Accident High Severity Resolved

CHP : Traffic Collision on I-680 Northbound at Oak Park Blvd (Pleasant Hill). On Ramp blocked. Expect delays.

A high-severity accident was reported on I-680 N near Contra Costa on September 14, 2026 at 3:49 AM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Sep 13, 8:49 PM

Last Updated

1 month, 2 weeks ago

Sep 13, 9:15 PM

Resolved

Sep 14, 3:15 AM

Coordinates

37.9316, -122.0591

Update History

1 observations

CHP : Traffic Collision on I-680 Northbound at Oak Park Blvd (Pleasant Hill). On Ramp blocked. Expect delays. Sep 13, 9:00 PM

Source: 511_sfbay · ID 511.org/1548932 First seen Sep 13, 2026 9:00 PM