"The Harley fire’s rapid early expansion—over 50 acres in the first eight hours—highlights the potential for swift growth in this region, underscoring the need for vigilant monitoring and rapid response resources."
The Harley wildfire, located in Box Elder County, Utah, was first discovered on August 21, 2026, and has grown to 203.13 acres as of the latest update on September 11, 2026. The fire is human‑caused and remains under the jurisdiction of unspecified agencies. Over the course of the timeline, the blaze expanded from 150 acres at 01:00 on August 22 to 200 acres by 09:20 that same day, and then stabilized at 203.13 acres by mid‑September, with no containment reported. Current fire behavior and weather conditions are not documented, but the fire has not shown significant growth in the last 24 hours.
Current air quality readings are unavailable for this incident. Older readings are not shown as current conditions.
Check current air quality on AirNow.gov →General wildfire safety guidance applies: stay informed through local authorities, avoid the area if possible, and be prepared to evacuate if conditions change.
IRWIN ID: {1AB6D72C-73A6-454C-9F84-B5E4A1E41AA0}
Discovered: Aug 21, 2026
Cause: Human
Coordinates: 41.7398, -112.1941
Other wildfires no longer present in our filtered incident feed in UT.
The Harley Fire has burned 203 acres as of September 11, 2026.
Containment has not been officially reported for the Harley Fire.
The official cause has been listed as: Human.
The Harley Fire is burning in Box Elder, UT.
The Harley Fire is no longer in our filtered incident feed. This alone does not confirm extinguishment.
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