Accident High Severity Resolved

CHP : Traffic Hazard on CA-4 Eastbound exiting at Willow Pass Rd (Pittsburg). Off Ramp blocked. Expect delays.

A high-severity accident was reported on CA-4 E near Contra Costa on October 19, 2026 at 2:26 AM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Oct 18, 7:26 PM

Last Updated

1 week, 1 day ago

Oct 18, 8:00 PM

Resolved

Oct 19, 2:15 AM

Coordinates

38.0237, -121.9721

Update History

1 observations

CHP : Traffic Hazard on CA-4 Eastbound exiting at Willow Pass Rd (Pittsburg). Off Ramp blocked. Expect delays. Oct 18, 7:30 PM

Source: 511_sfbay · ID 511.org/1565550 First seen Oct 18, 2026 7:30 PM