Accident Moderate Severity Stale

CHP : Traffic Hazard on CA-4 Westbound east of Hillcrest Ave (Antioch). Left lane blocked. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on June 2, 2026 at 2:53 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Jun 1, 7:53 PM

Last Updated

1 hour, 2 minutes ago

Jun 1, 8:15 PM

Coordinates

37.9956, -121.7804

Update History

1 observations

CHP : Traffic Hazard on CA-4 Westbound east of Hillcrest Ave (Antioch). Left lane blocked. Expect delays. Jun 1, 8:00 PM

Source: 511_sfbay · ID 511.org/1502380 First seen Jun 1, 2026 8:00 PM