Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Northbound south of Stone Valley Rd (Alamo). Lane affected. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on May 23, 2026 at 1:14 AM.

Road

I-680 N

Area

Contra Costa

Address

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Started

May 22, 6:14 PM

Last Updated

5 months ago

May 22, 6:15 PM

Resolved

May 23, 12:30 AM

Coordinates

37.8551, -122.0296

Update History

1 observations

CHP : Traffic Hazard on I-680 Northbound south of Stone Valley Rd (Alamo). Lane affected. Expect delays. May 22, 6:15 PM

Source: 511_sfbay · ID 511.org/1498422 First seen May 22, 2026 6:15 PM