Accident
High Severity
Resolved
CHP : Traffic Collision with Injuries and Overturned vehicle on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). All lanes blocked. Avoid the area.
A high-severity accident was reported on CA-4 E near Contra Costa on June 8, 2026 at 12:40 AM.
Last Updated
2 days, 9 hours ago
Jun 7, 7:45 PM
Coordinates
37.8902, -121.6023
Update History
4 observations
CHP : Traffic Collision with Injuries and Overturned vehicle on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). All lanes blocked. Avoid the area.
Jun 7, 7:00 PM
CHP : Traffic Collision with Injuries and Overturned vehicle on CA-4 Eastbound at Discovery Bay Blvd (Discovery Bay). All lanes blocked. Avoid the area.
Jun 7, 6:00 PM
CHP : Traffic Collision with Injuries on CA-4 Eastbound east of Discovery Bay Blvd (Discovery Bay). Lane blocked. Expect delays.
Jun 7, 5:45 PM
CHP : Traffic Collision with Injuries on CA-4 Eastbound east of Discovery Bay Blvd (Discovery Bay). Lanes blocked. Expect delays.
Jun 7, 5:30 PM
Source: 511_sfbay · ID 511.org/1505050
First seen Jun 7, 2026 5:30 PM