Accident Moderate Severity Resolved

CHP : Traffic Collision on CA-4 Eastbound exiting at Port Chicago Hwy (Concord). Lane affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on June 2, 2026 at 1:46 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Jun 1, 6:46 PM

Last Updated

4 months, 3 weeks ago

Jun 1, 7:00 PM

Resolved

Jun 2, 1:00 AM

Coordinates

38.0087, -122.0266

Update History

1 observations

CHP : Traffic Collision on CA-4 Eastbound exiting at Port Chicago Hwy (Concord). Lane affected. Expect delays. Jun 1, 7:00 PM

Source: 511_sfbay · ID 511.org/1502355 First seen Jun 1, 2026 7:00 PM