Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Northbound south of S Main St (Walnut Creek). Lane affected. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on September 18, 2026 at 7:14 PM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Sep 18, 12:14 PM

Last Updated

1 month, 1 week ago

Sep 18, 12:30 PM

Resolved

Sep 18, 6:30 PM

Coordinates

37.8841, -122.0533

Update History

1 observations

CHP : Traffic Hazard on I-680 Northbound south of S Main St (Walnut Creek). Lane affected. Expect delays. Sep 18, 12:30 PM

Source: 511_sfbay · ID 511.org/1551388 First seen Sep 18, 2026 12:30 PM