Accident Moderate Severity Resolved

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 September 8, 2026 at 2:09 PM.

Road

CA-4 W

Area

Contra Costa

Address

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Started

Sep 8, 7:09 AM

Last Updated

1 month, 2 weeks ago

Sep 8, 7:15 AM

Resolved

Sep 8, 1:30 PM

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. Sep 8, 7:15 AM

Source: 511_sfbay · ID 511.org/1546276 First seen Sep 8, 2026 7:15 AM