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CG · Congo - Brazzaville · →

Ewo fire, 20 July 2024 Ewo

Out · last detection 23 Jul 2024, 13:16 UTC

The fire started on 20 July 2024 in Ewo, Congo - Brazzaville, and satellites saw it burning for 4 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 1,014 hectares from heat detections, spread across a single municipality.

It is the 293th largest in Plateaux since 2016 (of 304 with a page). Number 95 in Congo - Brazzaville in 2024, of 103.

The power measured by the satellite is low (19.2 MW in the strongest hotspot), more typical of grass or stubble burning, or a slow surface fire, than of a large crown fire.

Burnt area
1,014ha
GWIS perimeter (Copernicus)
Duration
4days
20 Jul 2024 – 23 Jul 2024
Municipalities hit
1
districts
Started on
20 Jul
2024
Heat detections
23
in a single hotspot: 19 MW
Energy released
156MW
sum of detected power

Where it burned

23 Jul 2024
HOTSPOTS BY DAY 20 Jul23 Jul

How it evolved, day by day

2023

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

This area had burned before

No earlier perimeters overlap this fire since 2016, when the satellite record begins.

What happened to each town

  1. Ewo where it started
    1,020 ha reached on 20 Jul
    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 · 13 Jul 2024
After · 30 Jul 2024

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 24 July 2024 the air beside the fire reached 70 µg/m³ of PM2.5. That day averaged 37: 2.5 times the WHO daily guideline (15).

PM2.5 peak70 µg/m³
Days over the guideline9 days
PM10100 µg/m³
Optical depth1.43
181920212223242526
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 · 23Every 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 Congo - Brazzaville ›

Frequently asked questions

How long did the Ewo fire last?
GWIS (Copernicus) dates it between 20 July 2024 and 23 July 2024: 4 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 1,014 hectares (10.1 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire only entered Ewo (1,020 ha, 0.1 %).
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Congo - Brazzaville (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 ADM2 (Public Domain). 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.