Before Entrapment

The fire started next to the Chewuch River in the bottom of a narrow, V-shaped canyon.

Fuels in the riparian area where the fire started were mostly spruce, alder, and aspen.

Aerial view of the Chewuch River near the origin of the Thirtymile Fire, looking upcanyon.

A mix of fir, lodgepole pine, and ponderosa pine was present in the drier surrounding area.
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