Tributary Fire
Active
Riverside County, California · Discovered August 21, 2026
3.0 acres
Size
-
Contained
-
24h growth
-
Personnel
Source: NIFC/IRWIN (interagency) · Last upstream update 3 hours ago
Current situation
Tributary Fire
Air quality · Moderate
AQI 82
The Tributary Fire fire has burned 3.0 acres in Riverside County, California. Officials have not reported a containment figure yet. Air quality near the fire is moderate (AQI 82).
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Growth & containment history
| Recorded | Size | Contained |
|---|---|---|
| 8/21/2026, 2:10:32 PM | 3.0 acres | - |
| 8/21/2026, 1:10:30 PM | 1.0 acres | - |
| 8/21/2026, 1:00:31 PM | 0.0 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.