CA · Highway

I-680 S Accidents & Crashes

I-680 S has recorded 810 traffic crashes in California since 2024, with no fatalities on record. In the last 24 hours, 8 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 July 29, 2026.

Breakdown by type: 31 accident, 10 construction.

41

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

7

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 41 results

31 accident 10 construction

Caltrans : Roadwork on I-680 Southbound between Crow Canyon Rd (San Ramon) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Tuesday, July 28, 2026 to 5:00 AM Wednesday, July 29, 2026.

Contra Costa 4 hours, 8 minutes ago

Caltrans : Roadwork on I-680 Southbound between Chilpancingo Pky (Pleasant Hill) and CA-242 S (Concord). Various lanes closed until 5 AM. From 8:00 PM Tuesday, July 28, 2026 to 5:00 AM Wednesday, July 29, 2026.

Contra Costa 4 hours, 8 minutes ago

Caltrans : Roadwork on I-680 Southbound entering at Willow Pass Rd (Concord). On Ramp closed until 7 AM. From 10:00 PM Tuesday, July 28, 2026 to 7:00 AM Wednesday, July 29, 2026.

Contra Costa 4 hours, 8 minutes ago

Caltrans : Roadwork on I-680 Southbound entering at Willow Pass Rd (Concord). On Ramp closed until 6 AM. From 11:00 PM Tuesday, July 28, 2026 to 6:00 AM Wednesday, July 29, 2026.

Contra Costa 4 hours, 8 minutes ago

Caltrans : Roadwork on I-680 Southbound at Scott Creek Rd (Fremont). Various lanes closed until 5 AM. From 9:00 PM Tuesday, July 28, 2026 to 5:00 AM Wednesday, July 29, 2026.

Alameda 6 hours, 38 minutes ago

CHP : Residual delays on I-680 Southbound north of CA-4 E (Martinez). All lanes open. Expect delays.

Contra Costa 10 hours, 23 minutes ago

CHP : Traffic Hazard on I-680 Southbound north of Chilpancingo Pky (Pleasant Hill). Left and center lanes affected. Expect delays.

Moderate Accident

Contra Costa 10 hours, 23 minutes ago

CHP : Traffic Hazard on I-680 Southbound north of Olympic Blvd (Walnut Creek). 3rd lane from the left affected. Expect delays.

Moderate Accident

Contra Costa 19 hours, 23 minutes ago

CHP : Traffic Collision with Injuries on I-680 Southbound at N Capitol Ave (San Jose). Off Ramp affected. Expect delays.

Santa Clara 1 day ago

CHP : Severe traffic alert and Grass fire on I-680 Southbound between Parish Rd (Fairfield) and Lake Herman Rd (Benicia). Lanes blocked. Expect delays.

Solano 1 day, 9 hours ago

CHP : Traffic Collision on I-680 Southbound at Scott Creek Rd (Fremont). Lane affected. Expect delays.

Moderate Accident

Alameda 1 day, 12 hours ago

CHP : Traffic Collision on I-680 Southbound exiting at Scott Creek Rd (Fremont). Lane affected. Expect delays.

Moderate Accident

Alameda 1 day, 13 hours ago

Caltrans : Roadwork on I-680 Southbound exiting at Sycamore Valley Rd (Danville). Off Ramp closed until 5 AM. From 9:00 PM Sunday, July 26, 2026 to 5:00 AM Monday, July 27, 2026.

Contra Costa 1 day, 23 hours ago

Caltrans : Roadwork on I-680 Southbound between Diablo Rd (Danville) and Sycamore Valley Rd (Danville). Various lanes closed until 5 AM. From 8:00 PM Sunday, July 26, 2026 to 5:00 AM Monday, July 27, 2026.

Contra Costa 1 day, 23 hours ago

Caltrans : Roadwork on I-680 Southbound between Sycamore Valley Rd (Danville) and Bollinger Canyon Rd (San Ramon). Various lanes closed until 5 AM. From 8:00 PM Sunday, July 26, 2026 to 5:00 AM Monday, July 27, 2026.

Contra Costa 1 day, 23 hours ago

CHP : Disabled vehicle on I-680 Southbound north of Pleasanton Sunol Rd (Sunol). Lane blocked. Expect delays.

Moderate Accident

Alameda 2 days, 7 hours ago

CHP : Disabled vehicle on I-680 Southbound north of Marina Vista Ave (Martinez). Right shoulder affected. Expect delays.

Moderate Accident

Solano 2 days, 9 hours ago

CHP : Disabled vehicle on I-680 Southbound north of Andrade Rd (Unincorporated). Lane affected. Expect delays.

Moderate Accident

Alameda 2 days, 17 hours ago

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

Moderate Accident

Contra Costa 2 days, 19 hours ago

CHP : Traffic Hazard on I-680 Southbound north of Pleasanton Sunol Rd (Sunol). 3rd lane from the left blocked. Expect delays.

Moderate Accident

Alameda 2 days, 20 hours ago

CHP : Disabled vehicle on I-680 Southbound north of Auto Mall Pky (Fremont). Lane affected. Expect delays.

Moderate Accident

Alameda 2 days, 22 hours ago

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

Contra Costa 3 days, 6 hours ago

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

Moderate Accident

Contra Costa 3 days, 7 hours ago

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

Moderate Accident

Contra Costa 3 days, 7 hours ago

CHP : Grass fire on I-680 Southbound north of Via San Gabriel (Fremont). Right shoulder affected. Expect delays.

Moderate Accident

Alameda 3 days, 11 hours ago

CHP : Traffic Collision on I-680 Southbound at Scott Creek Rd (Fremont). Right shoulder affected. Expect delays.

Moderate Accident

Alameda 3 days, 11 hours ago

CHP : Traffic Collision with Injuries on I-680 Southbound south of Vallecitos Rd (Sunol). Lane affected. Expect delays.

Moderate Accident

Alameda 3 days, 12 hours ago

CHP : Traffic Hazard on I-680 Southbound south of CA-84 W (Sunol). Right lane affected. Expect delays.

Moderate Accident

Alameda 3 days, 16 hours ago

CHP : Traffic Hazard on I-680 Southbound north of Bernal Ave (Pleasanton). Right lane blocked. Expect delays.

Moderate Accident

Alameda 3 days, 17 hours ago

CHP : Traffic Hazard on I-680 Southbound north of Crow Canyon Rd (San Ramon). Lane blocked. Expect delays.

Moderate Accident

Contra Costa 3 days, 17 hours ago

CHP : Traffic Collision on I-680 Southbound north of Washington Blvd (Fremont). Center Divider affected. Expect delays.

Alameda 4 days ago

Caltrans : Roadwork on I-680 Southbound between Livorna Rd (Alamo) and Stone Valley Rd (Alamo). Various lanes closed until 8 AM. From 8:00 PM Friday, July 24, 2026 to 8:00 AM Saturday, July 25, 2026.

Contra Costa 4 days, 2 hours ago

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

Moderate Accident

Alameda 4 days, 23 hours ago

Caltrans : Roadwork on I-680 Southbound between Stoneridge Dr (Pleasanton) and Bernal Ave (Pleasanton). Left lane and shoulder closed until 4 AM. From 8:00 PM Thursday, July 23, 2026 to 4:00 AM Friday, July 24, 2026.

Alameda 5 days ago

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

Moderate Accident

Contra Costa 5 days, 8 hours ago

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

Moderate Accident

Contra Costa 5 days, 8 hours ago

CHP : Traffic Hazard on I-680 Southbound south of Bollinger Canyon Rd (San Ramon). Lane blocked. Expect delays.

Moderate Accident

Contra Costa 5 days, 9 hours ago

CHP : Traffic Hazard on I-680 Southbound north of Parish Rd (Fairfield). Right lane blocked. Expect delays.

Moderate Accident

Solano 5 days, 21 hours ago

CHP : Traffic Collision on I-680 Southbound south of Andrade Rd (Unincorporated). 2nd lane from the left blocked. Expect delays.

Moderate Accident

Alameda 5 days, 21 hours ago

CHP : Traffic Collision on I-680 Southbound north of Scott Creek Rd (Fremont). Lane affected. Expect delays.

Moderate Accident

Alameda 6 days, 17 hours ago

CHP : Traffic Hazard on I-680 Southbound south of Mckee Rd (San Jose). 2nd lane from the left blocked. Expect delays.

Moderate Accident

Santa Clara 6 days, 19 hours ago