Accident Moderate Severity Resolved

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

A injury accident was reported on CA-4 E near Contra Costa on October 1, 2026 at 12:43 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Sep 30, 5:43 PM

Last Updated

3 weeks, 5 days ago

Sep 30, 6:00 PM

Resolved

Oct 1, 12:15 AM

Coordinates

38.0126, -122.0023

Update History

1 observations

CHP : Disabled vehicle on CA-4 Eastbound east of Port Chicago Hwy (Concord). Lane affected. Expect delays. Sep 30, 6:00 PM

Source: 511_sfbay · ID 511.org/1557154 First seen Sep 30, 2026 6:00 PM