Accident Moderate Severity Resolved

CHP : Traffic Hazard on CA-4 Westbound at Pacheco Blvd (Pacheco). 3rd lane from the left affected. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on October 19, 2026 at 11:59 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Oct 19, 4:59 PM

Last Updated

1 week ago

Oct 19, 5:15 PM

Resolved

Oct 19, 11:30 PM

Coordinates

37.9932, -122.0743

Update History

1 observations

CHP : Traffic Hazard on CA-4 Westbound at Pacheco Blvd (Pacheco). 3rd lane from the left affected. Expect delays. Oct 19, 5:00 PM

Source: 511_sfbay · ID 511.org/1565931 First seen Oct 19, 2026 5:00 PM