Accident High Severity Resolved

CHP : Traffic Collision on I-680 Northbound at N Main St (Walnut Creek). Off Ramp affected. Expect delays.

A high-severity accident was reported on I-680 N near Contra Costa on August 23, 2026 at 10:02 AM.

Road

I-680 N

Area

Contra Costa

Address

Loading…

Started

Aug 23, 3:02 AM

Last Updated

2 months ago

Aug 23, 3:15 AM

Resolved

Aug 23, 9:30 AM

Coordinates

37.9128, -122.0669

Update History

1 observations

CHP : Traffic Collision on I-680 Northbound at N Main St (Walnut Creek). Off Ramp affected. Expect delays. Aug 23, 3:15 AM

Source: 511_sfbay · ID 511.org/1539580 First seen Aug 23, 2026 3:15 AM