Accident Moderate Severity Stale

CHP : Traffic Collision on I-680 Southbound south of Sycamore Valley Rd (Danville). Lane affected. Expect delays.

A injury accident was reported on I-680 S near Contra Costa on August 24, 2026 at 8:33 PM.

Road

I-680 S

Area

Contra Costa

Address

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Started

Aug 24, 1:33 PM

Last Updated

4 hours, 34 minutes ago

Aug 24, 2:00 PM

Coordinates

37.8005, -121.9886

Update History

1 observations

CHP : Traffic Collision on I-680 Southbound south of Sycamore Valley Rd (Danville). Lane affected. Expect delays. Aug 24, 1:45 PM

Source: 511_sfbay · ID 511.org/1540096 First seen Aug 24, 2026 1:45 PM