Accident Moderate Severity Resolved

CHP : Traffic Collision with Injuries on CA-4 Eastbound west of CA-160 (Antioch). Right lane blocked. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on October 25, 2026 at 7:05 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Oct 25, 12:05 PM

Last Updated

2 days, 3 hours ago

Oct 25, 12:45 PM

Resolved

Oct 25, 6:45 PM

Coordinates

37.9920, -121.7666

Update History

3 observations

CHP : Traffic Collision with Injuries on CA-4 Eastbound west of CA-160 (Antioch). Right lane blocked. Expect delays. Oct 25, 12:45 PM

CHP : Traffic Collision with Injuries on CA-4 Eastbound west of CA-160 (Antioch). Lane blocked. Expect delays. Oct 25, 12:15 PM

CHP : Traffic Collision with Injuries on CA-4 Eastbound west of CA-160 (Antioch). Lane blocked. Expect delays. Oct 25, 12:00 PM

Source: 511_sfbay · ID 511.org/1568390 First seen Oct 25, 2026 12:00 PM