Westminster, CA – Injury Multi-Vehicle Crash on I-5 at Harbor Blvd.

Westminster, CA (September 2, 2025) – A multi-vehicle collision occurred on Tuesday afternoon, September 2, on the southbound lanes of Interstate 5 near Harbor Boulevard, leaving several people injured and blocking traffic. The California Highway Patrol reported that three to four vehicles were involved, with one of the cars severely damaged in the left lane.

Emergency crews responded around 3:30 p.m. and found multiple victims with varying injuries. At least one individual required transport to a nearby hospital for further evaluation, while others were treated at the scene. The crash caused a major backup as crews worked to clear debris and reopen lanes. Investigators are still determining the cause of the collision. Driver distraction and speeding may have been contributing factors.

Our thoughts remain with those injured in this crash, and we wish them a full and quick recovery.

Hurt in a crash on I-5? Don’t wait to get the help you need to pursue compensation. Contact an efficient I-5 car accident lawyer to get started on your case.