Accident Moderate Severity Resolved

CHP : Traffic Hazard on CA-4 Westbound east of Hillcrest Ave (Antioch). 2nd lane from the left affected. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on May 7, 2026 at 11:35 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

May 7, 4:35 PM

Last Updated

5 months, 2 weeks ago

May 7, 4:45 PM

Resolved

May 7, 10:45 PM

Coordinates

37.9963, -121.7853

Update History

1 observations

CHP : Traffic Hazard on CA-4 Westbound east of Hillcrest Ave (Antioch). 2nd lane from the left affected. Expect delays. May 7, 4:45 PM

Source: 511_sfbay · ID 511.org/1491470 First seen May 7, 2026 4:45 PM