West Fork Fire
Active
Pierce County, Washington · Discovered August 23, 2026
Source: NIFC/IRWIN (interagency) · Last upstream update 4 days ago · Perimeter mapped 4 days ago (NIFC WFIGS)
West Fork Fire
The West Fork Fire fire has burned 310 acres in Pierce County, Washington. Crews have reached 16% containment. It has shown no measurable growth in the last 24 hours. Air quality near the fire is good (AQI 37).
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Incident timeline
Generated automatically from official feeds the moment they change: size, containment, evacuation zones, aircraft, and incident team updates.
Firefighting aircraft on scene (N125CL)
10 days ago · September 27, 2026Containment rose to 17%
30 days ago · September 7, 2026Grew 40 acres in 9 days to 306 acres
31 days ago · September 6, 2026New perimeter mapped at 299 acres (national perimeter feed)
37 days ago · August 31, 2026Now mapped at 266 acres
40 days ago · August 28, 2026Now mapped at 349 acres
42 days ago · August 26, 2026Containment dropped to 0% (from 16%)
43 days ago · August 25, 2026Fire first listed in official incident feeds
45 days ago · August 23, 2026
Raw growth & containment readings
| Recorded | Size | Contained |
|---|---|---|
| 9/8/2026, 10:16:27 PM | 310 acres | 16% |
| 9/7/2026, 1:40:47 AM | 306 acres | 17% |
| 9/6/2026, 1:45:40 AM | 306 acres | 0% |
| 9/2/2026, 1:18:02 AM | 300 acres | 0% |
| 9/1/2026, 1:45:11 AM | 299 acres | 0% |
| 8/31/2026, 2:39:56 AM | 296 acres | 0% |
| 8/29/2026, 2:45:12 AM | 271 acres | 0% |
| 8/28/2026, 3:01:26 AM | 266 acres | 0% |
| 8/27/2026, 10:18:45 PM | 0.3 acres | 0% |
| 8/26/2026, 1:59:50 AM | 349 acres | 0% |
| 8/25/2026, 3:44:17 AM | 5.0 acres | 0% |
| 8/23/2026, 4:17:47 PM | 0.3 acres | - |
Recorded by Fire Nearby each time upstream data 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.