Accident High Severity Resolved

CHP : Traffic Collision with Injuries and Overturned vehicle on I-680 Northbound north of Treat Blvd (Walnut Creek). On Ramp blocked. Expect delays.

A high-severity accident was reported on I-680 N near Contra Costa on April 17, 2026 at 9:25 AM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Apr 17, 2:25 AM

Last Updated

1 month, 3 weeks ago

Apr 17, 5:15 AM

Resolved

Apr 17, 11:30 AM

Coordinates

37.9283, -122.0602

Update History

1 observations

CHP : Traffic Collision with Injuries and Overturned vehicle on I-680 Northbound north of Treat Blvd (Walnut Creek). On Ramp blocked. Expect delays. Apr 17, 5:15 AM

Source: 511_sfbay · ID 511.org/1482518 First seen Apr 17, 2026 5:15 AM

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