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Mansa fire, 21 August 2022 Mansa, Lupososhi, Chifunabuli

Out · last detection 18 Sept 2022, 23:17 UTC

The fire started on 21 August 2022 in Mansa, Zambia, and satellites saw it burning for 28 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 185,598 hectares from heat detections, spread across 4 municipalities.

This page is probably a fire complex, not a single fire. GWIS merges into one perimeter the fires that touch over weeks, which in large burning seasons can join dozens of separate fires. The total area is reliable; the origin and dates refer to the whole complex.

Other fire pages in the same area and on the same dates:

It is the 7th largest in Luapula since 2016 (of 533 with a page). The largest in Zambia in 2022, of 235.

Compare with…
Burnt area
185,598ha
GWIS perimeter (Copernicus)
Duration
28days
21 Aug 2022 – 17 Sept 2022
Municipalities hit
4
districts
Started on
21 Aug
2022
Heat detections
7,253
in a single hotspot: 188 MW
Danger at start
47
Very high · FWI index
Average daily power
2.6GW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 21 Aug17 Sept
18 Sept 2022

How it evolved, day by day

21 Aug 2022 · 221 MW · 35 22 Aug 2022 · 283 MW · 30 23 Aug 2022 · 1,313 MW · 102 24 Aug 2022 · 1,195 MW · 123 25 Aug 2022 · 2,893 MW · 173 26 Aug 2022 · 1,684 MW · 206 27 Aug 2022 · 3,042 MW · 236 28 Aug 2022 · 1,570 MW · 120 29 Aug 2022 · 2,361 MW · 231 30 Aug 2022 · 2,407 MW · 242 31 Aug 2022 · 2,942 MW · 211 1 Sept 2022 · 694 MW · 71 2 Sept 2022 · 1,889 MW · 239 3 Sept 2022 · 2,607 MW · 228 4 Sept 2022 · 5,771 MW · 502 5 Sept 2022 · 12,592 MW · 906 6 Sept 2022 · 9,486 MW · 737 7 Sept 2022 · 3,231 MW · 398 8 Sept 2022 · 6,149 MW · 441 9 Sept 2022 · 2,805 MW · 366 10 Sept 2022 · 3,092 MW · 295 11 Sept 2022 · 1,731 MW · 229 12 Sept 2022 · 1,238 MW · 121 13 Sept 2022 · 1,472 MW · 135 14 Sept 2022 · 875 MW · 128 15 Sept 2022 · 912 MW · 128 16 Sept 2022 · 338 MW · 48 17 Sept 2022 · 632 MW · 66 18 Sept 2022 · 236 MW · 48
21 Aug 26 Aug 31 Aug 5 Sept 10 Sept 15 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
60km/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: 133,163 ha in 2016, 128,884 ha in 2017, 92,119 ha in 2018, 122,878 ha in 2019, 134,039 ha in 2020, 130,570 ha in 2021. Part of it burned more than once, so the yearly figures add up to more than the 185,316 ha that had burned before.

How big is it?

20 km
It burned the equivalent of 1.2 times the area of London (1,856 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
    130,430 ha reached on 16 Aug
    17 %
  2. 44,507 ha reached on 19 Aug
    11 %
  3. 9,916 ha reached on 16 Aug
    3.2 %
  4. 1,923 ha reached on 16 Aug
    0.4 %

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 2020
Built-up area211 ha
Residents≈ 46,000

Inside the perimeter there were about 211 hectares of built-up land and about 46,000 residents (GHSL 2020, 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.

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)
21 Aug 29.8 °C 25 % 46 km/h 0.0 mm Very high 47
22 Aug 26.9 °C 31 % 60 km/h 0.0 mm Extreme 51
23 Aug 26.8 °C 31 % 44 km/h 0.0 mm Very high 40
24 Aug 26.9 °C 35 % 48 km/h 0.0 mm Very high 39
25 Aug 27.1 °C 28 % 45 km/h 0.0 mm Very high 39
26 Aug 28.0 °C 28 % 38 km/h 0.0 mm High 36
27 Aug 28.7 °C 22 % 43 km/h 0.0 mm Very high 41
28 Aug 28.6 °C 21 % 41 km/h 0.0 mm Very high 42
29 Aug 28.7 °C 27 % 41 km/h 0.0 mm Very high 41
30 Aug 28.6 °C 23 % 38 km/h 0.0 mm Very high 40
31 Aug 27.0 °C 31 % 58 km/h 0.0 mm Very high 49
1 Sept 25.0 °C 40 % 55 km/h 0.0 mm Very high 40
2 Sept 26.2 °C 34 % 44 km/h 0.0 mm High 36
3 Sept 28.8 °C 30 % 37 km/h 0.0 mm High 34
4 Sept 30.0 °C 26 % 31 km/h 0.0 mm High 36
5 Sept 30.6 °C 23 % 36 km/h 0.0 mm Very high 39
6 Sept 31.0 °C 16 % 39 km/h 0.0 mm Very high 45
7 Sept 28.3 °C 25 % 51 km/h 0.0 mm Extreme 51
8 Sept 27.1 °C 25 % 51 km/h 0.0 mm Very high 49
9 Sept 27.8 °C 29 % 45 km/h 0.0 mm Very high 44
10 Sept 29.3 °C 23 % 39 km/h 0.0 mm Very high 41
11 Sept 29.7 °C 26 % 38 km/h 0.0 mm Very high 41
12 Sept 31.3 °C 28 % 30 km/h 0.0 mm High 37
13 Sept 29.8 °C 26 % 47 km/h 0.0 mm Very high 45
14 Sept 27.9 °C 31 % 58 km/h 0.0 mm Very high 50
15 Sept 28.5 °C 29 % 46 km/h 0.0 mm Very high 43
16 Sept 29.6 °C 26 % 49 km/h 0.0 mm Very high 44
17 Sept 30.4 °C 26 % 38 km/h 0.0 mm Very high 40
18 Sept after 31.2 °C 25 % 42 km/h 0.0 mm Very high 42
19 Sept after 30.6 °C 37 % 26 km/h 0.5 mm High 30
20 Sept after 33.2 °C 20 % 34 km/h 0.0 mm Very high 42
21 Sept after 33.3 °C 20 % 35 km/h 0.0 mm Very high 45
22 Sept after 31.9 °C 19 % 38 km/h 0.0 mm Very high 45
23 Sept after 31.5 °C 19 % 38 km/h 0.0 mm Very high 48
24 Sept after 31.0 °C 15 % 45 km/h 0.0 mm Extreme 50
25 Sept after 31.0 °C 22 % 43 km/h 0.0 mm Extreme 52
26 Sept after 31.8 °C 21 % 40 km/h 0.0 mm Very high 49
27 Sept after 32.1 °C 24 % 41 km/h 0.0 mm Very high 48

Before and after, from space

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

Before · 14 Aug 2022
After · 24 Sept 2022

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

Detections table · 7,253Every 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 21 August 2022 and 17 September 2022: 28 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 185,598 hectares (1,856.0 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 4 municipalities: Mansa (130,430 ha, 17 %); Lupososhi (44,507 ha, 11 %); Chifunabuli (9,916 ha, 3.2 %); Chipili (1,923 ha, 0.4 %).
What was the weather like?
During the fire the temperature reached 31.3 °C, humidity dropped to 16 % and gusts hit 60 km/h. The fire danger index (FWI) reached 51, class Extreme.
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; 11 polygons grouped in this page.
  • Dates from the perimeter: the VIIRS detections inside it did not change them. 7,253 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 2020, 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.