"This fire is notable for its large size of nearly 3,700 acres and the rapid containment achieved, with 99% containment reported within the latest update. The incident also involved a significant estimated cost of $250,000 and the deployment of three personnel to manage the situation."
The Old 66 wildfire, located in Quay County, New Mexico, was discovered on March 27, 2026, and as of the latest update on September 8, 2026, it has burned 3,668 acres and is 99% contained. The cause remains undetermined and the incident is under the jurisdiction of an unspecified agency. Current fire behavior is minimal and smoldering, indicating that the fire is largely under control. Over the course of the timeline, the fire has grown to a substantial size but has seen rapid containment, reaching 99% containment by the most recent report.
Official source description: 1 Miles S from San Jon, NM
Minimal; Smoldering
Current air quality readings are unavailable for this incident. Older readings are not shown as current conditions.
Check current air quality on AirNow.gov →Given the minimal and smoldering fire behavior and high containment level, general wildfire safety guidance applies. Residents should remain aware of local advisories and avoid unnecessary exposure to smoke or potential flare-ups.
IRWIN ID: {2352B367-42BE-4185-9F4C-F78327E71C87}
Discovered: Mar 27, 2026
Cause: Undetermined
Est. Cost to Date: $250,000
Coordinates: 35.1462, -103.2855
Other wildfires no longer present in our filtered incident feed in NM.
The Old 66 Fire has burned 3,668 acres as of September 7, 2026.
As of the latest update, the Old 66 Fire is 99% contained.
The official cause has been listed as: Undetermined.
The Old 66 Fire is burning in Quay, NM.
The Old 66 Fire is no longer in our filtered incident feed. This alone does not confirm extinguishment.
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