I-680 S · Last 48 Hours

I-680 S Accident Today

8 accidents on I-680 S in the last 24 hours · 18 in 48 hours · updated July 30, 2026 11:25 AM PDT

8

Last 24h

18

Last 48h

0

High Severity

46

This Week

11

Construction

7

Accident

7-Day Trend

46 crashes

↓ Fewer than last week

46 crashes in the last 7 days, down 19% vs the previous week.

6–12 hours ago

8 incidents

Caltrans : Roadwork on I-680 Southbound between Rudgear Rd (Walnut Creek) and Stone Valley Rd (Alamo). Various lanes closed until 5 AM. From 8:00 PM Wednesday, July 29, 2026 to 5:00 AM Thursday, July 30, 2026.

Caltrans : Roadwork on I-680 Southbound exiting at Livorna Rd (Alamo). Off Ramp closed until 7 AM. From 8:00 PM Wednesday, July 29, 2026 to 7:00 AM Thursday, July 30, 2026.

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 Wednesday, July 29, 2026 to 5:00 AM Thursday, July 30, 2026.

CHP : Disabled tractor trailer on I-680 Southbound south of Chilpancingo Pky (Pleasant Hill). Lane blocked. Expect delays.

CHP : Traffic Collision on I-680 Southbound at CA-24 E-I-680 S Ramp (Walnut Creek). Left shoulder affected. Expect delays.

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 Wednesday, July 29, 2026 to 5:00 AM Thursday, July 30, 2026.

Caltrans : Roadwork on I-680 Southbound entering at Bollinger Canyon Rd (San Ramon). On Ramp closed until 5 AM. From 7:00 PM Wednesday, July 29, 2026 to 5:00 AM Thursday, July 30, 2026.

10h ago 12:45 AM

Caltrans : Roadwork on I-680 Southbound at Scott Creek Rd (Fremont). Various lanes closed until 5 AM. From 9:00 PM Wednesday, July 29, 2026 to 5:00 AM Thursday, July 30, 2026.

24–48 hours ago

10 incidents

CHP : Traffic Hazard on I-680 Southbound north of CA-4 E (Martinez). Right lane blocked. Expect delays.

CHP : Residual delays on I-680 Southbound at Mission Blvd (Fremont). All lanes open. Expect delays.

CHP : Traffic Hazard on I-680 Southbound north of CA-24 W (Walnut Creek). Left lanes affected. Expect delays.

1d ago 12:30 AM

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.

1d ago 12:30 AM

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.

1d ago 12:30 AM

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.

1d ago 10:00 PM

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.

1d ago 10:00 PM

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.

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

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

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

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

Construction 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.