Accident Moderate Severity Resolved

CHP : Traffic Collision on CA-4 Eastbound west of Bixler Rd (Discovery Bay). Lane affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on August 5, 2026 at 10:59 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Aug 5, 3:59 PM

Last Updated

2 months, 3 weeks ago

Aug 5, 4:00 PM

Resolved

Aug 5, 10:15 PM

Coordinates

37.8893, -121.6151

Update History

1 observations

CHP : Traffic Collision on CA-4 Eastbound west of Bixler Rd (Discovery Bay). Lane affected. Expect delays. Aug 5, 4:00 PM

Source: 511_sfbay · ID 511.org/1531387 First seen Aug 5, 2026 4:00 PM