"The fire’s rapid growth to over 10,000 acres and the substantial resources—hundreds of personnel and millions of dollars—highlight its significant threat to the surrounding communities and ecosystems."
The CROOKED wildfire, located 15 miles east of Idaho City in Boise County, Idaho, was first discovered on August 18, 2026. The U.S. Forest Service is the jurisdictional agency, and the fire is human‑caused. Over the course of the incident the blaze expanded from 150 acres on August 20 to a peak of 10,084 acres on September 10, with containment rising from 0% to 93% by September 12. Early reports described active, torching, flanking behavior, but by mid‑September the fire had transitioned to minimal, creeping, smoldering activity with short‑range spotting. Personnel commitments grew from 178 on the first day to a peak of 660 by September 4, and estimated costs increased from $1,000,000 to $22,800,000 as the fire progressed.
Official source description: 15 Miles E from IDAHO CITY, ID
Minimal; Smoldering; Creeping; Short-range Spotting
Good air quality. Outdoor activity is generally safe near this incident.
Nearest reporting station: Idaho City. Source: AirNow.gov (EPA).
With the fire now minimal and largely smoldering, general wildfire safety guidance applies: stay informed, avoid the fire perimeter, and follow any local evacuation orders.
IRWIN ID: {25DCE742-0E0F-40E9-B7C7-9952FD1299A5}
Discovered: Aug 18, 2026
Cause: Human
Managing Agency: USFS
Est. Cost to Date: $26,180,000
Coordinates: 43.8472, -115.5396
Other wildfires that have recently been contained or dropped from official tracking in ID.
The CROOKED Fire has burned 10,081 acres as of September 18, 2026.
Yes, the CROOKED Fire is fully contained (100%).
The official cause has been listed as: Human.
The CROOKED Fire is burning in Boise, ID.
Yes, as of the latest official update, the CROOKED Fire remains active.
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