Accident Moderate Severity Stale

CHP : Traffic Collision with Injuries on I-680 Northbound south of Stone Valley Rd (Alamo). Left lanes blocked. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on October 28, 2026 at 5:56 PM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Oct 28, 10:56 AM

Last Updated

2 hours, 42 minutes ago

Oct 28, 11:15 AM

Coordinates

37.8480, -122.0276

Update History

1 observations

CHP : Traffic Collision with Injuries on I-680 Northbound south of Stone Valley Rd (Alamo). Left lanes blocked. Expect delays. Oct 28, 11:15 AM

Source: 511_sfbay · ID 511.org/1569788 First seen Oct 28, 2026 11:15 AM