Accident Moderate Severity Resolved

CHP : Traffic Collision with Injuries on CA-4 Westbound east of Arnold Industrial Way (Concord). Lane affected. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on June 28, 2026 at 4:14 AM.

Road

CA-4 W

Area

Contra Costa

Address

Loading…

Started

Jun 27, 9:14 PM

Last Updated

3 months, 4 weeks ago

Jun 27, 9:15 PM

Resolved

Jun 28, 3:30 AM

Coordinates

38.0028, -122.0463

Update History

1 observations

CHP : Traffic Collision with Injuries on CA-4 Westbound east of Arnold Industrial Way (Concord). Lane affected. Expect delays. Jun 27, 9:15 PM

Source: 511_sfbay · ID 511.org/1514234 First seen Jun 27, 2026 9:15 PM