Accident
Resolved
CHP : Residual delays on I-680 Southbound south of Sycamore Valley Rd (Danville). All lanes open. Expect delays.
A accident was reported on I-680 S near Contra Costa on June 11, 2026 at 8:43 PM.
Last Updated
4 months, 2 weeks ago
Jun 11, 6:30 PM
Resolved
Jun 12, 12:30 AM
Coordinates
37.8009, -121.9885
Update History
7 observations
CHP : Residual delays on I-680 Southbound south of Sycamore Valley Rd (Danville). All lanes open. Expect delays.
Jun 11, 6:30 PM
CHP : Traffic Collision on I-680 Southbound south of Sycamore Valley Rd (Danville). Right lane blocked. Expect delays.
Jun 11, 6:15 PM
CHP : Traffic Collision on I-680 Southbound south of Sycamore Valley Rd (Danville). Right lane blocked. Expect delays.
Jun 11, 5:30 PM
CHP : Traffic Collision on I-680 Southbound south of Sycamore Valley Rd (Danville). Right lane blocked. Expect delays.
Jun 11, 5:15 PM
CHP : Traffic Collision on I-680 Southbound south of Sycamore Valley Rd (Danville). Right lane blocked. Expect delays.
Jun 11, 4:45 PM
CHP : Traffic Collision on I-680 Southbound south of Sycamore Valley Rd (Danville). Right lane blocked. Expect delays.
Jun 11, 4:15 PM
CHP : Traffic Collision on I-680 Southbound south of Sycamore Valley Rd (Danville). Right lane blocked. Expect delays.
Jun 11, 4:00 PM
Source: 511_sfbay · ID 511.org/1506980
First seen Jun 11, 2026 4:00 PM