Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Southbound north of Olympic Blvd (Walnut Creek). Center lanes affected. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on June 30, 2026 at 12:26 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Jun 30, 5:26 AM

Last Updated

3 months, 3 weeks ago

Jun 30, 5:45 AM

Resolved

Jun 30, 12:00 PM

Coordinates

37.8938, -122.0668

Update History

1 observations

CHP : Traffic Hazard on I-680 Southbound north of Olympic Blvd (Walnut Creek). Center lanes affected. Expect delays. Jun 30, 5:30 AM

Source: 511_sfbay · ID 511.org/1515064 First seen Jun 30, 2026 5:30 AM