Accident Moderate Severity Stale

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

A injury accident was reported on CA-4 E near Contra Costa on August 25, 2026 at 6:57 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Aug 24, 11:57 PM

Last Updated

1 hour, 35 minutes ago

Aug 25, 12:00 AM

Coordinates

37.9968, -121.7897

Update History

1 observations

CHP : Traffic Collision on CA-4 Eastbound west of Hillcrest Ave (Antioch). Lane blocked. Expect delays. Aug 25, 12:00 AM

Source: 511_sfbay · ID 511.org/1540353 First seen Aug 25, 2026 12:00 AM