A fire has broken out at the border of Los Angeles and Ventura counties and is spreading rapidly, threatening numerous hillside homes in the Calabasas and Hidden Hills areas.

Jan. 9, 8:35 p.m. The Kenneth Fire that erupted Thursday afternoon on the border between Los Angeles and Ventura counties is reportedly being investigated as an arson case, with one person in custody.

KTLA 5 News team coverage of the Kenneth Fire in the area of Calabasas and West Hills. Jan. 9, 2025. Updates: https://ktla.com/news/california/wildfires/fast-moving-wildfire-explodes-in-calabasas/

The arrest occurred around 4:30 p.m. on Ybarra Road, just south of the fire’s origin, after local residents reportedly spotted the suspect attempting to ignite a blaze. The residents detained him until police arrived, with photos shared on the Citizen app showing officers surrounding the scene where the man was taken into custody.

A possible arson suspect was arrested Thursday night near the Kenneth Fire area as fire crews continue battling flames burning near homes in Calabasas and West Hills. At around 4:30 p.m., Los Angeles police responded to reports of a man attempting to light a fire in the 21700 block of Ybarra Road in Woodland Hills.

A new fire has broken out in the West Hills, here is the evacuation zone as incorrect alerts are issued by the city.