Resources are responding to the Hollow Fire, a roughly 1.5-acre wildfire located in the Schultz Pass area 5 miles north of Flagstaff.
Resources responding to the incident include two engines.
Firefighters are currently working to suppress the fire using adjacent trail systems as holding features.
Forest visitors are asked to avoid roads and trails located near the fire as a matter of both public and firefighter safety.
The fire is moving at a low rate of spread through pine timber and needle cast.
The fire was first reported at roughly 3 p.m. Oct. 3, and its cause is under investigation.