Accident Moderate Severity Stale

CHP : Traffic Collision on CA-4 Eastbound west of CA-160 (Antioch). Lane affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on November 6, 2026 at 1:56 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Nov 5, 5:56 PM

Last Updated

3 hours, 10 minutes ago

Nov 5, 6:30 PM

Coordinates

37.9920, -121.7666

Update History

1 observations

CHP : Traffic Collision on CA-4 Eastbound west of CA-160 (Antioch). Lane affected. Expect delays. Nov 5, 6:15 PM

Source: 511_sfbay · ID 511.org/1573602 First seen Nov 5, 2026 6:15 PM