Accident Moderate Severity Stale

CHP : Traffic Hazard on CA-4 Westbound east of Pacheco Blvd (Pacheco). Lane affected. Expect delays.

A injury accident was reported on CA-4 W near Contra Costa on August 3, 2026 at 2:10 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Aug 3, 7:10 AM

Last Updated

3 hours, 54 minutes ago

Aug 3, 8:15 AM

Coordinates

37.9932, -122.0743

Update History

1 observations

CHP : Traffic Hazard on CA-4 Westbound east of Pacheco Blvd (Pacheco). Lane affected. Expect delays. Aug 3, 7:15 AM

Source: 511_sfbay · ID 511.org/1530146 First seen Aug 3, 2026 7:15 AM