Accident Moderate Severity Resolved

CHP : Traffic Hazard on CA-4 Eastbound exiting at Laurel Rd (Antioch). Left lane affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on April 28, 2026 at 1:45 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Apr 27, 6:45 PM

Last Updated

8 hours, 52 minutes ago

Apr 27, 7:30 PM

Resolved

Apr 28, 1:30 AM

Coordinates

37.9823, -121.7469

Update History

2 observations

CHP : Traffic Hazard on CA-4 Eastbound exiting at Laurel Rd (Antioch). Left lane affected. Expect delays. Apr 27, 7:30 PM

CHP : Traffic Hazard on CA-4 Eastbound exiting at Laurel Rd (Antioch). Left lane affected. Expect delays. Apr 27, 7:00 PM

Source: 511_sfbay · ID 511.org/1486856 First seen Apr 27, 2026 7:00 PM