Accident Moderate Severity Resolved

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

A injury accident was reported on I-680 N near Contra Costa on July 16, 2026 at 12:05 AM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Jul 15, 5:05 PM

Last Updated

3 months, 1 week ago

Jul 15, 5:30 PM

Resolved

Jul 15, 11:30 PM

Coordinates

37.8506, -122.0286

Update History

1 observations

CHP : Traffic Hazard on I-680 Northbound south of Stone Valley Rd (Alamo). Right lanes affected. Expect delays. Jul 15, 5:30 PM

Source: 511_sfbay · ID 511.org/1521595 First seen Jul 15, 2026 5:30 PM