Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Northbound north of Treat Blvd (Walnut Creek). Right lane affected. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on October 23, 2026 at 7:41 PM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Oct 23, 12:41 PM

Last Updated

4 days, 1 hour ago

Oct 23, 12:45 PM

Resolved

Oct 23, 7:00 PM

Coordinates

37.9264, -122.0604

Update History

1 observations

CHP : Traffic Hazard on I-680 Northbound north of Treat Blvd (Walnut Creek). Right lane affected. Expect delays. Oct 23, 12:45 PM

Source: 511_sfbay · ID 511.org/1567637 First seen Oct 23, 2026 12:45 PM