Accident Moderate Severity Resolved

CHP : Traffic Collision on CA-4 Westbound east of Bayberry Ave (Hercules). Lane affected. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on April 19, 2026 at 9:48 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Apr 19, 2:48 PM

Last Updated

6 months, 1 week ago

Apr 19, 3:00 PM

Resolved

Apr 19, 9:15 PM

Coordinates

38.0135, -122.2622

Update History

1 observations

CHP : Traffic Collision on CA-4 Westbound east of Bayberry Ave (Hercules). Lane affected. Expect delays. Apr 19, 3:00 PM

Source: 511_sfbay · ID 511.org/1483389 First seen Apr 19, 2026 3:00 PM