Accident High Severity Resolved

CHP : Traffic Collision on I-680 Northbound at Livorna Rd (Alamo). On Ramp affected. Expect delays.

A high-severity accident was reported on I-680 N near Contra Costa on April 11, 2026 at 1:27 PM.

Road

I-680 N

Area

Contra Costa

Address

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Started

Apr 11, 6:27 AM

Last Updated

1 month, 4 weeks ago

Apr 11, 6:45 AM

Resolved

Apr 11, 1:00 PM

Coordinates

37.8654, -122.0377

Update History

3 observations

CHP : Traffic Collision on I-680 Northbound at Livorna Rd (Alamo). On Ramp affected. Expect delays. Apr 11, 6:30 AM

CHP : Traffic Collision on I-680 Northbound at Livorna Rd (Alamo). On Ramp affected. Expect delays. Apr 11, 6:15 AM

CHP : Traffic Collision on I-680 Northbound at Livorna Rd (Alamo). On Ramp blocked. Expect delays. Apr 11, 6:00 AM

Source: 511_sfbay · ID 511.org/1479693 First seen Apr 11, 2026 6:00 AM