Accident
Low Severity
Resolved
CHP : Traffic Collision with Injuries on CA-4 Westbound east of Port Chicago Hwy (Concord). Center Divider affected. Expect delays.
A minor accident was reported on CA-4 W near Contra Costa on July 12, 2026 at 10:52 AM.
Last Updated
2 weeks, 4 days ago
Jul 12, 5:15 AM
Resolved
Jul 12, 11:15 AM
Coordinates
38.0107, -122.0175
Update History
3 observations
CHP : Traffic Collision with Injuries on CA-4 Westbound east of Port Chicago Hwy (Concord). Center Divider affected. Expect delays.
Jul 12, 4:00 AM
CHP : Traffic Collision with Injuries on CA-4 Westbound east of Port Chicago Hwy (Concord). Center lanes blocked. Expect delays.
Jul 12, 3:45 AM
CHP : Traffic Collision with Injuries on CA-4 Westbound east of Port Chicago Hwy (Concord). Center lanes blocked. Expect delays.
Jul 12, 3:00 AM
Source: 511_sfbay · ID 511.org/1519956
First seen Jul 12, 2026 3:00 AM