Accident Moderate Severity Resolved

CHP : Traffic Hazard on CA-4 Eastbound west of Willow Pass Rd (Pittsburg). Center lanes blocked. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on October 23, 2026 at 6:10 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Oct 23, 11:10 AM

Last Updated

4 days, 1 hour ago

Oct 23, 11:45 AM

Resolved

Oct 23, 6:00 PM

Coordinates

38.0228, -121.9653

Update History

2 observations

CHP : Traffic Hazard on CA-4 Eastbound west of Willow Pass Rd (Pittsburg). Center lanes blocked. Expect delays. Oct 23, 11:45 AM

CHP : Traffic Hazard on CA-4 Eastbound west of Willow Pass Rd (Pittsburg). Center lanes blocked. Expect delays. Oct 23, 11:30 AM

Source: 511_sfbay · ID 511.org/1567599 First seen Oct 23, 2026 11:30 AM