(Butte County, CA) — The Butte County Sheriff’s Office has issued an evacuation warning for Concow as firefighters battle the Ranch Fire. It was initially an evacuation order but, it was reduced to a warning Wednesday night. The warning affects Concow Zone 511, with limited access to residents only.

The fire has burned 25 acres near Surcease Mine Road and Newsom Ranch, with 20-percent containment.

No injuries or structural damage reported. The cause of the fire is under investigation.