Accident High Severity Resolved

CHP : Traffic Hazard on I-680 Northbound exiting at Ygnacio Valley Rd (Walnut Creek). Off Ramp affected. Expect delays.

A high-severity accident was reported on I-680 N near Contra Costa on July 26, 2026 at 8:39 PM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Jul 26, 1:39 PM

Last Updated

1 day, 1 hour ago

Jul 26, 2:00 PM

Resolved

Jul 26, 8:15 PM

Coordinates

37.9053, -122.0692

Update History

1 observations

CHP : Traffic Hazard on I-680 Northbound exiting at Ygnacio Valley Rd (Walnut Creek). Off Ramp affected. Expect delays. Jul 26, 1:45 PM

Source: 511_sfbay · ID 511.org/1526532 First seen Jul 26, 2026 1:45 PM