The Tucannon Mutual Aid wildfire in Columbia County, WA, is currently 100% contained with 8,069 acres burned.
Official source description: 8 Miles E from Dayton, WA
Minimal; Creeping; Smoldering
IRWIN ID: {593B002B-D532-4CCC-A575-BA059333328F}
Discovered: Jun 16, 2026
Cause: Human
Est. Cost to Date: $825,000
Coordinates: 46.4894, -117.9496
The Tucannon Mutual Aid Fire has burned 8,069 acres as of August 7, 2026.
Yes, the Tucannon Mutual Aid Fire is fully contained (100%).
The official cause has been listed as: Human.
The Tucannon Mutual Aid Fire is burning in Columbia, WA.
Yes, as of the latest official update, the Tucannon Mutual Aid Fire remains active.
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