Accident Low Severity Resolved

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

A minor accident was reported on CA-4 W near Contra Costa on August 23, 2026 at 12:05 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Aug 23, 5:05 AM

Last Updated

1 day, 12 hours ago

Aug 23, 5:15 AM

Resolved

Aug 23, 11:15 AM

Coordinates

37.9984, -121.8016

Update History

1 observations

CHP : Disabled vehicle on CA-4 Westbound east of A St (Antioch). Center Divider affected. Expect delays. Aug 23, 5:15 AM

Source: 511_sfbay · ID 511.org/1539590 First seen Aug 23, 2026 5:15 AM