Accident Moderate Severity Resolved

CHP : Traffic Hazard on CA-4 Westbound east of Willow Pass Rd (Concord). 3rd lane from the left affected. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on April 30, 2026 at 11:54 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Apr 30, 4:54 PM

Last Updated

5 months, 3 weeks ago

Apr 30, 5:15 PM

Resolved

Apr 30, 11:30 PM

Coordinates

38.0126, -122.0023

Update History

1 observations

CHP : Traffic Hazard on CA-4 Westbound east of Willow Pass Rd (Concord). 3rd lane from the left affected. Expect delays. Apr 30, 5:15 PM

Source: 511_sfbay · ID 511.org/1488434 First seen Apr 30, 2026 5:15 PM