Contra Costa · Last 48 Hours

Traffic Accident Contra Costa Today

37 accidents near Contra Costa in the last 24 hours · 37 in 48 hours · updated April 7, 2026 3:24 AM PDT

37

Last 24h

37

Last 48h

8

High Severity

32

Accident

5

Construction

6–12 hours ago

9 incidents

Caltrans : Roadwork on I-680 Southbound between Alcosta Blvd (San Ramon) and Bernal Ave (Pleasanton). Various lanes closed until 4 AM. From 7:00 PM Monday, April 06, 2026 to 4:00 AM Tuesday, April 07, 2026.

Caltrans : Roadwork on I-580 Westbound between Richmond San Rafael Bridge - Toll Plaza (Richmond) and Main St (San Quentin). Right lane and shoulder closed until 5 AM. From 7:00 PM Monday, April 06, 2026 to 5:00 AM Tuesday, April 07, 2026.

CHP : Brush fire on CA-4 Eastbound west of Contra Loma Blvd (Antioch). Lane affected. Expect delays.

CHP : Residual delays on CA-4 Westbound at Bailey Rd (Pittsburg). All lanes open. Expect delays.

CHP : Traffic Hazard on I-580 Westbound east of Erlandson St (Richmond). Lanes affected. Expect delays.

CHP : Traffic Collision with Injuries on CA-4 Eastbound west of Port Chicago Hwy (Concord). Center Divider affected. Expect delays.

10h ago 5:15 PM

CHP : Traffic Hazard on CA-24 Westbound exiting at Acalanes Rd (Lafayette). Off Ramp affected. Expect delays.

11h ago 4:00 PM

CHP : Traffic Collision on I-80 Eastbound east of Fitzgerald Dr (Pinole). Right lane blocked. Expect delays.

11h ago 4:00 PM

CHP : Traffic Collision on I-80 Eastbound east of CA-4 E (Hercules). Lane affected. Expect delays.

12–24 hours ago

8 incidents

13h ago 1:30 PM

CHP : Traffic Hazard on CA-24 Westbound at Caldecott Tunnel (Orinda). Right lane affected. Expect delays.

14h ago 1:15 PM

CHP : Traffic Hazard on CA-4 Westbound east of Arnold Industrial Way (Concord). Lane blocked. Expect delays.

17h ago 10:00 AM

Caltrans : Roadwork on CA-24 Westbound at Acalanes Rd (Lafayette). Lane closed until 3 PM. From 9:00 AM Monday, April 06, 2026 to 3:00 PM Monday, April 06, 2026.

17h ago 10:00 AM

Caltrans : Roadwork on CA-24 Westbound at Acalanes Rd (Lafayette). Lane closed until 3 PM. From 9:00 AM Monday, April 06, 2026 to 3:00 PM Monday, April 06, 2026.

17h ago 9:30 AM

CHP : Vehicle fire on CA-4 Westbound west of Bailey Rd (Pittsburg). Right lanes blocked. Expect delays.

18h ago 8:45 AM

CHP : Traffic Collision on I-580 Westbound east of Richmond San Rafael Bridge (Richmond). Left lane blocked. Expect delays.

19h ago 7:30 AM

CHP : Traffic Hazard on I-680 Northbound entering at Bollinger Canyon Rd (San Ramon). On Ramp blocked. Expect delays.

20h ago 7:15 AM

CHP : Disabled vehicle on CA-160 Southbound north of Antioch Bridge - Toll Plaza (Oakley). Lane blocked. Expect delays.

24–48 hours ago

20 incidents

1d ago 10:00 PM

CHP : Fire on CA-242 Northbound at Grant St (Concord). On Ramp affected. Expect delays.

Caltrans : Roadwork on I-580 Eastbound at Marina Bay Pky (Richmond). Lane closed until 4 AM. From 8:00 PM Sunday, April 05, 2026 to 4:00 AM Monday, April 06, 2026.

CHP : Traffic Collision on I-580 Eastbound at Western Dr (Richmond). Lane affected. Expect delays.

CHP : Traffic Collision on CA-4 Eastbound west of Sycamore Ave (Hercules). Right shoulder affected. Expect delays.

CHP : Disabled vehicle on I-580 Eastbound west of Richmond San Rafael Bridge (Richmond). Lane blocked. Expect delays.

CHP : Traffic Collision on I-580 Westbound west of Garrard Blvd (Richmond). Lane open. Expect delays.

CHP : Disabled vehicle on CA-4 Westbound at Lone Tree Way Bypass (Antioch). On Ramp blocked. Expect delays.

CHP : Traffic Collision on I-580 Eastbound at Western Dr (Richmond). Lane affected. Expect delays.

CHP : Traffic Hazard on CA-4 Westbound at Loveridge Rd (Pittsburg). Lane affected. Expect delays.

CHP : Traffic Hazard on I-680 Northbound north of CA-24 E-I-680 N Ramp (Walnut Creek). Lane affected. Expect delays.

CHP : Traffic Collision on CA-242 N-CA-4 W Ramp Westbound at CA-242 N (Concord). Lane affected. Expect delays.

CA-242 N-CA-4 W Ramp

CHP : Traffic Hazard on CA-4 Eastbound east of Morello Ave (Martinez). Lane affected. Expect delays.

CHP : Traffic Collision on CA-4 Westbound east of Sycamore Ave (Hercules). Left lane blocked. Expect delays.

CHP : Traffic Hazard on CA-24 Westbound at Wilder Road (Orinda). Off Ramp blocked. Expect delays.

CHP : Traffic Hazard on CA-4 Eastbound west of Bailey Rd (Pittsburg). Left lane affected. Expect delays.

1d ago 12:30 PM

CHP : Traffic Hazard on I-580 Eastbound west of Western Dr (Richmond). Right lane blocked. Expect delays.

1d ago 12:00 PM

CHP : Disabled vehicle on I-680 Northbound south of CA-242 N (Concord). Lanes blocked. Expect delays.

1d ago 11:15 AM

CHP : Fire on I-580 Eastbound east of Western Dr (Richmond). Right shoulder affected. Expect delays.

1d ago 11:00 AM

CHP : Traffic Hazard on CA-24 Eastbound west of Pleasant Hill Rd (Lafayette). Center Divider affected. Expect delays.

CHP : Fire on CA-242 Northbound south of Clayton Rd (Concord). Right shoulder affected. Expect delays.

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