Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Northbound south of CA-4 E (Martinez). Right lane affected. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on September 2, 2026 at 1:35 AM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Sep 1, 6:35 PM

Last Updated

1 month, 3 weeks ago

Sep 1, 6:45 PM

Resolved

Sep 2, 1:00 AM

Coordinates

37.9903, -122.0674

Update History

1 observations

CHP : Traffic Hazard on I-680 Northbound south of CA-4 E (Martinez). Right lane affected. Expect delays. Sep 1, 6:45 PM

Source: 511_sfbay · ID 511.org/1543904 First seen Sep 1, 2026 6:45 PM