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Sengbédou fire, February 2025 Sengbédou, Vassérédou, Balizia

Out · last detection 5 Mar 2025, 01:56 UTC

The fire started on 23 February 2025 in Sengbédou, Guinea, and satellites saw it burning for 11 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 2,116 hectares from heat detections, spread across 3 municipalities.

It is the 194th largest in Nzérékoré since 2016 (of 241 with a page). Number 59 in Guinea in 2025, of 70.

Burnt area
2,116ha
GWIS perimeter (Copernicus)
Duration
11days
23 Feb 2025 – 5 Mar 2025
Municipalities hit
3
sub-prefectures
Started on
23 Feb
2025
Heat detections
69
in a single hotspot: 117 MW
Energy released
909MW
sum of detected power

Where it burned

5 Mar 2025
HOTSPOTS BY DAY 23 Feb5 Mar

How it evolved, day by day

2326272812345

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

This area had burned before

98% of the perimeter overlaps earlier fires recorded since 2016: 2,238 ha in 2016, 579 ha in 2017, 1,611 ha in 2019, 859 ha in 2020, 1,250 ha in 2022. Part of it burned more than once, so the yearly figures add up to more than the 2,070 ha that had burned before.

What happened to each town

  1. Sengbédou where it started
    1,613 ha reached on 23 Feb
    2.7 %
  2. 475 ha reached on 3 Mar
    0.6 %
  3. 42 ha reached on 28 Feb
    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 · 16 Feb 2025
After · 12 Mar 2025

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 1 March 2025 the air beside the fire reached 166 µg/m³ of PM2.5. That day averaged 89: 5.9 times the WHO daily guideline (15).

PM2.5 peak166 µg/m³
Days over the guideline16 days
PM10242 µg/m³
Optical depth1.64
212223242526272812345678
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 · 69Every 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 Sengbédou fire last?
GWIS (Copernicus) dates it between 23 February 2025 and 5 March 2025: 11 days between the first and last heat detection of the perimeter.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 2,116 hectares (21.2 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 3 municipalities: Sengbédou (1,613 ha, 2.7 %); Vassérédou (475 ha, 0.6 %); Balizia (42 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.