Accident Moderate Severity Resolved

CHP : Traffic Collision on CA-4 Eastbound east of Hillcrest Ave (Antioch). Lane affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on May 16, 2026 at 2:29 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

May 15, 7:29 PM

Last Updated

5 months, 1 week ago

May 15, 7:30 PM

Resolved

May 16, 1:45 AM

Coordinates

37.9954, -121.7817

Update History

1 observations

CHP : Traffic Collision on CA-4 Eastbound east of Hillcrest Ave (Antioch). Lane affected. Expect delays. May 15, 7:30 PM

Source: 511_sfbay · ID 511.org/1495126 First seen May 15, 2026 7:30 PM