Accident Moderate Severity Resolved

CHP : Traffic Hazard on CA-4 Eastbound at Walnut Blvd (Brentwood). Lane affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on May 17, 2026 at 1:14 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

May 17, 6:14 AM

Last Updated

5 months, 1 week ago

May 17, 7:00 AM

Resolved

May 17, 1:00 PM

Coordinates

37.8965, -121.6781

Update History

1 observations

CHP : Traffic Hazard on CA-4 Eastbound at Walnut Blvd (Brentwood). Lane affected. Expect delays. May 17, 6:15 AM

Source: 511_sfbay · ID 511.org/1495653 First seen May 17, 2026 6:15 AM