Accident Moderate Severity Resolved

CHP : Disabled vehicle on CA-4 Eastbound east of Contra Loma Blvd (Antioch). Right lane affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on August 22, 2026 at 11:38 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Aug 22, 4:38 PM

Last Updated

2 days ago

Aug 22, 5:15 PM

Resolved

Aug 22, 11:15 PM

Coordinates

38.0002, -121.8248

Update History

1 observations

CHP : Disabled vehicle on CA-4 Eastbound east of Contra Loma Blvd (Antioch). Right lane affected. Expect delays. Aug 22, 5:15 PM

Source: 511_sfbay · ID 511.org/1539435 First seen Aug 22, 2026 5:15 PM