Accident Moderate Severity Resolved

CHP : Disabled vehicle on CA-4 Eastbound east of Discovery Bay Blvd (Discovery Bay). Right lane affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on September 13, 2026 at 12:59 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Sep 13, 5:59 AM

Last Updated

1 month, 2 weeks ago

Sep 13, 6:30 AM

Resolved

Sep 13, 12:30 PM

Coordinates

37.8901, -121.6023

Update History

1 observations

CHP : Disabled vehicle on CA-4 Eastbound east of Discovery Bay Blvd (Discovery Bay). Right lane affected. Expect delays. Sep 13, 6:15 AM

Source: 511_sfbay · ID 511.org/1548730 First seen Sep 13, 2026 6:15 AM