Accident Moderate Severity Stale

CHP : Traffic Hazard on I-680 Northbound south of Alcosta Blvd (San Ramon). 2nd lane from the left affected. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on October 28, 2026 at 11:45 PM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Oct 28, 4:45 PM

Last Updated

1 hour, 35 minutes ago

Oct 28, 5:00 PM

Coordinates

37.7233, -121.9399

Update History

1 observations

CHP : Traffic Hazard on I-680 Northbound south of Alcosta Blvd (San Ramon). 2nd lane from the left affected. Expect delays. Oct 28, 5:00 PM

Source: 511_sfbay · ID 511.org/1569911 First seen Oct 28, 2026 5:00 PM