13:42 UTC

The fire started on 12 May 2026 in Malapouya, Guinea, and satellites saw it burning for 10 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 2,498 hectares from heat detections, spread across 2 municipalities.

It is the 134th largest in Boké since 2016 (of 237 with a page). Number 171 in Guinea in 2026, of 269.

Burnt area
2,498ha
GWIS perimeter (Copernicus)
Duration
10days
12 May 2026 – 21 May 2026
Municipalities hit
2
sub-prefectures
Started on
12 May
2026
Heat detections
84
in a single hotspot: 67 MW
Energy released
2.0GW
sum of detected power

Where it burned

21 May 2026
HOTSPOTS BY DAY 12 May21 May

How it evolved, day by day

1218192021

Fire radiative power detected each day, in megawatts, and number of hotspots. The magenta bar marks the peak day.

This area had burned before

53% of the perimeter overlaps earlier fires recorded since 2016: 1,011 ha in 2017, 773 ha in 2018, 128 ha in 2021. Part of it burned more than once, so the yearly figures add up to more than the 1,324 ha that had burned before.

What happened to each town

  1. Malapouya where it started
    2,416 ha reached on 18 May
    4.2 %
  2. 96 ha reached on 12 May
    0.1 %

Burnt area inside each municipality, from crossing the GWIS perimeter with administrative boundaries. The distance is from the town centre to the nearest fire: staying a kilometre away does not mean it reached the houses.

Before and after, from space

Drag the line to compare the same ground before the fire and after it.

Before · 5 May 2026
After · 28 May 2026

If the day is cloudy, change the date: each satellite passes once a day. In false colour the burnt ground looks brown or red.

The smoke

CAMS · Copernicus

On 16 May 2026 the air beside the fire reached 118 µg/m³ of PM2.5. That day averaged 88: 5.8 times the WHO daily guideline (15).

PM2.5 peak118 µg/m³
Days over the guideline15 days
PM10326 µg/m³
Optical depth0.76
101112131415161718192021222324
Good Fair Moderate Poor Very poor Extremely poor

Particles from the Copernicus CAMS model at the centre of the perimeter; these are not measurements in each town. The pale bar is the worst hour, the solid one the daily average.

Open-Meteo.com (CC BY 4.0) · Copernicus Atmosphere Monitoring Service (CAMS)

Detections table · 84Every satellite heat detection, one by one, with time, satellite, power and coordinates.
⬇ Download CSV Times in UTC. Each detection is a 375 m pixel: a large fire yields hundreds per pass.
Date and timeSatelliteFRP (MW)LatLon

Other fires nearby

All fires in Guinea ›

Frequently asked questions

How long did the Malapouya fire last?
According to the heat detections seen by satellite inside the perimeter, it burned from 12 May 2026 to 21 May 2026 (10 days). The perimeter dates it from 14 May 2026 to 21 May 2026.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 2,498 hectares (25.0 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Malapouya (2,416 ha, 4.2 %); Kolia (96 ha, 0.1 %).
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Guinea (geoBoundaries). It is not an official report.

Where to verify it

A satellite detection is not an official report. Final figures and the fire’s status are published by each country’s emergency service.

Satellite cross-check

Does something look wrong on this page?

This page is built from satellite data and official records, and it sometimes gets things wrong: the wrong dates, the wrong town, two fires merged into one, or something that was not a wildfire at all. If you know this fire first-hand (you live nearby, saw it, fought it or reported on it), tell us what really happened and we will check it.

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Where this data comes from

The perimeter comes from the Copernicus Global Wildfire Information System (GWIS), which rebuilds it from MODIS and VIIRS heat detections and publishes it under CC BY 4.0. It is not measured on imagery as in Europe, so it is an estimate. Heat detections come from the VIIRS sensors aboard Suomi-NPP and NOAA-20, distributed by NASA FIRMS at 375 m resolution. Municipal boundaries come from geoBoundaries ADM3 (Creative Commons Attribution 3.0 Intergovernmental Organisations (CC BY 3.0 IGO)). The area per municipality is computed by WorldFires by crossing the perimeter with those boundaries, so it may differ from each country’s official figure.