Accident Moderate Severity Resolved

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

A injury accident was reported on I-680 S near Contra Costa on April 14, 2026 at 12:26 AM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Apr 13, 5:26 PM

Last Updated

6 months, 2 weeks ago

Apr 13, 6:00 PM

Resolved

Apr 14, 12:00 AM

Coordinates

37.7380, -121.9513

Update History

2 observations

CHP : Traffic Collision on I-680 Southbound north of Alcosta Blvd (San Ramon). Right lane blocked. Expect delays. Apr 13, 5:45 PM

CHP : Traffic Collision on I-680 Southbound north of Alcosta Blvd (San Ramon). Left lanes blocked. Expect delays. Apr 13, 5:30 PM

Source: 511_sfbay · ID 511.org/1480934 First seen Apr 13, 2026 5:30 PM