Accident Moderate Severity Stale

CHP : Traffic Collision on I-680 Northbound north of Alcosta Blvd (San Ramon). 2nd lane from the left blocked. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on June 2, 2026 at 2:37 PM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Jun 2, 7:37 AM

Last Updated

51 minutes ago

Jun 2, 8:00 AM

Coordinates

37.7348, -121.9488

Update History

2 observations

CHP : Traffic Collision on I-680 Northbound north of Alcosta Blvd (San Ramon). 2nd lane from the left blocked. Expect delays. Jun 2, 8:00 AM

CHP : Traffic Collision on I-680 Northbound south of Bollinger Canyon Rd (San Ramon). Lane affected. Expect delays. Jun 2, 7:30 AM

Source: 511_sfbay · ID 511.org/1502529 First seen Jun 2, 2026 7:30 AM