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Lubao fire, June 2025 Lubao, Kongolo

Out · last detection 23 Jun 2025, 11:55 UTC

The fire started on 12 June 2025 in Lubao, Democratic Republic of the Congo, and satellites saw it burning for 12 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 7,294 hectares from heat detections, spread across 2 municipalities.

It is the 24th largest in Lomami since 2016 (of 66 with a page). Number 55 in Democratic Republic of the Congo in 2025, of 118.

Compare with…
Burnt area
7,294ha
GWIS perimeter (Copernicus)
Duration
12days
12 Jun 2025 – 23 Jun 2025
Municipalities hit
2
territories
Started on
12 Jun
2025
Heat detections
245
in a single hotspot: 106 MW
Danger at start
38
Very high · FWI index
Average daily power
424MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 12 Jun23 Jun
23 Jun 2025

How it evolved, day by day

12 Jun 2025 · 59 MW · 20 13 Jun 2025 · 245 MW · 38 14 Jun 2025 · 295 MW · 45 15 Jun 2025 · 2,624 MW · 116 16 Jun 2025 · 110 MW · 18 17 Jun 2025 · 40 MW · 6 20 Jun 2025 · 3 MW · 1 23 Jun 2025 · 12 MW · 1
12 Jun 14 Jun 15 Jun 16 Jun 20 Jun

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

The weather it burned in

36°high
47km/h · peak gust
20%lowest humidity

It had gone 21 days without rain (1 mm or more) when it started. Rain came after the fire: 1.5 mm on 20 Jun.

This area had burned before

100% of the perimeter overlaps earlier fires recorded since 2016: 4,887 ha in 2016, 3,630 ha in 2017, 4,862 ha in 2018, 2,100 ha in 2019, 2,425 ha in 2020, 1,706 ha in 2021, 4,439 ha in 2022, 1,226 ha in 2023, 2,733 ha in 2024. Part of it burned more than once, so the yearly figures add up to more than the 7,304 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 4.6% of the area of London (73 km² against 1,583 km²).

London boundary: geoBoundaries · Office for National Statistics (Open Government Licence v3.0).

This compares size, not location: both shapes are at the same scale, north up, centred on each other.

What happened to each town

  1. Lubao where it started
    7,200 ha reached on 12 Jun
    0.3 %
  2. 139 ha reached on 13 Jun
    0.0 %

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

People and buildings inside the perimeter

GHSL 2025
Built-up area0.92 ha
Residents≈ 250

Inside the perimeter there were about 0.92 hectares of built-up land and about 250 residents (GHSL 2025, satellite-based estimate).

This is an estimate on 100 m cells, made from satellite imagery and census data: it does not mean that homes burned or that anyone was harmed. The perimeter also contains land that never burned. The GHSL 2025 epoch is a projection made from 2020 and earlier data.

Source: Global Human Settlement Layer (GHS-BUILT-S and GHS-POP R2023A), European Commission Joint Research Centre (JRC), © European Union, CC BY 4.0. Sum inside the perimeter computed by WorldFires. human-settlement.emergency.copernicus.eu

The weather day by day

ECMWF ERA5 reanalysis at the fire location, the standard reference for past weather, and the Canadian Fire Weather Index (the same system Copernicus uses), computed by WorldFires from that data. Days after the fire run until the first rain.

Open-Meteo.com (CC BY 4.0) · Copernicus Climate Change Service (ERA5)

Day High Min. humidity Peak gust Rain Danger (FWI)
12 Jun 35.6 °C 27 % 45 km/h 0.0 mm Very high 38
13 Jun 34.7 °C 26 % 47 km/h 0.0 mm Very high 40
14 Jun 34.3 °C 25 % 45 km/h 0.0 mm Very high 40
15 Jun 34.1 °C 24 % 45 km/h 0.0 mm Very high 40
16 Jun 34.6 °C 20 % 40 km/h 0.0 mm Very high 41
17 Jun 34.3 °C 19 % 32 km/h 0.0 mm Very high 39
18 Jun 34.6 °C 23 % 19 km/h 0.0 mm High 37
19 Jun 32.6 °C 34 % 24 km/h 0.0 mm High 33
20 Jun 32.9 °C 41 % 26 km/h 1.5 mm Moderate 16

Before and after, from space

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

Before · 5 Jun 2025
After · 30 Jun 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 18 June 2025 the air beside the fire reached 73 µg/m³ of PM2.5. That day averaged 47: 3.1 times the WHO daily guideline (15).

PM2.5 peak73 µg/m³
Days over the guideline7 days
PM1075 µg/m³
Optical depth1.07
10111213141516171819
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 · 245Every 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 Democratic Republic of the Congo ›

Frequently asked questions

How long did the Lubao fire last?
According to the heat detections seen by satellite inside the perimeter, it burned from 12 June 2025 to 23 June 2025 (12 days). The perimeter dates it from 12 June 2025 to 16 June 2025.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 7,294 hectares (72.9 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Lubao (7,200 ha, 0.3 %); Kongolo (139 ha, 0.0 %).
What was the weather like?
During the fire the temperature reached 35.6 °C, humidity dropped to 20 % and gusts hit 47 km/h. The fire danger index (FWI) reached 41, class Very high.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Democratic Republic of the Congo (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

History of this page · 1 Changes in area, dates, name, official record or merged pages, compared every night since 24 October 2026.
  1. Last day with fire: 16 June 2025 → 23 June 2025.

RSS Changes to this page

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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How we know this
  • Perimeter: GWIS (Copernicus), rebuilt from heat detections rather than mapped on imagery.
  • Dates adjusted with the VIIRS detections inside the perimeter, which said 12 June 2025 to 16 June 2025. 245 Suomi-NPP VIIRS detections on those dates.
  • We have not matched this page with any official record.
  • Weather: Copernicus ERA5 reanalysis at the fire location, in cells of about 25 km.
  • Built-up area and population come from the JRC Global Human Settlement Layer (epoch 2025, 100 m cells), summed inside the perimeter: an estimate of what was there, not a damage count.

How we build fire pages: methodology ›

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 (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.