Accident Moderate Severity Resolved

CHP : Disabled vehicle on CA-4 Westbound west of G St (Antioch). Lane affected. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on August 2, 2026 at 9:47 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Aug 2, 2:47 AM

Last Updated

2 months, 3 weeks ago

Aug 2, 3:00 AM

Resolved

Aug 2, 9:15 AM

Coordinates

37.9987, -121.8180

Update History

1 observations

CHP : Disabled vehicle on CA-4 Westbound west of G St (Antioch). Lane affected. Expect delays. Aug 2, 3:00 AM

Source: 511_sfbay · ID 511.org/1529793 First seen Aug 2, 2026 3:00 AM