Accident Moderate Severity Resolved

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

A injury accident was reported on I-680 N near Contra Costa on June 17, 2026 at 12:36 AM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Jun 16, 5:36 PM

Last Updated

4 months, 1 week ago

Jun 16, 5:45 PM

Resolved

Jun 17, 12:00 AM

Coordinates

37.8549, -122.0292

Update History

1 observations

CHP : Traffic Hazard on I-680 Northbound north of Stone Valley Rd (Alamo). Lane blocked. Expect delays. Jun 16, 5:45 PM

Source: 511_sfbay · ID 511.org/1509152 First seen Jun 16, 2026 5:45 PM