Accident Moderate Severity Resolved

CHP : Traffic Hazard on CA-4 Eastbound at Arnold Industrial Pl (Concord). Lane affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on July 15, 2026 at 1:24 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Jul 14, 6:24 PM

Last Updated

3 months, 1 week ago

Jul 14, 6:30 PM

Resolved

Jul 15, 12:45 AM

Coordinates

38.0006, -122.0541

Update History

1 observations

CHP : Traffic Hazard on CA-4 Eastbound at Arnold Industrial Pl (Concord). Lane affected. Expect delays. Jul 14, 6:30 PM

Source: 511_sfbay · ID 511.org/1521077 First seen Jul 14, 2026 6:30 PM