An Investigation Has Revealed The Cause Of Last Year’s Tunnel Fire Has Been Deemed “Undetermined” – KAFF News – Flagstaff

The cause of the tunnel fire was ruled “unknown.” Law enforcement and investigative units in the Southwest Region spent more than a year conducting the investigation. A tunnel fire was first reported on the afternoon of Sunday, April 17, 2022, about nine miles northwest of Flagstaff and adjacent to the Timberline/Fernwood community. Investigators said firefighters […]