Accident Moderate Severity Stale

CHP : Traffic Collision with Injuries on I-680 Northbound south of Sycamore Valley Rd (Danville). Right lanes blocked. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on August 3, 2026 at 12:40 PM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Aug 3, 5:40 AM

Last Updated

38 minutes ago

Aug 3, 6:15 AM

Coordinates

37.8151, -121.9932

Update History

3 observations

CHP : Traffic Collision with Injuries on I-680 Northbound south of Sycamore Valley Rd (Danville). Right lanes blocked. Expect delays. Aug 3, 6:15 AM

CHP : Traffic Collision with Injuries on I-680 Northbound south of Sycamore Valley Rd (Danville). Left lanes blocked. Expect delays. Aug 3, 6:00 AM

CHP : Traffic Collision with Injuries on I-680 Northbound south of Sycamore Valley Rd (Danville). Lane affected. Expect delays. Aug 3, 5:45 AM

Source: 511_sfbay · ID 511.org/1530120 First seen Aug 3, 2026 5:45 AM