Accident Moderate Severity Resolved

CHP : Traffic Collision on I-680 Southbound north of Stone Valley Rd (Alamo). Right lane blocked. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on April 11, 2026 at 6:55 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Apr 11, 11:55 AM

Last Updated

6 months, 2 weeks ago

Apr 11, 12:45 PM

Resolved

Apr 11, 6:45 PM

Coordinates

37.8541, -122.0294

Update History

1 observations

CHP : Traffic Collision on I-680 Southbound north of Stone Valley Rd (Alamo). Right lane blocked. Expect delays. Apr 11, 12:15 PM

Source: 511_sfbay · ID 511.org/1479803 First seen Apr 11, 2026 12:15 PM