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Giddalur fire, 26 March 2026 Bandi Atmakur, Giddalur, Mahanandi

Out · last detection 20 Apr 2026, 08:00 UTC

The fire started on 26 March 2026 in Giddalur, India, and satellites saw it burning for 26 days. Copernicus’s global GWIS system rebuilt a burnt perimeter of 18,912 hectares from heat detections, spread across 3 municipalities.

It is the 3th largest in Andhra Pradesh since 2016 (of 30 with a page). Number 8 in India in 2026, of 58.

Compare with…
Burnt area
18,912ha
GWIS perimeter (Copernicus)
Duration
26days
26 Mar 2026 – 20 Apr 2026
Municipalities hit
3
subdistricts
Started on
26 Mar
2026
Heat detections
574
in a single hotspot: 86 MW
Danger at start
40
Very high · FWI index
Average daily power
148MW
detected power per day, on average

Where it burned

HOTSPOTS BY DAY 26 Mar20 Apr
20 Apr 2026

How it evolved, day by day

26 Mar 2026 · 2 MW · 1 27 Mar 2026 · 50 MW · 9 28 Mar 2026 · 22 MW · 7 29 Mar 2026 · 23 MW · 6 30 Mar 2026 · 76 MW · 9 31 Mar 2026 · 125 MW · 9 1 Apr 2026 · 53 MW · 6 2 Apr 2026 · 77 MW · 10 3 Apr 2026 · 290 MW · 34 4 Apr 2026 · 20 MW · 18 5 Apr 2026 · 58 MW · 15 6 Apr 2026 · 38 MW · 6 7 Apr 2026 · 565 MW · 64 8 Apr 2026 · 254 MW · 32 9 Apr 2026 · 253 MW · 46 10 Apr 2026 · 189 MW · 26 11 Apr 2026 · 22 MW · 9 12 Apr 2026 · 91 MW · 18 13 Apr 2026 · 200 MW · 41 14 Apr 2026 · 683 MW · 93 15 Apr 2026 · 459 MW · 72 16 Apr 2026 · 52 MW · 7 17 Apr 2026 · 96 MW · 9 18 Apr 2026 · 78 MW · 13 19 Apr 2026 · 40 MW · 9 20 Apr 2026 · 24 MW · 5
26 Mar 30 Mar 3 Apr 7 Apr 11 Apr 14 Apr 15 Apr 19 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

40°high
40km/h · peak gust
19%lowest humidity

It had gone 7 days without rain (1 mm or more) when it started. Rain came after the fire: 2.4 mm on 28 Apr.

This area had burned before

94% of the perimeter overlaps earlier fires recorded since 2016: 6,818 ha in 2016, 4,140 ha in 2017, 3,554 ha in 2018, 7,324 ha in 2019, 765 ha in 2020, 12,724 ha in 2021, 10,277 ha in 2023, 6,415 ha in 2024, 771 ha in 2025. Part of it burned more than once, so the yearly figures add up to more than the 17,855 ha that had burned before.

How big is it?

10 km
It burned the equivalent of 12% of the area of London (189 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. 11,723 ha reached on 30 Mar
    17 %
  2. Giddalur where it started
    6,888 ha reached on 26 Mar
    7.9 %
  3. 412 ha reached on 28 Mar
    1.5 %

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 area< 0.1 ha
Residents< 20

Inside the perimeter there was no noticeable built-up land and almost nobody lived there (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)
26 Mar 35.8 °C 24 % 38 km/h 0.0 mm Very high 40
27 Mar 36.5 °C 24 % 26 km/h 0.0 mm High 36
28 Mar 34.2 °C 32 % 24 km/h 0.0 mm High 34
29 Mar 35.6 °C 28 % 28 km/h 0.3 mm Very high 40
30 Mar 35.8 °C 25 % 30 km/h 0.0 mm Very high 38
31 Mar 34.9 °C 30 % 36 km/h 0.2 mm Very high 41
1 Apr 35.5 °C 26 % 34 km/h 0.0 mm Very high 42
2 Apr 34.4 °C 27 % 30 km/h 0.0 mm High 38
3 Apr 35.5 °C 28 % 20 km/h 0.0 mm Very high 39
4 Apr 36.1 °C 27 % 22 km/h 0.0 mm High 35
5 Apr 35.6 °C 28 % 27 km/h 0.0 mm Very high 38
6 Apr 36.3 °C 22 % 38 km/h 0.0 mm Very high 42
7 Apr 36.1 °C 19 % 36 km/h 0.0 mm Very high 44
8 Apr 37.3 °C 19 % 29 km/h 0.0 mm Very high 42
9 Apr 36.7 °C 25 % 29 km/h 0.0 mm Very high 44
10 Apr 37.1 °C 30 % 31 km/h 0.0 mm Very high 44
11 Apr 38.0 °C 25 % 31 km/h 0.0 mm Very high 43
12 Apr 37.9 °C 26 % 40 km/h 0.0 mm Very high 46
13 Apr 38.1 °C 22 % 33 km/h 0.0 mm Very high 44
14 Apr 39.1 °C 20 % 35 km/h 0.0 mm Very high 46
15 Apr 38.7 °C 19 % 29 km/h 0.0 mm Very high 43
16 Apr 39.3 °C 22 % 31 km/h 0.0 mm Very high 45
17 Apr 39.7 °C 19 % 36 km/h 0.0 mm Very high 46
18 Apr 39.0 °C 23 % 36 km/h 0.0 mm Very high 46
19 Apr 38.5 °C 24 % 32 km/h 0.0 mm Very high 46
20 Apr 37.7 °C 27 % 37 km/h 0.0 mm Very high 46
21 Apr after 38.0 °C 23 % 37 km/h 0.0 mm Very high 44
22 Apr after 38.5 °C 21 % 30 km/h 0.0 mm Very high 44
23 Apr after 38.2 °C 21 % 35 km/h 0.0 mm Very high 46
24 Apr after 38.6 °C 20 % 40 km/h 0.0 mm Very high 48
25 Apr after 38.5 °C 22 % 37 km/h 0.0 mm Very high 48
26 Apr after 39.8 °C 17 % 29 km/h 0.0 mm Very high 45
27 Apr after 38.5 °C 23 % 35 km/h 0.0 mm Very high 49
28 Apr after 38.1 °C 29 % 31 km/h 2.4 mm High 26

Before and after, from space

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

Before · 19 Mar 2026
After · 27 Apr 2026

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 29 March 2026 the air beside the fire reached 58 µg/m³ of PM2.5. That day averaged 49: 3.2 times the WHO daily guideline (15).

PM2.5 peak58 µg/m³
Days over the guideline25 days
PM1068 µg/m³
Optical depth1.23
242526272829303112345678910111213141516171819202122
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 · 574Every 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 India ›

Frequently asked questions

How long did the Giddalur fire last?
According to the heat detections seen by satellite inside the perimeter, it burned from 26 March 2026 to 20 April 2026 (26 days). The perimeter dates it from 26 March 2026 to 19 April 2026.
How much area did it burn?
The perimeter GWIS (Copernicus) rebuilt from heat detections is 18,912 hectares (189.1 km²). It is an estimate: official national figures may differ.
Which municipalities burned?
The fire entered 3 municipalities: Bandi Atmakur (11,723 ha, 17 %); Giddalur (6,888 ha, 7.9 %); Mahanandi (412 ha, 1.5 %).
What was the weather like?
During the fire the temperature reached 39.7 °C, humidity dropped to 19 % and gusts hit 40 km/h. The fire danger index (FWI) reached 46, class Very high.
Where does this data come from?
From the GWIS (Copernicus) burnt perimeter, NASA FIRMS VIIRS hotspots and the administrative boundaries of India (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 · 1 Changes in area, dates, name, official record or merged pages, compared every night since 24 October 2026.
  1. Last day with fire: 19 April 2026 → 20 April 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: GWIS (Copernicus), rebuilt from heat detections rather than mapped on imagery.
  • Dates adjusted with the VIIRS detections inside the perimeter, which said 26 March 2026 to 19 April 2026. 574 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 ADM3 (Open Data Commons Open Database License 1.0). 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.