Accident Moderate Severity Resolved

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

A injury accident was reported on CA-4 W near Contra Costa on August 23, 2026 at 6:01 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Aug 22, 11:01 PM

Last Updated

22 hours, 46 minutes ago

Aug 22, 11:15 PM

Resolved

Aug 23, 5:30 AM

Coordinates

37.9761, -121.7419

Update History

1 observations

CHP : Disabled vehicle on CA-4 Westbound east of Laurel Rd (Antioch). Lane affected. Expect delays. Aug 22, 11:15 PM

Source: 511_sfbay · ID 511.org/1539542 First seen Aug 22, 2026 11:15 PM