Accident Moderate Severity Resolved

CHP : Traffic Hazard on I-680 Southbound south of Arthur Rd (Martinez). Lanes affected. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on September 30, 2026 at 12:57 AM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Sep 29, 5:57 PM

Last Updated

3 weeks, 6 days ago

Sep 29, 7:00 PM

Resolved

Sep 30, 1:15 AM

Coordinates

38.0065, -122.0838

Update History

2 observations

CHP : Traffic Hazard on I-680 Southbound south of Arthur Rd (Martinez). Lanes affected. Expect delays. Sep 29, 6:45 PM

CHP : Traffic Hazard on I-680 Southbound south of Arthur Rd (Martinez). Lanes affected. Expect delays. Sep 29, 6:00 PM

Source: 511_sfbay · ID 511.org/1556620 First seen Sep 29, 2026 6:00 PM