Accident Moderate Severity Resolved

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

A injury accident was reported on CA-4 W near Contra Costa on July 13, 2026 at 1:40 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Jul 13, 6:40 AM

Last Updated

2 weeks, 2 days ago

Jul 13, 6:45 AM

Resolved

Jul 13, 12:45 PM

Coordinates

37.9956, -121.7804

Update History

1 observations

CHP : Traffic Hazard on CA-4 Westbound east of Hillcrest Ave (Antioch). 2nd lane from the left blocked. Expect delays. Jul 13, 6:45 AM

Source: 511_sfbay · ID 511.org/1520264 First seen Jul 13, 2026 6:45 AM