Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Southbound north of Crow Canyon Rd (San Ramon). Left lane blocked. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on September 12, 2026 at 9:55 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Sep 12, 2:55 PM

Last Updated

1 month, 2 weeks ago

Sep 12, 3:30 PM

Resolved

Sep 12, 9:30 PM

Coordinates

37.7808, -121.9772

Update History

1 observations

CHP : Traffic Hazard on I-680 Southbound north of Crow Canyon Rd (San Ramon). Left lane blocked. Expect delays. Sep 12, 3:00 PM

Source: 511_sfbay · ID 511.org/1548550 First seen Sep 12, 2026 3:00 PM