"This fire is notable for its rapid containment—achieving 100% containment within 24 hours of discovery—despite burning a substantial 665 acres. The deployment of 44 personnel and an estimated cost of $20,000 reflect a significant but efficiently managed response."
The Four Corner wildfire, located in Stanley County, South Dakota, was discovered on September 8, 2026, and has burned 665 acres. By September 9, the fire was fully contained (100%) with 44 personnel on the scene, exhibiting minimal, flanking, and backing behavior. The incident remains active but has not expanded since the initial report, and no further updates are available. The cause is human, and the jurisdictional agency is not specified. The fire’s containment progress and minimal behavior indicate a contained situation.
Official source description: 27 Miles NE from Murdo, SD
Minimal; Flanking; Backing
Good air quality. Outdoor activity is generally safe near this incident.
Nearest reporting station: Pierre. Source: AirNow.gov (EPA).
The fire is currently fully contained with minimal behavior; general wildfire safety guidance applies, but no immediate evacuation or shelter-in-place orders are necessary.
IRWIN ID: {FED0965E-247C-4DF8-B640-6727745306F8}
Discovered: Sep 8, 2026
Cause: Human
Est. Cost to Date: $20,000
Coordinates: 44.5615, -101.0369
Other wildfires that have recently been contained or dropped from official tracking in SD.
The Four Corner Fire has burned 665 acres as of September 9, 2026.
Yes, the Four Corner Fire is fully contained (100%).
The official cause has been listed as: Human.
The Four Corner Fire is burning in Stanley, SD.
Yes, as of the latest official update, the Four Corner Fire remains active.
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