Arizona's newest wildfire erupted just before 5 p.m. Tuesday.
The Green Fire is burning about one mile south of Highway 260 at Mile Marker 279, said Tonto National Forest spokesman David Albo.
Albo said crews have not estimated the size of the new fire and the cause is not known.
Three engines and a water tender are en route, Albo said.
Stay with cbs5az.com and CBS 5 News for updates on this developing story.
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