Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Southbound north of Alcosta Blvd (San Ramon). Lane affected. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on August 7, 2026 at 5:13 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Aug 7, 10:13 AM

Last Updated

2 months, 3 weeks ago

Aug 7, 10:15 AM

Resolved

Aug 7, 4:30 PM

Coordinates

37.7286, -121.9443

Update History

1 observations

CHP : Traffic Hazard on I-680 Southbound north of Alcosta Blvd (San Ramon). Lane affected. Expect delays. Aug 7, 10:15 AM

Source: 511_sfbay · ID 511.org/1532376 First seen Aug 7, 2026 10:15 AM