Flagstaff Fire crews responded to a wildland fire Saturday afternoon. The fire was located just north of Interstate-40 near the Flag Ranch Road exit. When crews arrived they found the fire to be an acre in size with a moderate rate of speed. Crews quickly established a water supply and built a perimeter. They worked to quickly to put out the fire and keep spread to a minimum. The cause of the fire is under investigation. Fire officials remind residents dry conditions have continued to present issues for firefighters and remember one less spark, one less fire.