Accident Moderate Severity Active

CHP : Traffic Collision on I-680 Southbound south of Arthur Rd (Martinez). Left lanes blocked. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on June 17, 2026 at 3:08 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Jun 17, 8:08 AM

Last Updated

1 minute ago

Jun 17, 8:45 AM

Coordinates

38.0107, -122.0882

Update History

3 observations

CHP : Traffic Collision on I-680 Southbound south of Arthur Rd (Martinez). Left lanes blocked. Expect delays. Jun 17, 8:30 AM

CHP : Traffic Collision on I-680 Southbound south of Arthur Rd (Martinez). Left lanes blocked. Expect delays. Jun 17, 8:15 AM

CHP : Traffic Collision on I-680 Southbound south of Arthur Rd (Martinez). 2nd lane from the left blocked. Expect delays. Jun 17, 8:00 AM

Source: 511_sfbay · ID 511.org/1509369 First seen Jun 17, 2026 8:00 AM