Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Southbound north of Alcosta Blvd (San Ramon). Right and center lanes affected. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on October 9, 2026 at 1:38 AM.

Road

I-680 S

Area

Contra Costa

Address

Loading…

Started

Oct 8, 6:38 PM

Last Updated

2 weeks, 6 days ago

Oct 8, 7:00 PM

Resolved

Oct 9, 1:15 AM

Coordinates

37.7286, -121.9443

Update History

1 observations

CHP : Traffic Hazard on I-680 Southbound north of Alcosta Blvd (San Ramon). Right and center lanes affected. Expect delays. Oct 8, 6:45 PM

Source: 511_sfbay · ID 511.org/1561158 First seen Oct 8, 2026 6:45 PM