Los Angeles County firefighters are on the scene of a 40-acre brush fire in Calabasas on Thursday.
The medium to heavy fueled blaze began around 3:20 p.m. near Mulholland Drive and Malibu Canyon Road, according to Vanessa Lonzano with the Los Angeles County Fire Department.
There are currently 228 firefighters on the scene and one firefighter was transported to a local hospital for heat exhaustion, fire officials said.
No structures are currently threatened and forward progress has stopped, officials added.
As of 8 p.m., the fire was 30 percent contained.
No further details were immediately available.