Accident Moderate Severity Resolved

CHP : Disabled vehicle on CA-4 Westbound at Willow Pass Rd (Concord). Lane blocked. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on May 26, 2026 at 4:29 AM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

May 25, 9:29 PM

Last Updated

21 hours, 13 minutes ago

May 25, 9:30 PM

Resolved

May 26, 3:45 AM

Coordinates

38.0174, -121.9904

Update History

1 observations

CHP : Disabled vehicle on CA-4 Westbound at Willow Pass Rd (Concord). Lane blocked. Expect delays. May 25, 9:30 PM

Source: 511_sfbay · ID 511.org/1499302 First seen May 25, 2026 9:30 PM