Accident Moderate Severity Stale

CHP : Traffic Hazard on CA-4 Eastbound east of Center Ave (Martinez). 2nd lane from the left affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on April 23, 2026 at 1:12 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Apr 22, 6:12 PM

Last Updated

3 hours, 6 minutes ago

Apr 22, 6:15 PM

Coordinates

37.9964, -122.1159

Update History

1 observations

CHP : Traffic Hazard on CA-4 Eastbound east of Center Ave (Martinez). 2nd lane from the left affected. Expect delays. Apr 22, 6:15 PM

Source: 511_sfbay · ID 511.org/1484880 First seen Apr 22, 2026 6:15 PM