I-680 S · Last 48 Hours

I-680 S Accident Today

10 accidents on I-680 S in the last 24 hours · 14 in 48 hours · updated July 29, 2026 8:12 AM PDT

10

Last 24h

14

Last 48h

1

High Severity

45

This Week

9

Accident

5

Construction

7-Day Trend

45 crashes

↓ Fewer than last week

45 crashes in the last 7 days, down 22% vs the previous week.

Last hour

1 incident

27m ago 7:45 AM

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

Last 6 hours

1 incident

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

6–12 hours ago

5 incidents

7h 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.

7h 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.

7h 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.

10h 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.

10h 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.

12–24 hours ago

3 incidents

13h ago 6:15 PM

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

15h ago 5:00 PM

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

22h ago 9:15 AM

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

24–48 hours ago

4 incidents

1d ago 12:15 AM

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

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

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

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

45 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.