"This fire is notable for its rapid containment—achieving 100% containment within a few days of discovery—despite burning nearly 7,000 acres. The minimal fire behavior and limited personnel involvement highlight effective suppression efforts."
The Johnson Canyon wildfire, located 13 miles northwest of Tremonton in Box Elder County, Utah, was discovered on August 1, 2026, and reported to the National Interagency Fire Center (NIFC) on August 6, 2026. By the first report, the fire had burned 6,889 acres and was 100% contained, with minimal fire behavior and only two personnel on the scene. The cause remains undetermined and no jurisdictional agency is listed. Subsequent updates on August 7 and September 11 confirmed the same acreage (6889.75 acres) and containment status, with the fire continuing to exhibit minimal, smoldering behavior. The incident was deactivated on August 18, 2026, after achieving full containment, and the estimated cost is $500,000.
Official source description: 13 Miles NW from Tremonton, UT
Minimal; Smoldering
Good air quality. Outdoor activity is generally safe near this incident.
Nearest reporting station: Logan. Source: AirNow.gov (EPA).
The fire remains minimal and smoldering with full containment; general wildfire safety precautions still apply, but no immediate evacuation or sheltering is required.
IRWIN ID: {36FF39CA-B437-4425-B92D-B8607082102C}
Discovered: Aug 1, 2026
Cause: Undetermined
Est. Cost to Date: $500,000
Coordinates: 41.8748, -112.3049
Other wildfires that have recently been contained or dropped from official tracking in UT.
The Johnson Canyon Fire has burned 6,890 acres as of September 11, 2026.
Yes, the Johnson Canyon Fire is fully contained (100%).
The official cause has been listed as: Undetermined.
The Johnson Canyon Fire is burning in Box Elder, UT.
Yes, as of the latest official update, the Johnson Canyon Fire remains active.
Real-time map, acreage, and containment for every major U.S. wildfire, updated from official NIFC data.
View Live Map →