Accident Moderate Severity Resolved

CHP : Traffic Collision with Injuries on I-680 Northbound at Sycamore Valley Rd (Danville). Right shoulder affected. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on October 16, 2026 at 5:20 AM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Oct 15, 10:20 PM

Last Updated

1 week, 4 days ago

Oct 15, 11:15 PM

Resolved

Oct 16, 5:30 AM

Coordinates

37.8069, -121.9908

Update History

2 observations

CHP : Traffic Collision with Injuries on I-680 Northbound at Sycamore Valley Rd (Danville). Right shoulder affected. Expect delays. Oct 15, 10:30 PM

CHP : Traffic Collision on I-680 Northbound at Sycamore Valley Rd (Danville). Right shoulder affected. Expect delays. Oct 15, 10:15 PM

Source: 511_sfbay · ID 511.org/1564434 First seen Oct 15, 2026 10:15 PM