Accident Resolved

CHP : Residual delays on CA-4 Eastbound west of Willow Pass Rd (Pittsburg). All lanes open. Expect delays.

A accident was reported on CA-4 E near Contra Costa on April 9, 2026 at 12:32 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Apr 9, 5:32 AM

Last Updated

6 months, 2 weeks ago

Apr 9, 6:00 AM

Resolved

Apr 9, 12:00 PM

Coordinates

38.0219, -121.9595

Update History

2 observations

CHP : Residual delays on CA-4 Eastbound west of Willow Pass Rd (Pittsburg). All lanes open. Expect delays. Apr 9, 6:00 AM

CHP : Traffic Collision on CA-4 Eastbound west of Willow Pass Rd (Pittsburg). Right lane blocked. Expect delays. Apr 9, 5:45 AM

Source: 511_sfbay · ID 511.org/1478832 First seen Apr 9, 2026 5:45 AM