Big Mountain Fire
Active
Utah County, Utah · Discovered August 23, 2026
400 acres
Size
0%
Contained
-
24h growth
56
Personnel
Source: NIFC/IRWIN (interagency) · Last upstream update 1 hour ago
Current situation
Big Mountain Fire
Air quality · Moderate
AQI 61
The Big Mountain Fire fire has burned 400 acres in Utah County, Utah. Crews have reached 0% containment. Air quality near the fire is moderate (AQI 61). 56 personnel are assigned to the incident.
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Growth & containment history
| Recorded | Size | Contained |
|---|---|---|
| 8/24/2026, 1:58:34 AM | 400 acres | 0% |
| 8/23/2026, 11:15:22 PM | 300 acres | - |
| 8/23/2026, 11:00:21 PM | 30 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.