Accident Moderate Severity Resolved

CHP : Disabled vehicle on CA-4 Eastbound west of Port Chicago Hwy (Concord). Right shoulder affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on August 17, 2026 at 6:42 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Aug 16, 11:42 PM

Last Updated

1 day, 2 hours ago

Aug 17, 12:15 AM

Resolved

Aug 17, 6:30 AM

Coordinates

38.0126, -122.0023

Update History

1 observations

CHP : Disabled vehicle on CA-4 Eastbound west of Port Chicago Hwy (Concord). Right shoulder affected. Expect delays. Aug 17, 12:00 AM

Source: 511_sfbay · ID 511.org/1536566 First seen Aug 17, 2026 12:00 AM