Event Fire (South Dakota)
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).
Quick facts
- Location
- Oglala Lakota County
- Cause
- Natural
- Jurisdiction
- BIA · Federal land
Burning in Oglala Lakota, South Dakota, the active Event Fire has reached 230 acres since igniting from a natural cause on September 4, 2026. Managed by the Bureau of Indian Affairs on federal land, the fire is supported by 22 satellite heat detections over the past 48 hours, highlighting the extent of the thermal activity clustered nearby.
This incident unfolds during the region's typical fire season, which runs from June to October. Nationally, the broader context shows that 3,177,542 hectares have burned so far in 2026, marking a figure that is 42% below the two-decade average.
In context
This wildfire has been burning in South Dakota for 1 day. So far it has affected roughly 230 acres — about 0.9 km².
In the Northern Hemisphere, wildfire activity usually peaks during the warm, dry months — roughly May through October.
The bigger picture in United States
Across United States, roughly 3,177,542 hectares have burned so far in 2026 — 42% below the two-decade average. Data from Copernicus GWIS.
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