Accident Moderate Severity Resolved

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

A injury accident was reported on I-680 S near Contra Costa on April 22, 2026 at 1:29 AM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Apr 21, 6:29 PM

Last Updated

6 months, 1 week ago

Apr 21, 6:30 PM

Resolved

Apr 22, 12:45 AM

Coordinates

37.7286, -121.9443

Update History

1 observations

CHP : Traffic Collision on I-680 Southbound north of Alcosta Blvd (San Ramon). Right shoulder affected. Expect delays. Apr 21, 6:30 PM

Source: 511_sfbay · ID 511.org/1484441 First seen Apr 21, 2026 6:30 PM