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Băișoara fire, 24 March 2022 Băișoara

Out · last detection 27 Mar 2022, 12:07 UTC

The fire started on 24 March 2022 in Băișoara, Romania, and satellites saw it burning for 4 days. Copernicus mapped a burnt perimeter of 144 hectares from satellite imagery, spread across a single municipality.

It is the 9th largest in Cluj since 2016 (of 15 with a page). Number 118 in Romania in 2022, of 186.

The power measured by the satellite is low (7.7 MW in the strongest hotspot), more typical of grass or stubble burning, or a slow surface fire, than of a large crown fire.

Compare with…
Burnt area
144ha
Copernicus perimeter
Duration
4days
24 Mar 2022 – 27 Mar 2022
Municipalities hit
1
municipalities
Started on
24 Mar
2022
Heat detections
7
in a single hotspot: 8 MW
Danger at start
8
Low · FWI index
Average daily power
7MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 24 Mar27 Mar
27 Mar 2022

How it evolved, day by day

24 Mar 2022 · 1 MW · 1 25 Mar 2022 · 10 MW · 2 27 Mar 2022 · 9 MW · 4
24 Mar 25 Mar 27 Mar

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

The weather it burned in

16°high
57km/h · peak gust
12%lowest humidity

It had gone 7 days without rain (1 mm or more) when it started. Rain came after the fire: 3.7 mm on 31 Mar.

This area had burned before

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

What happened to each town

  1. Băișoara where it started
    144 ha reached on 24 Mar
    1.3 %

Burnt area inside each municipality, from crossing the official 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.

What burned

  • Broadleaved forest100 %

Land cover inside the perimeter according to Corine Land Cover, as reported by Copernicus.

People and buildings inside the perimeter

GHSL 2020
Built-up area< 0.1 ha
Residents< 20

Inside the perimeter there was no noticeable built-up land and almost nobody lived there (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)
24 Mar 16.2 °C 12 % 33 km/h 0.0 mm Low 8
25 Mar 9.6 °C 33 % 57 km/h 0.0 mm Low 8
26 Mar 13.7 °C 29 % 31 km/h 0.0 mm Low 6
27 Mar 12.1 °C 15 % 36 km/h 0.0 mm Low 8
28 Mar after 15.3 °C 21 % 19 km/h 0.0 mm Low 6
29 Mar after 17.1 °C 28 % 28 km/h 0.0 mm Low 8
30 Mar after 14.6 °C 31 % 45 km/h 0.0 mm Low 9
31 Mar after 13.4 °C 51 % 52 km/h 3.7 mm Very low 0

Before and after, from space

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

Before · 17 Mar 2022
After · 3 Apr 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.

The smoke

CAMS · Copernicus

On 30 March 2022 the air beside the fire reached 23 µg/m³ of PM2.5. That day averaged 18: 1.2 times the WHO daily guideline (15).

PM2.5 peak23 µg/m³
Days over the guideline1 day
PM1030 µg/m³
222324252627282930
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 · 7Every 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 Romania ›

Frequently asked questions

How long did the Băișoara fire last?
Copernicus dates it between 24 March 2022 and 27 March 2022: 4 days between the first and last image with fire.
How much area did it burn?
The perimeter Copernicus measured from satellite imagery is 144 hectares (1.4 km²). Official national figures may differ.
Which municipalities burned?
The fire only entered Băișoara (144 ha, 1.3 %).
What was the weather like?
During the fire the temperature reached 16.2 °C, humidity dropped to 12 % and gusts hit 57 km/h. The fire danger index (FWI) reached 8, class Low.
Where does this data come from?
From the EFFIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Romania (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: 112 · Emergency number and official warnings ›

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.

Report an error
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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 112.

How we know this
  • Perimeter: EFFIS (Copernicus), mapped on satellite imagery.
  • Dates from the perimeter: the VIIRS detections inside it did not change them. 7 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 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 (Creative Commons Attribution 4.0 International (CC BY 4.0)). 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.