Accident Moderate Severity Resolved

CHP : Traffic Collision on CA-4 Eastbound east of Arnold Industrial Pl (Concord). Right lane blocked. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on May 6, 2026 at 12:04 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

May 5, 5:04 PM

Last Updated

5 months, 3 weeks ago

May 5, 5:15 PM

Resolved

May 5, 11:15 PM

Coordinates

38.0037, -122.0418

Update History

1 observations

CHP : Traffic Collision on CA-4 Eastbound east of Arnold Industrial Pl (Concord). Right lane blocked. Expect delays. May 5, 5:15 PM

Source: 511_sfbay · ID 511.org/1490473 First seen May 5, 2026 5:15 PM