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Bakhmut fire, 5 October 2024 Бахмутський район · Perevalsk, Bakhmut, Popasna

Out · last detection 6 Oct 2024, 23:55 UTC

The fire started on 5 October 2024 in Bakhmut, Ukraine, and satellites saw it burning for 2 days. Copernicus mapped a burnt perimeter of 2,237 hectares from satellite imagery, spread across 3 municipalities.

It is the 9th largest in Donetsk Oblast since 2016 (of 1004 with a page). Number 34 in Ukraine in 2024, of 2092.

The power measured by the satellite is low (20.0 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
2,237ha
Copernicus perimeter
Duration
2days
5 Oct 2024 – 6 Oct 2024
Municipalities hit
3
districts
Started on
5 Oct
2024
Heat detections
52
in a single hotspot: 20 MW
Danger at start
38
Very high · FWI index
Energy released
269MW
sum of detected power

Where it burned

6 Oct 2024
HOTSPOTS BY DAY 5 Oct6 Oct

How it evolved, day by day

56

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

The weather it burned in

27°high
35km/h · peak gust
22%lowest humidity

It had gone 24 days without rain (1 mm or more) when it started. Rain came after the fire: 1.1 mm on 13 Oct.

This area had burned before

53% of the perimeter overlaps earlier fires recorded since 2016: 472 ha in 2022, 879 ha in 2023. Part of it burned more than once, so the yearly figures add up to more than the 1,195 ha that had burned before.

What happened to each town

  1. Perevalsk Перевальський район 69,738 inhabitants · 25.0 km from the town
    1,845 ha reached on 5 Oct
    2.4 %
  2. Bakhmut Бахмутський район 108,637 inhabitants · 44.9 km from the town where it started
    265 ha reached on 5 Oct
    0.2 %
  3. Popasna Попаснянський район 40,204 inhabitants · 24.3 km from the town
    124 ha reached on 6 Oct
    0.1 %

Burnt area inside each municipality, from crossing the official 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.

What burned

  • Other natural land87 %
  • Agricultural areas8.9 %
  • Mixed forest3.6 %

Land cover inside the perimeter as reported by Copernicus EFFIS (outside the Corine Land Cover area).

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)
5 Oct 25.0 °C 24 % 35 km/h 0.0 mm Very high 38
6 Oct 26.8 °C 22 % 34 km/h 0.0 mm High 37
7 Oct after 25.8 °C 28 % 36 km/h 0.4 mm Very high 40
8 Oct after 15.1 °C 54 % 48 km/h 0.0 mm High 30
9 Oct after 17.9 °C 49 % 32 km/h 0.0 mm High 24
10 Oct after 20.9 °C 43 % 25 km/h 0.0 mm Moderate 20
11 Oct after 22.4 °C 32 % 32 km/h 0.0 mm High 26
12 Oct after 17.0 °C 47 % 42 km/h 0.0 mm High 28
13 Oct after 13.3 °C 49 % 57 km/h 1.1 mm Moderate 18

Before and after, from space

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

Before · 28 Sept 2024
After · 13 Oct 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 3 October 2024 the air beside the fire reached 96 µg/m³ of PM2.5. That day averaged 51: 3.4 times the WHO daily guideline (15).

PM2.5 peak96 µg/m³
Days over the guideline5 days
PM10120 µg/m³
Optical depth0.34
3456789
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 · 52Every 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 Ukraine ›

Frequently asked questions

How long did the Bakhmut fire last?
Copernicus dates it between 5 October 2024 and 6 October 2024: 2 days between the first and last image with fire.
How much area did it burn?
The perimeter Copernicus measured from satellite imagery is 2,237 hectares (22.4 km²). Official national figures may differ.
Which municipalities burned?
The fire entered 3 municipalities: Perevalsk (1,845 ha, 2.4 %); Bakhmut (265 ha, 0.2 %); Popasna (124 ha, 0.1 %).
Did the fire reach a town?
The closest fire to a town centre came within 24.3 km of Popasna. That is the distance to the perimeter or nearest hotspot; it does not mean it entered the houses.
What was the weather like?
During the fire the temperature reached 26.8 °C, humidity dropped to 22 % and gusts hit 35 km/h. The fire danger index (FWI) reached 38, class Very high.
Where does this data come from?
From the EFFIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Ukraine (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.

Emergency number: 101 · 112

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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We will only use your email to reply about this report. Privacy. This is not an emergency service: if there is a fire now, call 101 · 112.

Where this data comes from

The perimeter and land cover come from the Copernicus European Forest Fire Information System (EFFIS), measured on MODIS and Sentinel-2 imagery and published under CC BY 4.0. 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 slightly from each country’s official figure.