Accident Moderate Severity Resolved

CHP : Traffic Hazard on CA-4 Westbound east of Morello Ave (Martinez). Left lane affected. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on April 10, 2026 at 12:07 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Apr 9, 5:07 PM

Last Updated

6 months, 2 weeks ago

Apr 9, 5:15 PM

Resolved

Apr 9, 11:30 PM

Coordinates

37.9908, -122.0963

Update History

1 observations

CHP : Traffic Hazard on CA-4 Westbound east of Morello Ave (Martinez). Left lane affected. Expect delays. Apr 9, 5:15 PM

Source: 511_sfbay · ID 511.org/1479103 First seen Apr 9, 2026 5:15 PM