Accident Moderate Severity Resolved

CHP : Disabled vehicle on I-680 Southbound north of CA-4 W (Martinez). Lane blocked. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on August 30, 2026 at 4:31 AM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Aug 29, 9:31 PM

Last Updated

1 day, 2 hours ago

Aug 29, 9:45 PM

Resolved

Aug 30, 3:45 AM

Coordinates

37.9995, -122.0761

Update History

2 observations

CHP : Disabled vehicle on I-680 Southbound north of CA-4 W (Martinez). Lane blocked. Expect delays. Aug 29, 9:45 PM

CHP : Disabled vehicle on I-680 Southbound north of CA-4 W (Martinez). Lane affected. Expect delays. Aug 29, 9:30 PM

Source: 511_sfbay · ID 511.org/1542720 First seen Aug 29, 2026 9:30 PM