Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Northbound south of Monument Blvd (Pleasant Hill). Left lane affected. Expect delays.

A injury accident was reported on I-680 N near Contra Costa on May 20, 2026 at 2:53 PM.

Road

I-680 N

Area

Contra Costa

Address

Loading…

Started

May 20, 7:53 AM

Last Updated

1 day, 3 hours ago

May 20, 8:00 AM

Resolved

May 20, 2:00 PM

Coordinates

37.9454, -122.0580

Update History

1 observations

CHP : Traffic Hazard on I-680 Northbound south of Monument Blvd (Pleasant Hill). Left lane affected. Expect delays. May 20, 8:00 AM

Source: 511_sfbay · ID 511.org/1497101 First seen May 20, 2026 8:00 AM