One person died due to a fireworks malfunction on New Year's Eve on Treasure Island, San Francisco; the area was later cordoned off for investigation.

San Rafael Police arrested a man for selling illegal fireworks on New Year's Eve, part of a larger crackdown on illicit celebrations. The suspect admitted to the activity and was charged accordingly.

A San Francisco business owner claims the local NAACP president threatened him over a critical rap video about the mayor. The NAACP president denies the allegations.

A Yellow line BART train derailed between Orinda and Lafayette stations causing commuting delays but no injuries. Stations were closed and passengers evacuated.

The CHP's H-30 helicopter crew assisted in three high-speed pursuits, made multiple arrests, and helped capture a dangerous suspect on New Year's Eve, as part of a maximum enforcement initiative.

A DUI suspect crashes into a parked car on New Year's Eve in California, causing a fire but no injuries, resulting in their arrest and child endangerment charges.

San Pablo Police arrested a driver for DUI and possessing an unserialized firearm after stopping a car driving into oncoming traffic. Officer Ashley’s intervention potentially prevented injuries.

San Jose Police investigate the city's 36th homicide after a man was shot on December 30; victim later died at the hospital, with motives unclear. Public assistance is sought.

A New Year's Eve sideshow in Vallejo escalated with three cars on fire and gunshots. The police and fire department contained the mayhem and reminded the public of severe penalties for those involved.

San José firefighters extinguished a commercial fire on Camden Avenue, with no injuries reported. Roads were closed, but the situation is under control.

Hayward police are investigating an early New Year's Eve homicide where a man was found shot and later declared dead at Skywest Drive and Sueirro Street; no arrests have been made.

One person died in a four-vehicle collision on Byron Highway, involving a head-on crash between a Silverado and a Kia. The Kia driver was fatally injured, and the Silverado driver was airlifted to the hospital.

A fallen tree on Foothill Boulevard in Calistoga caused a traffic collision with no injuries; police and a local with a chainsaw quickly cleared the road.