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Ruesga fire, April 2024 Ruesga, Arredondo

Out · last detection 14 Apr 2024, 13:04 UTC

The fire started on 13 April 2024 in Ruesga, Spain, and satellites saw it burning for 2 days. Copernicus mapped a burnt perimeter of 295 hectares from satellite imagery, spread across 2 municipalities.

It is the 41th largest in Cantabria since 2016 (of 179 with a page). Number 32 in Spain in 2024, of 82.

The power measured by the satellite is low (4.6 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
295ha
Copernicus perimeter
Duration
2days
13 Apr 2024 – 14 Apr 2024
Municipalities hit
2
municipalities
Started on
13 Apr
2024
Heat detections
5
in a single hotspot: 5 MW
Danger at start
4
Very low · FWI index
Average daily power
6MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 13 Apr14 Apr
14 Apr 2024

How it evolved, day by day

13 Apr 2024 · 4 MW · 3 14 Apr 2024 · 7 MW · 2
13 Apr 14 Apr

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

The weather it burned in

20°high
24km/h · peak gust
35%lowest humidity

It had gone 3 days without rain (1 mm or more) when it started. Rain came after the fire: 2.8 mm on 15 Apr.

This area had burned before

31% of the perimeter overlaps earlier fires recorded since 2016: 90 ha in 2021.

What happened to each town

  1. Ruesga 810 inhabitants · 1.8 km from the centre where it started
    241 ha reached on 13 Apr
    2.8 %
  2. Arredondo 478 inhabitants · 2.1 km from the centre
    54 ha
    1.2 %

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

  • Other natural land82 %
  • Broadleaved forest9.1 %
  • Scrub and transitional woodland8.7 %

Natura 2000 protected area affected: 100 %

Natura 2000 sites (European Environment Agency, 2024 release) crossed by the perimeter.

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

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)
13 Apr 20.3 °C 35 % 24 km/h 0.0 mm Very low 4
14 Apr 17.9 °C 46 % 23 km/h 0.1 mm Very low 5
15 Apr after 9.0 °C 74 % 32 km/h 2.8 mm Very low 0

Before and after, from space

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

Before · 6 Apr 2024
After · 21 Apr 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 14 April 2024 the air beside the fire reached 16 µg/m³ of PM2.5, but no daily average passed the WHO guideline (15).

PM2.5 peak16 µg/m³
Days over the guideline0 days
PM1018 µg/m³
Optical depth0.40
11121314151617
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 · 5Every 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 Spain ›

Frequently asked questions

How long did the Ruesga fire last?
Copernicus dates it between 13 April 2024 and 14 April 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 295 hectares (3.0 km²). Official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Ruesga (241 ha, 2.8 %); Arredondo (54 ha, 1.2 %).
Did the fire reach a town?
The fire started in Ruesga and came within 1.8 km of its centre. That is the distance from the perimeter, or the nearest hotspot, to the point marking the centre; it does not mean it entered the houses.
What was the weather like?
During the fire the temperature reached 20.3 °C, humidity dropped to 35 % and gusts hit 24 km/h. The fire danger index (FWI) reached 5, class Very low.
Where does this data come from?
From the EFFIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Spain (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. 5 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.

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 ADM3 (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.