Accident Moderate Severity Stale

CHP : Traffic Hazard on I-680 Southbound north of Alcosta Blvd (San Ramon). Center lanes blocked. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on October 27, 2026 at 8:58 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Oct 27, 1:58 PM

Last Updated

2 hours, 40 minutes ago

Oct 27, 2:15 PM

Coordinates

37.7286, -121.9443

Update History

1 observations

CHP : Traffic Hazard on I-680 Southbound north of Alcosta Blvd (San Ramon). Center lanes blocked. Expect delays. Oct 27, 2:15 PM

Source: 511_sfbay · ID 511.org/1569333 First seen Oct 27, 2026 2:15 PM