Accident Moderate Severity Resolved

CHP : Traffic Collision with Injuries on CA-4 Eastbound east of Balfour Rd (Brentwood). Lanes affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on July 7, 2026 at 12:37 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Jul 6, 5:37 PM

Last Updated

3 weeks, 4 days ago

Jul 6, 6:00 PM

Resolved

Jul 7, 12:15 AM

Coordinates

37.9138, -121.7319

Update History

2 observations

CHP : Traffic Collision with Injuries on CA-4 Eastbound east of Balfour Rd (Brentwood). Lanes affected. Expect delays. Jul 6, 6:00 PM

CHP : Traffic Collision with Injuries on CA-4 Eastbound east of Balfour Rd (Brentwood). Lanes affected. Expect delays. Jul 6, 5:45 PM

Source: 511_sfbay · ID 511.org/1517460 First seen Jul 6, 2026 5:45 PM