"This incident is notable for its rapid initial growth to over 500 acres and the high level of resources committed—up to 166 personnel—during the extreme phase, as well as the significant cost escalation to $375,000 by mid-September."
The RAILROAD SOUTH wildfire, located in Comanche County, Oklahoma, was discovered on August 29, 2026, and is caused by human activity. The fire quickly grew to 502 acres by the morning of August 30, then stabilized at 500 acres later that day. By 2:00 p.m. on August 30, the blaze was already classified as Extreme, Running, and Spotting, with 166 personnel on the scene and an estimated cost of $115,000. The fire expanded to 515 acres by the evening of August 30 and remained at that size through September 5, while containment increased from 0% to 20% by August 31, 40% by September 2, 50% by September 5, 60% by September 7, 80% later that day, 90% by September 10, and 95% by September 11, remaining at 95% through September 17 and 19. The situation has evolved from extreme early behavior to minimal, creeping, and eventually smoldering conditions as containment progressed.
Official source description: 3 Miles E from Indiahoma, OK
Minimal; Creeping; Spotting
Good air quality. Outdoor activity is generally safe near this incident.
Nearest reporting station: Lawton. Source: AirNow.gov (EPA).
The fire is currently minimal, creeping, and spotting with 95% containment. General wildfire safety guidance applies; remain vigilant for potential flare-ups and follow any local advisories.
IRWIN ID: {4B5458B1-74EB-4DF0-93C0-D0F93CC1DFFA}
Discovered: Aug 29, 2026
Cause: Human
Est. Cost to Date: $375,000
Coordinates: 34.6084, -98.7205
Other wildfires that have recently been contained or dropped from official tracking in OK.
The RAILROAD SOUTH Fire has burned 515 acres as of September 19, 2026.
As of the latest update, the RAILROAD SOUTH Fire is 93% contained.
The official cause has been listed as: Human.
The RAILROAD SOUTH Fire is burning in Comanche, OK.
Yes, as of the latest official update, the RAILROAD SOUTH Fire remains active.
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