Accident Moderate Severity Resolved

CHP : Traffic Hazard on CA-4 Eastbound east of Sycamore Ave (Hercules). 2nd lane from the left affected. Expect delays.

A injury accident was reported on CA-4 E near Contra Costa on September 6, 2026 at 5:39 PM.

Road

CA-4 E

Area

Contra Costa

Address

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Started

Sep 6, 10:39 AM

Last Updated

1 month, 3 weeks ago

Sep 6, 10:45 AM

Resolved

Sep 6, 4:45 PM

Coordinates

38.0151, -122.2452

Update History

1 observations

CHP : Traffic Hazard on CA-4 Eastbound east of Sycamore Ave (Hercules). 2nd lane from the left affected. Expect delays. Sep 6, 10:45 AM

Source: 511_sfbay · ID 511.org/1545832 First seen Sep 6, 2026 10:45 AM