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Benjamín Aceval fire, 10 March 2024 Benjamín Aceval, Villa Hayes

Out · last detection 20 Mar 2024, 17:18 UTC

The fire started on 10 March 2024 in Benjamín Aceval, Paraguay, and satellites saw it burning for 11 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 45,488 hectares from heat detections, spread across 2 municipalities.

It is the 4th largest in PRESIDENTE HAYES since 2016 (of 738 with a page). Number 2 in Paraguay in 2024, of 190.

Compare with…
Burnt area
45,488ha
GWIS perimeter (Copernicus)
Duration
11days
10 Mar 2024 – 20 Mar 2024
Municipalities hit
2
districts
Started on
10 Mar
2024
Heat detections
1,456
in a single hotspot: 255 MW
Danger at start
13
Moderate · FWI index
Average daily power
2.1GW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 10 Mar20 Mar
20 Mar 2024

How it evolved, day by day

10 Mar 2024 · 4 MW · 1 11 Mar 2024 · 997 MW · 47 12 Mar 2024 · 1,099 MW · 65 13 Mar 2024 · 5,410 MW · 184 14 Mar 2024 · 4,324 MW · 281 15 Mar 2024 · 2,148 MW · 157 16 Mar 2024 · 6,940 MW · 440 17 Mar 2024 · 1,801 MW · 253 18 Mar 2024 · 85 MW · 6 19 Mar 2024 · 268 MW · 18 20 Mar 2024 · 25 MW · 4
10 Mar 12 Mar 14 Mar 16 Mar 18 Mar 20 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

41°high
52km/h · peak gust
31%lowest humidity

It had gone one day without rain (1 mm or more) when it started. Rain came after the fire: 16.4 mm on 21 Mar.

This area had burned before

65% of the perimeter overlaps earlier fires recorded since 2016: 4,281 ha in 2016, 2,303 ha in 2017, 2,338 ha in 2018, 2,527 ha in 2019, 24,280 ha in 2020, 2,460 ha in 2021, 12,278 ha in 2022, 3,029 ha in 2023. Part of it burned more than once, so the yearly figures add up to more than the 29,531 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 29% of the area of London (455 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. Benjamín Aceval where it started
    26,976 ha reached on 10 Mar
    2.4 %
  2. 18,809 ha reached on 11 Mar
    1.1 %

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 area1.4 ha
Residents≈ 150

Inside the perimeter there were about 1.4 hectares of built-up land and about 150 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 Mar 37.3 °C 45 % 22 km/h 0.0 mm Moderate 13
11 Mar 38.5 °C 40 % 32 km/h 0.0 mm Moderate 16
12 Mar 39.3 °C 35 % 36 km/h 0.0 mm Moderate 20
13 Mar 39.8 °C 36 % 40 km/h 0.0 mm High 23
14 Mar 41.0 °C 33 % 42 km/h 0.0 mm High 27
15 Mar 39.7 °C 41 % 42 km/h 0.0 mm High 28
16 Mar 40.8 °C 35 % 47 km/h 0.1 mm High 31
17 Mar 37.2 °C 53 % 44 km/h 0.3 mm Moderate 21
18 Mar 38.6 °C 39 % 44 km/h 0.0 mm High 26
19 Mar 40.2 °C 34 % 42 km/h 0.0 mm High 32
20 Mar 40.3 °C 31 % 52 km/h 0.0 mm Very high 40
21 Mar after 32.3 °C 53 % 50 km/h 16.4 mm Very low 5

Before and after, from space

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

Before · 3 Mar 2024
After · 27 Mar 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 17 March 2024 the air beside the fire reached 89 µg/m³ of PM2.5. That day averaged 40: 2.7 times the WHO daily guideline (15).

PM2.5 peak89 µg/m³
Days over the guideline4 days
PM10128 µg/m³
Optical depth1.04
8910111213141516171819202122
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 · 1,456Every 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 Paraguay ›

Frequently asked questions

How long did the Benjamín Aceval fire last?
According to the heat detections seen by satellite inside the perimeter, it burned from 10 March 2024 to 20 March 2024 (11 days). The perimeter dates it from 10 March 2024 to 19 March 2024.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 45,488 hectares (454.9 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Benjamín Aceval (26,976 ha, 2.4 %); Villa Hayes (18,809 ha, 1.1 %).
What was the weather like?
During the fire the temperature reached 41.0 °C, humidity dropped to 31 % and gusts hit 52 km/h. The fire danger index (FWI) reached 40, class Very high.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of Paraguay (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: 132 · 911 · Emergency number and official warnings ›

Satellite cross-check

History of this page · 1 Changes in area, dates, name, official record or merged pages, compared every night since 24 October 2026.
  1. Last day with fire: 19 March 2024 → 20 March 2024.

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
What do you think is wrong?

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 132 · 911.

How we know this
  • Perimeter: GWIS (Copernicus), rebuilt from heat detections rather than mapped on imagery.
  • Dates adjusted with the VIIRS detections inside the perimeter, which said 10 March 2024 to 19 March 2024. 1,456 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.