Accident Low Severity Resolved

CHP : Traffic Hazard on CA-4 Eastbound west of Cummings Skwy (Port Costa). Center Divider affected. Expect delays.

A minor accident was reported on CA-4 E near Contra Costa on August 19, 2026 at 5:49 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Aug 19, 10:49 AM

Last Updated

1 day, 2 hours ago

Aug 19, 11:00 AM

Resolved

Aug 19, 5:00 PM

Coordinates

38.0071, -122.2141

Update History

1 observations

CHP : Traffic Hazard on CA-4 Eastbound west of Cummings Skwy (Port Costa). Center Divider affected. Expect delays. Aug 19, 11:00 AM

Source: 511_sfbay · ID 511.org/1537855 First seen Aug 19, 2026 11:00 AM