"The XU Hill fire grew rapidly within hours, reaching over 2,500 acres before containment efforts reduced it to 1,297 acres, demonstrating a significant early expansion that required substantial resources and swift response."
The XU Hill wildfire, located 12 miles north of White River Ranger Station in Oglala Lakota County, South Dakota, was first discovered on August 12, 2026, and is caused by natural factors under the jurisdiction of the Bureau of Indian Affairs. The fire rapidly expanded from an initial 100 acres to 2,500 acres by the evening of August 12, prompting the deployment of 24 personnel and an estimated cost of $200,000. By August 13, the acreage had been revised to 1,297.23 acres, with containment remaining at 10% and the same 24 personnel still engaged. The next day, containment surged to 90% with 28 personnel, and the fire behavior shifted to minimal. By August 20, containment reached 95% with only six personnel on the scene, and the fire remained minimal. The incident was fully contained at 100% on August 27 with six personnel, and the estimated cost settled at $150,000.
Official source description: 12 Miles N from White River Ranger Station, SD
Minimal; Running; Flanking
The fire is currently minimal and fully contained; general wildfire safety guidance applies, but remain aware of any local advisories.
IRWIN ID: {03EDD376-3393-4938-9193-39C4D274614C}
Discovered: Aug 12, 2026
Cause: Natural
Managing Agency: BIA
Est. Cost to Date: $150,000
Coordinates: 43.6314, -102.4372
Other wildfires that have recently been contained or dropped from official tracking in SD.
The XU Hill Fire has burned 1,297 acres as of August 27, 2026.
Yes, the XU Hill Fire is fully contained (100%).
The official cause has been listed as: Natural.
The XU Hill Fire is burning in Oglala Lakota, SD.
No, the XU Hill Fire is no longer listed as active by NIFC.
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