Accident Moderate Severity Stale

CHP : Traffic Collision on CA-4 Eastbound west of Port Chicago Hwy (Concord). Lanes affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on April 24, 2026 at 1:23 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Apr 23, 6:23 PM

Last Updated

1 hour, 23 minutes ago

Apr 23, 6:30 PM

Coordinates

38.0126, -122.0023

Update History

1 observations

CHP : Traffic Collision on CA-4 Eastbound west of Port Chicago Hwy (Concord). Lanes affected. Expect delays. Apr 23, 6:30 PM

Source: 511_sfbay · ID 511.org/1485329 First seen Apr 23, 2026 6:30 PM