Accident Moderate Severity Stale

CHP : Traffic Collision on CA-4 Eastbound east of Morello Ave (Martinez). Right lane blocked. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on August 19, 2026 at 11:14 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Aug 19, 4:14 PM

Last Updated

30 minutes ago

Aug 19, 4:45 PM

Coordinates

37.9906, -122.0973

Update History

1 observations

CHP : Traffic Collision on CA-4 Eastbound east of Morello Ave (Martinez). Right lane blocked. Expect delays. Aug 19, 4:30 PM

Source: 511_sfbay · ID 511.org/1537981 First seen Aug 19, 2026 4:30 PM