Accident
Moderate Severity
Resolved
CHP : Traffic Collision on I-680 Northbound south of Stoneridge Dr (Pleasanton). Right lane blocked. Expect delays.
A injury accident was reported on I-680 N near Alameda on August 18, 2026 at 11:46 PM.
Last Updated
1 day, 1 hour ago
Aug 18, 5:45 PM
Resolved
Aug 19, 12:00 AM
Coordinates
37.6839, -121.9158
Update History
4 observations
CHP : Traffic Collision on I-680 Northbound south of Stoneridge Dr (Pleasanton). Right lane blocked. Expect delays.
Aug 18, 5:30 PM
CHP : Traffic Collision on I-680 Northbound south of Stoneridge Dr (Pleasanton). Right lane blocked. Expect delays.
Aug 18, 5:00 PM
CHP : Traffic Collision on I-680 Northbound south of Stoneridge Dr (Pleasanton). Lane affected. Expect delays.
Aug 18, 4:45 PM
CHP : Traffic Collision on I-680 Northbound south of Stoneridge Dr (Pleasanton). Lane affected. Expect delays.
Aug 18, 4:30 PM
Source: 511_sfbay · ID 511.org/1537421
First seen Aug 18, 2026 4:30 PM