Accident Moderate Severity Resolved

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

A injury accident was reported on CA-4 E near Contra Costa on October 12, 2026 at 5:27 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Oct 11, 10:27 PM

Last Updated

2 weeks, 1 day ago

Oct 11, 11:15 PM

Resolved

Oct 12, 5:30 AM

Coordinates

37.8901, -121.6023

Update History

1 observations

CHP : Disabled vehicle on CA-4 Eastbound east of Discovery Bay Blvd (Discovery Bay). Center lanes affected. Expect delays. Oct 11, 11:15 PM

Source: 511_sfbay · ID 511.org/1562436 First seen Oct 11, 2026 11:15 PM