Accident Moderate Severity Resolved

CHP : Traffic Hazard 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 June 29, 2026 at 2:26 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Jun 29, 7:26 AM

Last Updated

3 months, 4 weeks ago

Jun 29, 7:30 AM

Resolved

Jun 29, 1:45 PM

Coordinates

37.9995, -122.0761

Update History

1 observations

CHP : Traffic Hazard on I-680 Southbound north of CA-4 W (Martinez). Lane blocked. Expect delays. Jun 29, 7:30 AM

Source: 511_sfbay · ID 511.org/1514653 First seen Jun 29, 2026 7:30 AM