A rapidly spreading brush fire scorched about 850 acres in the unincorporated Fairmont area just west of Lancaster Thursday, prompting evacuation warnings.
The fire was reported about 2:20 p.m. Thursday near West Avenue D and 210th Street West, according to the Los Angeles County Fire Department. The blaze initially burned about 10 acres before spreading quickly.
By 3:15 p.m., the fire had grown to about 50 acres, prompting officials to upgrade the response to a second alarm.
The blaze expanded around 4:45 p.m. to approximately 750 acres and remained 0% contained. Evacuation warnings were issued for the surrounding area.
Residents were advised to monitor protect.genasys.com for information about affected areas in case their locations are being requested to evacuate, and alertla.org for updates related to the fire.
No injuries or damage to structures were reported.
The cause of the fire was under investigation.