13 train cars derail in Placer County, Union Pacific says. Here’s what to know
Thirteen Union Pacific rail cars derailed early Saturday morning just north of Colfax in Placer County, according to the railroad company.
The incident occurred about 3:20 a.m. near Highway 174 and Narrow Gauge Road, just outside the Colfax city limits, according to a UP spokesperson. Union Pacific said cleanup efforts began shortly after the derailment and an investigation was underway. The cause of the derailment has not been determined, UP officials said.
Cal Fire Nevada-Yuba-Placer unit officials confirmed they were aware of the incident and said no injuries or fire were reported to the Placer County Fire Department. The company added that no hazardous material releases were reported.
The derailment happened on a curved section of the main track, with photos taken by train enthusiasts showing that several double-decker rail cars appeared to have jumped the track.
The tracks were cleared by noon, officials said, and train traffic had resumed. A bus bridge remains in place for the Amtrak California Zephyr between Sacramento. and Emeryville.
This story was originally published December 13, 2025 at 10:17 AM.