Accident Moderate Severity Stale

CHP : Traffic Hazard on I-680 Southbound north of CA-4 E (Martinez). Right lane blocked. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on July 29, 2026 at 3:50 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Jul 29, 8:50 AM

Last Updated

2 hours, 30 minutes ago

Jul 29, 9:00 AM

Coordinates

37.9943, -122.0702

Update History

1 observations

CHP : Traffic Hazard on I-680 Southbound north of CA-4 E (Martinez). Right lane blocked. Expect delays. Jul 29, 9:00 AM

Source: 511_sfbay · ID 511.org/1527856 First seen Jul 29, 2026 9:00 AM