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Tacuati fire, 6 October 2023 Tacuati, Capitán Bado

Out · last detection 23 Oct 2023, 17:12 UTC

The fire started on 6 October 2023 in Tacuati, Paraguay, and satellites saw it burning for 18 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 3,769 hectares from heat detections, spread across 2 municipalities.

It is the 14th largest in SAN PEDRO since 2016 (of 83 with a page). Number 41 in Paraguay in 2023, of 209.

Compare with…
Burnt area
3,769ha
GWIS perimeter (Copernicus)
Duration
18days
6 Oct 2023 – 23 Oct 2023
Municipalities hit
2
districts
Started on
6 Oct
2023
Heat detections
235
in a single hotspot: 195 MW
Danger at start
23
High · FWI index
Average daily power
344MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 6 Oct23 Oct
23 Oct 2023

How it evolved, day by day

6 Oct 2023 · 476 MW · 13 7 Oct 2023 · 242 MW · 45 9 Oct 2023 · 291 MW · 7 11 Oct 2023 · 119 MW · 9 13 Oct 2023 · 11 MW · 2 14 Oct 2023 · 28 MW · 4 15 Oct 2023 · 14 MW · 4 16 Oct 2023 · 1,795 MW · 61 17 Oct 2023 · 878 MW · 61 18 Oct 2023 · 200 MW · 25 21 Oct 2023 · 6 MW · 2 23 Oct 2023 · 62 MW · 2
6 Oct 9 Oct 13 Oct 15 Oct 16 Oct 17 Oct 21 Oct

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

The weather it burned in

39°high
64km/h · peak gust
26%lowest humidity

It had gone 0 days without rain (1 mm or more) when it started. Rain came after the fire: 1.5 mm on 25 Oct.

This area had burned before

95% of the perimeter overlaps earlier fires recorded since 2016: 1,553 ha in 2017, 212 ha in 2018, 3,325 ha in 2019, 153 ha in 2020, 2,555 ha in 2021. Part of it burned more than once, so the yearly figures add up to more than the 3,598 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 2.4% of the area of London (38 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. Tacuati where it started
    3,588 ha reached on 6 Oct
    1.6 %
  2. 195 ha reached on 9 Oct
    0.0 %

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 area0.38 ha
Residents≈ 40

Inside the perimeter there were about 0.38 hectares of built-up land and about 40 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)
6 Oct 36.7 °C 32 % 64 km/h 0.0 mm High 23
7 Oct 32.9 °C 44 % 53 km/h 1.5 mm Moderate 14
8 Oct 20.2 °C 87 % 29 km/h 31.5 mm Very low 0
9 Oct 28.7 °C 41 % 25 km/h 0.0 mm Very low 1
10 Oct 33.7 °C 39 % 34 km/h 0.0 mm Low 11
11 Oct 37.8 °C 36 % 56 km/h 0.1 mm Moderate 18
12 Oct 28.0 °C 63 % 40 km/h 1.3 mm Low 6
13 Oct 24.2 °C 50 % 28 km/h 0.0 mm Low 8
14 Oct 32.3 °C 40 % 31 km/h 0.0 mm Moderate 13
15 Oct 36.8 °C 34 % 38 km/h 0.0 mm Moderate 19
16 Oct 39.3 °C 26 % 59 km/h 0.0 mm High 29
17 Oct 37.5 °C 30 % 59 km/h 0.2 mm High 26
18 Oct 36.0 °C 32 % 49 km/h 1.2 mm Moderate 19
19 Oct 34.0 °C 42 % 27 km/h 15.6 mm Very low 2
20 Oct 29.8 °C 55 % 29 km/h 0.4 mm Low 6
21 Oct 36.1 °C 38 % 32 km/h 0.3 mm Moderate 14
22 Oct 37.4 °C 32 % 40 km/h 0.0 mm Moderate 19
23 Oct 37.2 °C 33 % 44 km/h 0.9 mm Moderate 19
24 Oct after 29.7 °C 53 % 36 km/h 0.6 mm Moderate 14
25 Oct after 31.0 °C 50 % 25 km/h 1.5 mm Low 6

Before and after, from space

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

Before · 29 Sept 2023
After · 30 Oct 2023

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 18 October 2023 the air beside the fire reached 64 µg/m³ of PM2.5. That day averaged 21: 1.4 times the WHO daily guideline (15).

PM2.5 peak64 µg/m³
Days over the guideline3 days
PM1091 µg/m³
Optical depth1.31
9101112131415161718192021
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 · 235Every 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 Tacuati fire last?
According to the heat detections seen by satellite inside the perimeter, it burned from 6 October 2023 to 23 October 2023 (18 days). The perimeter dates it from 11 October 2023 to 18 October 2023.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 3,769 hectares (37.7 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 2 municipalities: Tacuati (3,588 ha, 1.6 %); Capitán Bado (195 ha, 0.0 %).
What was the weather like?
During the fire the temperature reached 39.3 °C, humidity dropped to 26 % and gusts hit 64 km/h. The fire danger index (FWI) reached 29, class 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 · 2 Changes in area, dates, name, official record or merged pages, compared every night since 24 October 2026.
  1. Last day with fire: 18 October 2023 → 23 October 2023.
  2. Start date: 11 October 2023 → 6 October 2023.

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 11 October 2023 to 18 October 2023. 235 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.