A California commuter train collided with a tractor trailer and derailed in Oxnard, injuring dozens of people, according to multiple media reports.

The Los Angeles Times reported that the crash occurred just before 6 a.m. Metrolink spokesman Scott Johnson told the Times the collision derailed three of the passenger train’s cars and injured at least 30 people.

KABC-TV reported that the truck caught fire after being hit by the train.

Fire-rescue personnel set up a color-coded triage area with green, yellow and red tarps at the site, KNBC-TV reported. The tarps indicate the severity of the victim’s injuries, with red being the most serious and green indicating minor injuries.

Oxnard is about 75 miles west of downtown Los Angeles.

On September 12, 2008, when a Union Pacific freight train and a Metrolink commuter train collided head-on, killing 25 people. That crash was the deadliest accident in Metrolink history.