Accident Moderate Severity Stale

CHP : Traffic Collision on CA-4 Westbound at Morello Ave (Martinez). Right lane blocked. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on October 30, 2026 at 1:44 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Oct 29, 6:44 PM

Last Updated

56 minutes ago

Oct 29, 6:45 PM

Coordinates

37.9913, -122.0988

Update History

1 observations

CHP : Traffic Collision on CA-4 Westbound at Morello Ave (Martinez). Right lane blocked. Expect delays. Oct 29, 6:45 PM

Source: 511_sfbay · ID 511.org/1570474 First seen Oct 29, 2026 6:45 PM