The Delta Fire, a new wildfire north of Redding, grew to 24,588 acres on Friday, prompting the closure of Interstate 5 and evacuation orders for residents in parts of Shasta and Trinity counties.

The Siskiyou County Sheriff’s Office has issued an evacuation warning, not a mandatory evacuation, for all Dunsmuir residents, according to InciWeb.

The Delta Fire started at about 12:51 p.m. Wednesday two miles north of Lakehead. It’s active along the eastern edge between I-5 and the Hirz Fire, which started Aug. 9. Currently, 1,522 firefighters are battling the Delta Fire, according to Inciweb.

Current expected containment date is Sept. 22, according to Inciweb.

Dozer operators and hand crews are constructing fuel breaks, according to Inciweb. Meanwhile to protect Highland Springs north of Boulder Creek, crews are conducting a series of backfiring operations around the area. Crews are also constructing a dozer line for additional defensive firing operations to protect communities along the I-5 corridor such as Dunsmuir, according to Inciweb.

For those northbound traffic via I-5, the highway is closed at the Fawndale exit, approximately 10 miles north of Redding. Lakehead residents with identification are allowed beyond the closure, but everyone else will be detoured. All traffic is stopped at Lakehead.

Those traveling south via I-5, the highway is closed at Mott Road about 3.6 miles south of Mt. Shasta. Dunsmuir residents are allowed beyond the closure, however all traffic is stopped at Gibson road, according to Inciweb.

Mandatory evacuations are in place for residents along I-5 from exit 707 at Vollmers to exit 714 at Gibson. The Trinity County Sheriff’s Office has issued mandatory evacuation notices for residents of East Fork Road to Ramshorn Road and east to the Shasta-Trinity County Line.

For more information about the Delta Fire, visit