Accident Moderate Severity Resolved

CHP : Residual delays on I-680 Northbound at CA-4 E (Martinez). Right shoulder affected. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on October 20, 2026 at 2:26 AM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Oct 19, 7:26 PM

Last Updated

1 week ago

Oct 19, 7:30 PM

Resolved

Oct 20, 1:30 AM

Coordinates

37.9956, -122.0666

Update History

1 observations

CHP : Residual delays on I-680 Northbound at CA-4 E (Martinez). Right shoulder affected. Expect delays. Oct 19, 7:30 PM

Source: 511_sfbay · ID 511.org/1565998 First seen Oct 19, 2026 7:30 PM