Accident Moderate Severity Resolved

CHP : Traffic Collision on I-680 Northbound south of CA-242 N (Concord). Lane blocked. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on August 20, 2026 at 12:57 AM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Aug 19, 5:57 PM

Last Updated

2 months, 1 week ago

Aug 19, 6:15 PM

Resolved

Aug 20, 12:30 AM

Coordinates

37.9555, -122.0534

Update History

1 observations

CHP : Traffic Collision on I-680 Northbound south of CA-242 N (Concord). Lane blocked. Expect delays. Aug 19, 6:00 PM

Source: 511_sfbay · ID 511.org/1538032 First seen Aug 19, 2026 6:00 PM