Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Southbound north of Olympic Blvd (Walnut Creek). 2nd lane from the left affected. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on September 11, 2026 at 10:25 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Sep 11, 3:25 PM

Last Updated

1 month, 2 weeks ago

Sep 11, 3:45 PM

Resolved

Sep 11, 10:00 PM

Coordinates

37.8947, -122.0689

Update History

1 observations

CHP : Traffic Hazard on I-680 Southbound north of Olympic Blvd (Walnut Creek). 2nd lane from the left affected. Expect delays. Sep 11, 3:45 PM

Source: 511_sfbay · ID 511.org/1548101 First seen Sep 11, 2026 3:45 PM