CA · Highway

I-680 S Accidents & Crashes

I-680 S has recorded 140 traffic crashes in California since 2024, with no fatalities on record. In the last 24 hours, 7 new crashes were reported. The highest crash volumes are concentrated near Contra Costa and Alameda.

Data is sourced from the California Crash Records System (CCRS), maintained by the California Highway Patrol and updated daily, and the CA 511 live incident feed, refreshed every 15 minutes. Records include crash severity, injury data, vehicle information, and precise geographic coordinates. Last updated April 22, 2026.

Breakdown by type: 101 accident, 30 construction.

131

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

6

Today

Reported since midnight

Today's Accidents Today's Fatalities

Crash locations on I-680 S. Click a marker to view details.

Crash Records

I-680 S Incidents 131 results

101 accident 30 construction

CHP : Traffic Hazard on I-680 Southbound entering at El Cerro Blvd (Danville). On Ramp blocked. Expect delays.

Contra Costa 4 hours, 1 minute ago

CHP : Traffic Hazard on I-680 Southbound south of E Capitol Expy (San Jose). Lane affected. Expect delays.

Moderate Accident

Santa Clara 4 hours, 46 minutes ago

CHP : Traffic Hazard on I-680 Southbound south of Hostetter Rd (San Jose). Lane affected. Expect delays.

Moderate Accident

Santa Clara 16 hours, 1 minute ago

CHP : Traffic Hazard on I-680 Southbound south of Berryessa Rd (San Jose). HOV affected. Expect delays.

Moderate Accident

Santa Clara 16 hours, 1 minute ago

CHP : Traffic Collision on I-680 Southbound north of Alcosta Blvd (San Ramon). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 18 hours, 1 minute ago

CHP : Residual delays on I-680 Southbound south of Castlewood Dr (Pleasanton). All lanes open. Expect delays.

Alameda 18 hours, 31 minutes ago

CHP : Traffic Hazard on I-680 Southbound at Via San Gabriel (Fremont). Lane affected. Expect delays.

Moderate Accident

Alameda 1 day, 5 hours ago

CHP : Residual delays on I-680 Southbound at Mission Blvd (Fremont). Right shoulder affected. Expect delays.

Moderate Accident

Alameda 1 day, 5 hours ago

CHP : Traffic Hazard on I-680 Southbound entering at E Capitol Expy (San Jose). On Ramp affected. Expect delays.

Santa Clara 1 day, 5 hours ago

CHP : Traffic Collision with Injuries on I-680 Southbound north of Oak Park Blvd (Pleasant Hill). Right and center lanes blocked. Expect delays.

Moderate Accident

Contra Costa 1 day, 6 hours ago

CHP : Disabled vehicle on I-680 Southbound at CA-242 S (Concord). 2nd lane from the left blocked. Expect delays.

Moderate Accident

Contra Costa 1 day, 6 hours ago

CHP : Traffic Collision on I-680 Southbound north of Rudgear Rd (Walnut Creek). Lanes blocked. Expect delays.

Moderate Accident

Contra Costa 1 day, 7 hours ago

CHP : Traffic Collision with Injuries on I-680 Southbound at Hostetter Rd (San Jose). On Ramp open. Expect delays.

Santa Clara 1 day, 11 hours ago

CHP : Disabled vehicle on I-680 Southbound north of Jacklin Rd (Milpitas). Right lane blocked. Expect delays.

Moderate Accident

Santa Clara 1 day, 15 hours ago

CHP : Traffic Hazard on I-680 Southbound north of S Main St (Walnut Creek). 2nd lane from the left affected. Expect delays.

Moderate Accident

Contra Costa 1 day, 17 hours ago

CHP : Traffic Collision on I-680 Southbound north of S Main St (Walnut Creek). Lane blocked. Expect delays.

Moderate Accident

Contra Costa 1 day, 19 hours ago

CHP : Traffic Collision on I-680 Southbound north of Olympic Blvd (Walnut Creek). Left lanes blocked. Expect delays.

Moderate Accident

Contra Costa 1 day, 20 hours ago

CHP : Disabled vehicle on I-680 Southbound north of Geary Rd (Walnut Creek). Lanes blocked. Expect delays.

Moderate Accident

Contra Costa 2 days, 13 hours ago

CHP : Disabled vehicle on I-680 Southbound south of Scott Creek Rd (Fremont). 2nd lane from the left affected. Expect delays.

Moderate Accident

Alameda 2 days, 16 hours ago

CHP : Traffic Hazard on I-680 Southbound north of E Capitol Expy (San Jose). Lane affected. Expect delays.

Moderate Accident

Santa Clara 2 days, 16 hours ago

CHP : Disabled vehicle on I-680 Southbound north of Livorna Rd (Alamo). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 2 days, 20 hours ago

CHP : Traffic Collision on I-680 Southbound north of Pleasanton Sunol Rd (Sunol). Right shoulder affected. Expect delays.

Moderate Accident

Alameda 2 days, 21 hours ago

CHP : Traffic Hazard on I-680 Southbound at Berryessa Rd (San Jose). Left lane blocked. Expect delays.

Moderate Accident

Santa Clara 2 days, 21 hours ago

CHP : Traffic Hazard on I-680 Southbound south of Rudgear Rd (Walnut Creek). Lane blocked. Expect delays.

Moderate Accident

Contra Costa 2 days, 22 hours ago

CHP : Traffic Hazard on I-680 Southbound south of Andrade Rd (Unincorporated). Lane affected. Expect delays.

Moderate Accident

Alameda 3 days ago

CHP : Brush fire on I-680 Southbound north of Berryessa Rd (San Jose). Right shoulder affected. Expect delays.

Moderate Accident

Santa Clara 3 days ago

CHP : Disabled vehicle on I-680 Southbound north of I-580 E (Pleasanton). Lane affected. Expect delays.

Moderate Accident

Alameda 3 days, 2 hours ago

CHP : Disabled vehicle on I-680 Southbound north of N Main St (Walnut Creek). Lane affected. Expect delays.

Moderate Accident

Contra Costa 3 days, 14 hours ago

CHP : Disabled vehicle on I-680 Southbound south of Geary Rd (Walnut Creek). Lane affected. Expect delays.

Moderate Accident

Contra Costa 3 days, 14 hours ago

CHP : Traffic Hazard on I-680 Southbound north of Oak Park Blvd (Pleasant Hill). Lane affected. Expect delays.

Moderate Accident

Contra Costa 3 days, 15 hours ago

CHP : Disabled vehicle on I-680 Southbound south of Bernal Ave (Pleasanton). Lane blocked. Expect delays.

Moderate Accident

Alameda 3 days, 17 hours ago

CHP : Traffic Hazard on I-680 Southbound entering at Mission Blvd (Fremont). Left lane blocked. Expect delays.

Moderate Accident

Alameda 3 days, 18 hours ago

CHP : Disabled vehicle on I-680 Southbound north of Boyd Rd (Pleasant Hill). Right shoulder affected. Expect delays.

Moderate Accident

Contra Costa 3 days, 19 hours ago

CHP : Disabled vehicle on I-680 Southbound exiting at Alum Rock Ave (San Jose). Right lane blocked. Expect delays.

Moderate Accident

Santa Clara 3 days, 21 hours ago

CHP : Disabled vehicle on I-680 Southbound north of Monument Blvd (Pleasant Hill). Right lane blocked. Expect delays.

Moderate Accident

Contra Costa 3 days, 22 hours ago

CHP : Traffic Collision with Injuries on I-680 Southbound exiting at Scott Creek Rd (Fremont). Right lane blocked. Expect delays.

Moderate Accident

Alameda 4 days, 1 hour ago

Caltrans : Roadwork on I-680 Southbound entering at E Capitol Expy (San Jose). On Ramp closed until 1 PM. From 8:15 AM Saturday, April 18, 2026 to 1:00 PM Saturday, April 18, 2026.

Santa Clara 4 days, 1 hour ago

Caltrans : Roadwork on I-680 Southbound between Alcosta Blvd (San Ramon) and Bernal Ave (Pleasanton). Various lanes closed until 7 AM. From 8:00 PM Friday, April 17, 2026 to 7:00 AM Saturday, April 18, 2026.

Contra Costa 4 days, 9 hours ago

Caltrans : Roadwork on I-680 Southbound exiting at Pleasanton Sunol Rd (Sunol). Off Ramp closed until 6 AM. From 8:00 PM Friday, April 17, 2026 to 6:00 AM Saturday, April 18, 2026.

Alameda 4 days, 9 hours ago

Caltrans : Roadwork on I-680 Southbound between Bernal Ave (Pleasanton) and Pleasanton Sunol Rd (Sunol). Various lanes closed until 9 AM. From 7:00 PM Friday, April 17, 2026 to 9:00 AM Saturday, April 18, 2026.

Alameda 4 days, 9 hours ago

CHP : Traffic Hazard on I-680 Southbound south of Oak Park Blvd (Pleasant Hill). Left lane affected. Expect delays.

Moderate Accident

Contra Costa 4 days, 15 hours ago

CHP : Traffic Hazard on I-680 Southbound south of Oak Park Blvd (Pleasant Hill). Lane blocked. Expect delays.

Moderate Accident

Contra Costa 4 days, 18 hours ago

CHP : Traffic Hazard on I-680 Southbound north of Olympic Blvd (Walnut Creek). 4th lane from the left affected. Expect delays.

Moderate Accident

Contra Costa 4 days, 20 hours ago

Caltrans : Roadwork on I-680 Southbound entering at Stone Valley Rd (Alamo). On Ramp closed until 6 PM. From 10:00 AM Friday, April 17, 2026 to 6:00 PM Friday, April 17, 2026.

Contra Costa 4 days, 21 hours ago

Caltrans : Roadwork on I-680 Southbound between Stoneridge Dr (Pleasanton) and Scott Creek Rd (Fremont). Lane closed until 2 PM. From 9:00 AM Friday, April 17, 2026 to 2:00 PM Friday, April 17, 2026.

Alameda 5 days, 2 hours ago

CHP : Traffic Hazard on I-680 Southbound south of Oak Park Blvd (Pleasant Hill). 3rd lane from the left blocked. Expect delays.

Moderate Accident

Contra Costa 5 days, 3 hours ago

CHP : Traffic Hazard on I-680 Southbound at Chilpancingo Pky (Pleasant Hill). Lane affected. Expect delays.

Moderate Accident

Contra Costa 5 days, 3 hours ago

CHP : Traffic Collision on I-680 Southbound ramp to I-580 E (Pleasanton). Left lane blocked. Expect delays.

Moderate Accident

Alameda 5 days, 6 hours ago

CHP : Traffic Collision on I-680 Southbound entering at Alum Rock Ave (San Jose). Right lane blocked. Expect delays.

Moderate Accident

Santa Clara 5 days, 6 hours ago

Caltrans : Roadwork on I-680 Southbound between Bollinger Canyon Rd (San Ramon) and Alcosta Blvd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Thursday, April 16, 2026 to 5:00 AM Friday, April 17, 2026.

Contra Costa 5 days, 7 hours ago