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Mansa fire, 10 August 2024 Mansa, Chipili

Out · last detection 8 Sept 2024, 22:57 UTC

The fire started on 10 August 2024 in Mansa, Zambia, and satellites saw it burning for 29 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 79,600 hectares from heat detections, spread across 2 municipalities.

It is the 23th largest in Luapula since 2016 (of 533 with a page). Number 2 in Zambia in 2024, of 160.

Compare with…
Burnt area
79,600ha
GWIS perimeter (Copernicus)
Duration
29days
10 Aug 2024 – 7 Sept 2024
Municipalities hit
2
districts
Started on
10 Aug
2024
Heat detections
5,525
in a single hotspot: 221 MW
Danger at start
41
Very high · FWI index
Average daily power
2.1GW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 10 Aug7 Sept
8 Sept 2024

How it evolved, day by day

10 Aug 2024 · 569 MW · 44 11 Aug 2024 · 609 MW · 56 12 Aug 2024 · 639 MW · 88 13 Aug 2024 · 805 MW · 76 14 Aug 2024 · 435 MW · 27 15 Aug 2024 · 1,324 MW · 98 16 Aug 2024 · 1,107 MW · 84 17 Aug 2024 · 846 MW · 70 18 Aug 2024 · 2,255 MW · 155 19 Aug 2024 · 4,274 MW · 302 20 Aug 2024 · 7,763 MW · 441 21 Aug 2024 · 10,476 MW · 604 22 Aug 2024 · 3,313 MW · 381 23 Aug 2024 · 1,134 MW · 93 24 Aug 2024 · 1,108 MW · 97 25 Aug 2024 · 1,464 MW · 136 26 Aug 2024 · 2,579 MW · 217 27 Aug 2024 · 1,955 MW · 191 28 Aug 2024 · 2,039 MW · 180 29 Aug 2024 · 1,323 MW · 146 30 Aug 2024 · 1,490 MW · 151 31 Aug 2024 · 253 MW · 49 1 Sept 2024 · 1,094 MW · 87 2 Sept 2024 · 3,979 MW · 258 3 Sept 2024 · 4,529 MW · 405 4 Sept 2024 · 1,713 MW · 172 5 Sept 2024 · 1,187 MW · 133 6 Sept 2024 · 563 MW · 66 7 Sept 2024 · 821 MW · 82 8 Sept 2024 · 225 MW · 24
10 Aug 15 Aug 20 Aug 21 Aug 25 Aug 30 Aug 4 Sept

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

The weather it burned in

31°high
63km/h · peak gust
16%lowest humidity

It had gone more than two months without rain (1 mm or more) when it started.

This area had burned before

100% of the perimeter overlaps earlier fires recorded since 2016: 54,802 ha in 2016, 51,080 ha in 2017, 46,224 ha in 2018, 53,383 ha in 2019, 50,745 ha in 2020, 59,397 ha in 2021, 50,442 ha in 2022, 42,953 ha in 2023. Part of it burned more than once, so the yearly figures add up to more than the 79,719 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 50% of the area of London (796 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. Mansa where it started
    67,357 ha reached on 3 Aug
    8.7 %
  2. 12,716 ha reached on 3 Aug
    3.0 %

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 area118 ha
Residents≈ 39,000

Inside the perimeter there were about 118 hectares of built-up land and about 39,000 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)
10 Aug 28.8 °C 21 % 37 km/h 0.0 mm Very high 41
11 Aug 28.8 °C 25 % 35 km/h 0.0 mm Very high 41
12 Aug 28.8 °C 25 % 34 km/h 0.0 mm Very high 40
13 Aug 28.4 °C 24 % 40 km/h 0.0 mm Very high 42
14 Aug 29.6 °C 28 % 28 km/h 0.0 mm Very high 38
15 Aug 30.7 °C 16 % 39 km/h 0.0 mm Very high 48
16 Aug 27.6 °C 30 % 55 km/h 0.0 mm Very high 48
17 Aug 26.9 °C 28 % 49 km/h 0.0 mm Very high 44
18 Aug 28.0 °C 27 % 42 km/h 0.0 mm Very high 41
19 Aug 27.8 °C 24 % 44 km/h 0.0 mm Very high 42
20 Aug 27.2 °C 27 % 46 km/h 0.0 mm Very high 43
21 Aug 27.0 °C 28 % 45 km/h 0.0 mm Very high 43
22 Aug 27.4 °C 26 % 37 km/h 0.0 mm Very high 38
23 Aug 26.7 °C 27 % 54 km/h 0.0 mm Very high 48
24 Aug 27.0 °C 29 % 53 km/h 0.0 mm Very high 46
25 Aug 27.0 °C 27 % 49 km/h 0.0 mm Very high 44
26 Aug 27.8 °C 21 % 42 km/h 0.0 mm Very high 41
27 Aug 29.7 °C 23 % 35 km/h 0.0 mm High 38
28 Aug 30.8 °C 27 % 35 km/h 0.0 mm Very high 38
29 Aug 31.3 °C 27 % 37 km/h 0.0 mm Very high 39
30 Aug 30.1 °C 30 % 50 km/h 0.0 mm Very high 46
31 Aug 28.5 °C 37 % 63 km/h 0.0 mm Very high 48
1 Sept 25.3 °C 42 % 56 km/h 0.0 mm Very high 40
2 Sept 27.5 °C 28 % 46 km/h 0.0 mm High 37
3 Sept 26.7 °C 24 % 48 km/h 0.0 mm Very high 41
4 Sept 27.4 °C 26 % 48 km/h 0.0 mm Very high 41
5 Sept 28.9 °C 28 % 39 km/h 0.0 mm High 37
6 Sept 30.3 °C 27 % 42 km/h 0.0 mm Very high 39
7 Sept 30.7 °C 25 % 42 km/h 0.0 mm Very high 40
8 Sept after 31.4 °C 25 % 35 km/h 0.0 mm Very high 39
9 Sept after 31.7 °C 25 % 33 km/h 0.0 mm High 37
10 Sept after 31.0 °C 26 % 47 km/h 0.0 mm Very high 43
11 Sept after 31.5 °C 26 % 49 km/h 0.0 mm Very high 45
12 Sept after 31.5 °C 23 % 51 km/h 0.0 mm Very high 47
13 Sept after 32.9 °C 17 % 43 km/h 0.0 mm Very high 49
14 Sept after 33.1 °C 14 % 41 km/h 0.0 mm Extreme 52
15 Sept after 31.3 °C 18 % 45 km/h 0.0 mm Extreme 53
16 Sept after 32.0 °C 21 % 36 km/h 0.0 mm Very high 48
17 Sept after 33.6 °C 19 % 35 km/h 0.0 mm Very high 46

Before and after, from space

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

Before · 3 Aug 2024
After · 14 Sept 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 16 August 2024 the air beside the fire reached 74 µg/m³ of PM2.5. That day averaged 45: 3.0 times the WHO daily guideline (15).

PM2.5 peak74 µg/m³
Days over the guideline25 days
PM10107 µg/m³
Optical depth1.44
891011121314151617181920212223242526272829303112345678910
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 · 5,525Every 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 Zambia ›

Frequently asked questions

How long did the Mansa fire last?
GWIS (Copernicus) dates it between 10 August 2024 and 7 September 2024: 29 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 79,600 hectares (796.0 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Mansa (67,357 ha, 8.7 %); Chipili (12,716 ha, 3.0 %).
What was the weather like?
During the fire the temperature reached 31.3 °C, humidity dropped to 16 % and gusts hit 63 km/h. The fire danger index (FWI) reached 48, class Very high.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Zambia (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 Changes in area, dates, name, official record or merged pages, compared every night since 24 October 2026.

No changes since 24 October 2026.

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; 4 polygons grouped in this page.
  • Dates from the perimeter: the VIIRS detections inside it did not change them. 5,525 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 4.0 (CC BY 4.0)). 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.