I-680 S · Last 48 Hours

I-680 S Accident Today

14 accidents on I-680 S in the last 24 hours · 24 in 48 hours · updated Oct. 27, 2026 5:43 PM PDT

14

Last 24h

24

Last 48h

2

High Severity

50

This Week

19

Accident

5

Construction

7-Day Trend

50 crashes

→ About the same

50 crashes in the last 7 days, about the same as the previous week (48).

Last 6 hours

5 incidents

CHP : Traffic Hazard on I-680 Southbound exiting at Chilpancingo Pky (Pleasant Hill). Left lane blocked. Expect delays.

CHP : Traffic Hazard on I-680 Southbound south of Livorna Rd (Alamo). 3rd lane from the left affected. Expect delays.

CHP : Traffic Hazard on I-680 Southbound north of Alcosta Blvd (San Ramon). Center lanes blocked. Expect delays.

CHP : Traffic Hazard on I-680 Southbound entering at Willow Pass Rd (Concord). On Ramp blocked. Expect delays.

5h ago 12:00 PM

CHP : Residual delays on I-680 Southbound north of Washington Blvd (Fremont). Right shoulder affected. Expect delays.

6–12 hours ago

4 incidents

CHP : Traffic Collision on I-680 Southbound north of Alcosta Blvd (San Ramon). Left lane blocked. Expect delays.

CHP : Residual delays on I-680 Southbound entering at Monument Blvd (Pleasant Hill). Right shoulder affected. Expect delays.

10h ago 7:30 AM

CHP : Traffic Hazard on I-680 Southbound north of Willow Pass Rd (Concord). 2nd lane from the left affected. Expect delays.

10h ago 7:30 AM

CHP : Residual delays on I-680 Southbound north of Willow Pass Rd (Concord). Right shoulder affected. Expect delays.

12–24 hours ago

5 incidents

12h ago 5:00 AM

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 Monday, October 26, 2026 to 5:00 AM Tuesday, October 27, 2026.

12h ago 4:45 AM

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 Monday, October 26, 2026 to 5:00 AM Tuesday, October 27, 2026.

15h ago 2:15 AM

Caltrans : Roadwork on I-680 Southbound exiting at Bollinger Canyon Rd (San Ramon). Off Ramp closed until 5 AM. From 8:00 PM Monday, October 26, 2026 to 5:00 AM Tuesday, October 27, 2026.

15h ago 2:15 AM

Caltrans : Roadwork on I-680 Southbound entering at Crow Canyon Rd (San Ramon). On Ramp closed until 4 AM. From 9:00 PM Monday, October 26, 2026 to 4:00 AM Tuesday, October 27, 2026.

23h ago 6:00 PM

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

24–48 hours ago

10 incidents

Caltrans : Roadwork on I-680 Southbound entering at Stone Valley Rd (Alamo). On Ramp closed until 6 PM. From 10:00 AM Monday, October 26, 2026 to 6:00 PM Monday, October 26, 2026.

CHP : Traffic Collision with Injuries on I-680 Southbound north of Willow Pass Rd (Concord). Right lane blocked. Expect delays.

CHP : Pothole on I-680 Southbound at Vallecitos Rd (Sunol). Right lane affected. Expect delays.

CHP : Traffic Hazard on I-680 Southbound north of I-580 W (Pleasanton). Lane affected. Expect delays.

CHP : Traffic Hazard on I-680 Southbound north of W El Pintado (Danville). Lanes blocked. Expect delays.

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

CHP : Severe traffic alert and Traffic Collision on I-680 Southbound ramp to Via San Gabriel (Fremont). All lanes blocked. Avoid the area.

CHP : Residual delays on I-680 Southbound south of Castlewood Dr (Pleasanton). Right shoulder affected. Expect delays.

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

CHP : Residual delays on I-680 Southbound east of Vallecitos Rd (Sunol). Center Divider affected. Expect delays.

Frequently Asked Questions

Are accidents on I-680 S reported live?

Yes — this page refreshes throughout the day as new incidents are logged by the California Highway Patrol. Crash data typically appears within 15–30 minutes of being reported.

How many accidents happened on I-680 S in the last 7 days?

50 crashes were reported on I-680 S in the last 7 days.

What type of accident is most common on I-680 S?

Accident are the most frequently reported incident type on I-680 S based on recent data.

Where can I see all California accidents today?

A live feed of all active crashes across California is available on the California accidents today page.

Where does this crash data come from?

Crash data is sourced from the California Highway Patrol (CHP) Computer-Aided Dispatch feed and the CCRS historical crash database. Learn more about our data sources.