"The fire’s rapid growth from 10 to 70 acres within hours highlights a potentially aggressive spread, warranting close monitoring and resource allocation by the BOR. The lack of containment data suggests the situation remains fluid and could evolve quickly."
The STEELE wildfire, located in Napa County, California, was first discovered on September 9, 2026, at 16:59:02. The Bureau of Reclamation (BOR) is the jurisdictional agency overseeing the incident. Initial reports indicated the fire had burned 10 acres, but it expanded rapidly to 70 acres within the same day before decreasing to 50 acres later that evening, and stabilizing at 51 acres as of the latest update on September 12, 2026. No containment percentage, personnel deployment, or fire behavior details have been released, and the cause remains undetermined.
Good air quality. Outdoor activity is generally safe near this incident.
Nearest reporting station: Napa. Source: AirNow.gov (EPA).
General wildfire safety guidance applies: stay informed through local authorities, avoid the area if possible, and be prepared for sudden changes in fire behavior.
IRWIN ID: {252BD79E-F9FF-4593-B075-226D251090A6}
Discovered: Sep 9, 2026
Cause: Undetermined
Managing Agency: BOR
Coordinates: 38.4883, -122.1932
Other wildfires that have recently been contained or dropped from official tracking in CA.
The STEELE Fire has burned 51 acres as of September 12, 2026.
The STEELE Fire has not yet reached any official containment.
The official cause has been listed as: Undetermined.
The STEELE Fire is burning in Napa, CA.
Yes, as of the latest official update, the STEELE Fire remains active.
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