Accident Moderate Severity Resolved

CHP : Traffic Hazard on CA-4 Westbound east of Hillcrest Ave (Antioch). Lanes affected. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on May 27, 2026 at 2:12 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

May 27, 7:12 AM

Last Updated

5 months ago

May 27, 7:15 AM

Resolved

May 27, 2:00 PM

Coordinates

37.9972, -121.7901

Update History

1 observations

CHP : Traffic Hazard on CA-4 Westbound east of Hillcrest Ave (Antioch). Lanes affected. Expect delays. May 27, 7:15 AM

Source: 511_sfbay · ID 511.org/1499886 First seen May 27, 2026 7:15 AM