Accident Moderate Severity Resolved

CHP : Disabled vehicle on CA-4 Eastbound exiting at Willow Pass Rd (Pittsburg). Right lane blocked. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on May 20, 2026 at 1:54 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

May 19, 6:54 PM

Last Updated

1 day, 15 hours ago

May 19, 7:30 PM

Resolved

May 20, 1:30 AM

Coordinates

38.0237, -121.9713

Update History

2 observations

CHP : Disabled vehicle on CA-4 Eastbound exiting at Willow Pass Rd (Pittsburg). Right lane blocked. Expect delays. May 19, 7:30 PM

CHP : Disabled vehicle on CA-4 Eastbound exiting at Willow Pass Rd (Pittsburg). Right lane blocked. Expect delays. May 19, 7:00 PM

Source: 511_sfbay · ID 511.org/1496883 First seen May 19, 2026 7:00 PM