"This fire is notable for its rapid initial spread to 100 acres within a few hours of discovery, indicating a potentially aggressive fire that could threaten nearby communities and natural resources."
The Union 400245 wildfire is located in Union County, Arkansas, with coordinates 33.2810°N, 92.8747°W. It was discovered on September 15, 2026, and has burned approximately 100 acres with no containment reported. The cause of the fire and the jurisdictional agency responsible are not yet known. Current fire behavior details are unavailable, and no personnel or resources have been reported. The incident remains active with no updates on growth or containment beyond the initial 100-acre assessment.
Good air quality. Outdoor activity is generally safe near this incident.
Nearest reporting station: Arkadelphia-Caddo Valley. Source: AirNow.gov (EPA).
General wildfire safety guidance applies: stay informed through local authorities, avoid the area, and be prepared to evacuate if instructed.
IRWIN ID: {2363C3C8-D997-4AFA-A05E-CF80EAF66384}
Discovered: Sep 15, 2026
Coordinates: 33.281, -92.8747
Other wildfires that have recently been contained or dropped from official tracking in AR.
The Union 400245 Fire has burned 100 acres as of September 15, 2026.
The Union 400245 Fire has not yet reached any official containment.
The cause of the Union 400245 Fire has not yet been officially determined.
The Union 400245 Fire is burning in Union, AR.
No, the Union 400245 Fire is no longer listed as active by NIFC.
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