Accident Moderate Severity Stale

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

A injury accident was reported on I-680 S near Contra Costa on October 31, 2026 at 8:27 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Oct 31, 1:27 PM

Last Updated

4 hours, 20 minutes ago

Oct 31, 1:45 PM

Coordinates

37.8896, -122.0585

Update History

1 observations

CHP : Traffic Hazard on I-680 Southbound south of S Main St (Walnut Creek). Center lane affected. Expect delays. Oct 31, 1:30 PM

Source: 511_sfbay · ID 511.org/1571273 First seen Oct 31, 2026 1:30 PM