Accident Moderate Severity Resolved

CHP : Traffic Collision on I-680 Northbound south of CA-4 W (Martinez). Right shoulder affected. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on June 20, 2026 at 12:58 PM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Jun 20, 5:58 AM

Last Updated

4 months, 1 week ago

Jun 20, 6:30 AM

Resolved

Jun 20, 12:45 PM

Coordinates

37.9977, -122.0735

Update History

2 observations

CHP : Traffic Collision on I-680 Northbound south of CA-4 W (Martinez). Right shoulder affected. Expect delays. Jun 20, 6:15 AM

CHP : Traffic Collision on I-680 Northbound south of CA-4 W (Martinez). Right shoulder affected. Expect delays. Jun 20, 4:15 AM

Source: 511_sfbay · ID 511.org/1510858 First seen Jun 20, 2026 4:15 AM