"The fire’s rapid expansion to over 3,600 acres in a short period and the deployment of hundreds of personnel highlight its significant impact on the region’s resources and the challenges faced by the USFS in achieving containment."
The Castle wildfire, located 23 miles northeast of Tiller in Douglas County, Oregon, was discovered on July 23, 2026 and is a natural‑cause fire under USFS jurisdiction. By August 6, it had burned 2,995 acres and was 48% contained, with 727 personnel on the scene. The fire grew to 3,612 acres by August 8, reaching 67% containment, and then stabilized at 3,613 acres with containment rising to 100% by August 28, while personnel decreased from 727 to 114. Fire behavior evolved from moderate and uphill runs to active creeping and isolated torching, eventually becoming minimal and smoldering as containment closed.
Official source description: 23 Miles NE from Tiller, OR
Minimal; Smoldering
Good air quality. Outdoor activity is generally safe near this incident.
Nearest reporting station: Crater Lake. Source: AirNow.gov (EPA).
The fire is now fully contained and behavior is minimal; standard wildfire safety precautions remain advised, but no immediate evacuation or fire restrictions are necessary.
IRWIN ID: {24A02C51-652F-4EB2-B210-C277C62E7498}
Discovered: Jul 23, 2026
Cause: Natural
Managing Agency: USFS
Est. Cost to Date: $23,635,186
Coordinates: 43.114, -122.5633
Other wildfires that have recently been contained or dropped from official tracking in OR.
The Castle Fire has burned 3,615 acres as of August 28, 2026.
Yes, the Castle Fire is fully contained (100%).
The official cause has been listed as: Natural.
The Castle Fire is burning in Douglas, OR.
Yes, as of the latest official update, the Castle Fire remains active.
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