Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Northbound entering at Bollinger Canyon Rd (San Ramon). Right lane affected. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on May 27, 2026 at 12:45 AM.

Road

I-680 N

Area

Contra Costa

Address

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Started

May 26, 5:45 PM

Last Updated

1 day, 2 hours ago

May 26, 6:15 PM

Resolved

May 27, 12:30 AM

Coordinates

37.7630, -121.9672

Update History

2 observations

CHP : Traffic Hazard on I-680 Northbound entering at Bollinger Canyon Rd (San Ramon). Right lane affected. Expect delays. May 26, 6:15 PM

CHP : Traffic Hazard on I-680 Northbound entering at Bollinger Canyon Rd (San Ramon). Right lane affected. Expect delays. May 26, 6:00 PM

Source: 511_sfbay · ID 511.org/1499682 First seen May 26, 2026 6:00 PM