"The DOME fire has rapidly expanded to nearly 4,000 acres within a week, requiring over 800 personnel and costing close to $10 million, highlighting significant resource allocation and potential impacts on the surrounding area."
The DOME wildfire, located 1 mile north of Wawona in Mariposa County, California, was first discovered on September 15, 2026, and is managed by the National Park Service. By September 17, the fire had grown from 100 acres to 1,177 acres with no containment, and its behavior shifted from active flanking and spotting to active flanking and backing. On September 18, containment reached 10% while the area remained at 1,177 acres. The fire continued to expand, reaching 2,186 acres on September 19 with 15% containment and 497 personnel, and grew to 3,047 acres on September 21, 3,420 acres on September 22, and 3,683 acres on September 23, all still at 15% containment. By September 24, the blaze had expanded to 3,989 acres with 15% containment and 789 personnel, and the estimated cost rose to $9.9 million.
Official source description: 1 Miles N from Wawona, CA
Moderate; Flanking; Uphill Runs; Single Tree Torching
Moderate air quality. Unusually sensitive individuals should consider reducing prolonged outdoor exertion.
Nearest reporting station: Yosemite National Park. Source: AirNow.gov (EPA).
Given the fire’s moderate behavior with ongoing uphill runs and single tree torching, general wildfire safety precautions apply: stay informed, avoid the area, and follow any local advisories.
IRWIN ID: {AACFD673-4C1B-4CDF-B9DD-128E34BD7272}
Discovered: Sep 15, 2026
Cause: Undetermined
Managing Agency: NPS
Est. Cost to Date: $9,900,000
Coordinates: 37.5662, -119.6162
Other wildfires that have recently been contained or dropped from official tracking in CA.
The DOME Fire has burned 3,989 acres as of September 24, 2026.
As of the latest update, the DOME Fire is 15% contained.
The official cause has been listed as: Undetermined.
The DOME Fire is burning in Mariposa, CA.
Yes, as of the latest official update, the DOME Fire remains active.
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