Accident
Moderate Severity
Resolved
CHP : Disabled vehicle on CA-4 Westbound east of Discovery Bay Blvd (Discovery Bay). Lane blocked. Expect delays.
A injury accident was reported on CA-4 W near Contra Costa on May 6, 2026 at 3:07 AM.
Last Updated
5 months, 3 weeks ago
May 5, 8:15 PM
Coordinates
37.8902, -121.5697
Update History
3 observations
CHP : Disabled vehicle on CA-4 Westbound east of Discovery Bay Blvd (Discovery Bay). Lane blocked. Expect delays.
May 5, 8:15 PM
CHP : Traffic Hazard on CA-4 Eastbound east of Discovery Bay Blvd (Discovery Bay). Lane affected. Expect delays.
May 5, 8:00 PM
CHP : Traffic Hazard on CA-4 Eastbound east of Discovery Bay Blvd (Discovery Bay). Lane affected. Expect delays.
May 5, 7:45 PM
Source: 511_sfbay · ID 511.org/1490521
First seen May 5, 2026 7:45 PM