Overview
- Officers responded at about 3:30 a.m., and paramedics pronounced the 47-year-old rider dead at the scene.
- Preliminary findings indicate a 61-year-old Livermore resident turning left collided with the westbound motorcycle in the intersection.
- The driver remained at the location and is cooperating with investigators.
- The Alameda County Coroner will release the rider’s identity after next-of-kin notification.
- Police temporarily closed Portola Avenue and Paseo Laguna Seco during the investigation and ask anyone with information to contact the traffic unit at 925-371-4850.