"The Davis Coulee fire grew to 15,470 acres in just 24 hours, demonstrating a rapid expansion that required a substantial deployment of 93 personnel and significant financial resources. Its swift containment to 100% within 16 days highlights effective firefighting coordination in a remote area."
The Davis Coulee wildfire, located 9 miles southwest of Crow Agency in Big Horn County, Montana, was first discovered on September 14, 2026, and remains under the jurisdiction of the Bureau of Indian Affairs. The fire rapidly expanded from 40 acres at 4:30 a.m. to 15,470 acres by September 15, with extreme behavior reported during the early growth phase. Containment efforts began to show progress on September 16, when 93 personnel were deployed and the fire was 0% contained, but by September 17 containment reached 20% and 58 personnel were still engaged. Over the following week containment stabilized at 50% with minimal, smoldering behavior, and by September 26 the fire was 80% contained with only 14 personnel on the scene. The incident was fully contained at 100% on September 30, 2026, with a final estimated cost of $1,423,963.
Official source description: 9 Miles SW from Crow Agency, MT
Minimal; Creeping; Smoldering
Good air quality. Outdoor activity is generally safe near this incident.
Nearest reporting station: Billings. Source: AirNow.gov (EPA).
The fire is now fully contained and exhibits minimal, smoldering behavior. General wildfire safety guidance applies, but residents should remain aware of potential ember activity and follow any local advisories.
IRWIN ID: {CB361521-23CC-4573-A94B-0ED78E1B58A6}
Discovered: Sep 14, 2026
Cause: Undetermined
Managing Agency: BIA
Est. Cost to Date: $1,423,963
Coordinates: 45.5398, -107.6275
Other wildfires that have recently been contained or dropped from official tracking in MT.
The Davis Coulee Fire has burned 15,470 acres as of September 30, 2026.
Yes, the Davis Coulee Fire is fully contained (100%).
The official cause has been listed as: Undetermined.
The Davis Coulee Fire is burning in Big Horn, MT.
Yes, as of the latest official update, the Davis Coulee Fire remains active.
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