Accident
Moderate Severity
Stale
CHP : Disabled vehicle on CA-4 Westbound east of G St (Antioch). Lane affected. Expect delays.
A injury accident was reported on CA-4 W near Contra Costa on August 16, 2026 at 11:42 PM.
Last Updated
1 hour, 27 minutes ago
Aug 16, 5:00 PM
Coordinates
37.9987, -121.8180
Update History
3 observations
CHP : Disabled vehicle on CA-4 Westbound east of G St (Antioch). Lane affected. Expect delays.
Aug 16, 5:00 PM
CHP : Disabled vehicle on CA-4 Westbound east of G St (Antioch). Lane affected. Expect delays.
Aug 16, 4:15 PM
CHP : Disabled vehicle on CA-4 Westbound east of G St (Antioch). Lane affected. Expect delays.
Aug 16, 4:00 PM
Source: 511_sfbay · ID 511.org/1536426
First seen Aug 16, 2026 4:00 PM