Accident Low Severity Resolved

CHP : Traffic Hazard on CA-4 Eastbound west of G St (Antioch). Center Divider affected. Expect delays.

A minor accident was reported on CA-4 E near Contra Costa on July 4, 2026 at 3:30 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Jul 4, 8:30 AM

Last Updated

3 weeks, 4 days ago

Jul 4, 8:45 AM

Resolved

Jul 4, 2:45 PM

Coordinates

37.9981, -121.8111

Update History

2 observations

CHP : Traffic Hazard on CA-4 Eastbound west of G St (Antioch). Center Divider affected. Expect delays. Jul 4, 8:45 AM

CHP : Traffic Hazard on CA-4 Eastbound west of G St (Antioch). Center Divider affected. Expect delays. Jul 4, 8:30 AM

Source: 511_sfbay · ID 511.org/1516708 First seen Jul 4, 2026 8:30 AM