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 May 26, 2026 at 1:07 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

May 26, 6:07 AM

Last Updated

19 hours, 32 minutes ago

May 26, 6:15 AM

Resolved

May 26, 12:30 PM

Coordinates

37.7209, -121.9384

Update History

1 observations

CHP : Traffic Hazard on I-680 Southbound north of Alcosta Blvd (San Ramon). Lane affected. Expect delays. May 26, 6:15 AM

Source: 511_sfbay · ID 511.org/1499346 First seen May 26, 2026 6:15 AM