Mill Run Fire
Active
Box Elder County, Utah · Discovered September 17, 2026
33 acres
Size
-
Contained
-
24h growth
-
Personnel
Source: NIFC/IRWIN (interagency) · Last upstream update 14 hours ago
Current situation
Mill Run Fire
Air quality · Good
AQI 24
The Mill Run Fire fire has burned 33 acres in Box Elder County, Utah. Officials have not reported a containment figure yet. Air quality near the fire is good (AQI 24).
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Growth & containment history
| Recorded | Size | Contained |
|---|---|---|
| 9/18/2026, 12:04:40 AM | 33 acres | - |
| 9/17/2026, 10:49:40 PM | 20 acres | - |
History recorded by Fire Nearby each time upstream size or containment changes.
About this data
Fire Nearby aggregates official incident data and shows exactly when each value was last updated. For evacuation decisions, always follow instructions from local emergency officials and check county emergency management channels.