Accident Moderate Severity Resolved

CHP : Traffic Collision on I-680 Southbound north of CA-24 W (Walnut Creek). Lane affected. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on September 4, 2026 at 9:30 AM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Sep 4, 2:30 AM

Last Updated

1 month, 3 weeks ago

Sep 4, 5:00 AM

Resolved

Sep 4, 11:15 AM

Coordinates

37.9086, -122.0687

Update History

1 observations

CHP : Traffic Collision on I-680 Southbound north of CA-24 W (Walnut Creek). Lane affected. Expect delays. Sep 4, 5:00 AM

Source: 511_sfbay · ID 511.org/1545094 First seen Sep 4, 2026 5:00 AM