Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Northbound south of Sycamore Valley Rd (Danville). 2nd lane from the left blocked. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on July 21, 2026 at 1:40 AM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Jul 20, 6:40 PM

Last Updated

1 week, 1 day ago

Jul 20, 6:45 PM

Resolved

Jul 21, 12:45 AM

Coordinates

37.8069, -121.9908

Update History

1 observations

CHP : Traffic Hazard on I-680 Northbound south of Sycamore Valley Rd (Danville). 2nd lane from the left blocked. Expect delays. Jul 20, 6:45 PM

Source: 511_sfbay · ID 511.org/1523781 First seen Jul 20, 2026 6:45 PM