Accident Moderate Severity Resolved

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

A injury accident was reported on CA-4 W near Contra Costa on July 4, 2026 at 9:03 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Jul 4, 2:03 AM

Last Updated

3 months, 3 weeks ago

Jul 4, 2:30 AM

Resolved

Jul 4, 8:45 AM

Coordinates

37.9984, -121.8016

Update History

1 observations

CHP : Disabled vehicle on CA-4 Westbound east of A St (Antioch). Lane affected. Expect delays. Jul 4, 2:15 AM

Source: 511_sfbay · ID 511.org/1516670 First seen Jul 4, 2026 2:15 AM