The chief was in an Alameda County Fire Department SUV, with lights and sirens on, when it collided with a Toyota Corolla at the intersection of Decoto Road and Paseo Padre Parkway.
Both drivers went to the hospital with non-life threatening injuries and were later released.
The Fremont Police Department would like to hear from anyone who witnessed the crash. You can call the Traffic Unit at 510-790-6760.
At 11 p.m. the Fremont Police Department reopened the intersection of Paseo Padre Parkway and Decoto Road.