Accident Moderate Severity Resolved

CHP : Test message on CA-4 Eastbound west of Balfour Rd (Brentwood). All lanes closed. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on June 11, 2026 at 1:54 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Jun 11, 6:54 AM

Last Updated

4 months, 2 weeks ago

Jun 11, 7:00 AM

Resolved

Jun 11, 1:00 PM

Coordinates

37.9618, -121.7432

Update History

1 observations

CHP : Test message on CA-4 Eastbound west of Balfour Rd (Brentwood). All lanes closed. Expect delays. Jun 11, 7:00 AM

Source: 511_sfbay · ID 511.org/1506761 First seen Jun 11, 2026 7:00 AM