Wildfire near San Martín de Valdeiglesias (Jul 23)
True color
Fire (SWIR)
Infrared / SWIR (right): sees through smoke.
🟢 green = vegetation
🟤 red/brown = burned
🟠 orange = active fire
Imagery: Sentinel-2 (Copernicus). Drag to compare smoke vs. infrared.
Heat detections: NASA FIRMS (last 48h).
Burning across broadleaf and mixed forest near San Martín de Valdeiglesias, Spain, this fire spanned eight days of activity, averaging an estimated 2,492 hectares of daily growth before ultimately ending.
By the time containment was reached, the incident had scorched a total of 19,939 hectares (49,270 acres).
In context
This wildfire burned in Spain for 45 days. In total it burned about 19,939 ha (49,270 acres) — around 199 km².
In the Northern Hemisphere, wildfire activity usually peaks during the warm, dry months — roughly May through October.
The bigger picture in Spain
Across Spain, roughly 296,197 hectares have burned so far in 2026 — 211% above the two-decade average. Data from Copernicus EFFIS.
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