CA · Highway

CA-12 W Accidents & Crashes

CA-12 W has recorded 280 traffic crashes in California since 2024, with no fatalities on record. In the last 24 hours, 2 new crashes were reported. The highest crash volumes are concentrated near Sonoma and Solano.

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 Oct. 27, 2026.

Breakdown by type: 141 accident, 139 construction.

280

Total Crashes

Filtered results

0

Fatalities

Fatal injury reports

2

Today

Reported since midnight

Today's Accidents Today's Fatalities

Crash locations on CA-12 W. Click a marker to view details.

Crash Records

CA-12 W Incidents 280 results

141 accident 139 construction

Caltrans : Roadwork on CA-12 Westbound at Irwin Ln (Unincorporated). Lane closed. One way traffic control in effect. From 9:00 PM Monday, October 26, 2026 to 6:00 AM Tuesday, October 27, 2026.

Sonoma 5 hours, 1 minute ago

Caltrans : Roadwork on CA-12 Westbound at Warm Springs Rd (Kenwood). Lane closed. One way traffic control in effect. From 12:00 AM Tuesday, October 27, 2026 to 6:00 AM Tuesday, October 27, 2026.

Sonoma 5 hours, 1 minute ago

CHP : Traffic Collision on CA-12 Westbound at CA-113 N (Rio Vista). Lane affected. Expect delays.

Solano 2 days, 6 hours ago

CHP : Fire on CA-12 Westbound east of Stony Point Rd (Santa Rosa). Lane affected. Expect delays.

Sonoma 2 days, 13 hours ago

Caltrans : Roadwork on CA-12 Westbound at Sunset Ave (Suisun City). Lane closed. One way traffic control in effect. From 9:00 PM Friday, October 23, 2026 to 7:00 AM Saturday, October 24, 2026.

Solano 3 days, 5 hours ago

CHP : Disabled vehicle on CA-12 Westbound east of Fulton Rd (Santa Rosa). Right lane blocked. Expect delays.

Sonoma 4 days, 15 hours ago

Caltrans : Roadwork on CA-12 Westbound at Oakmont Dr (Santa Rosa). Lane closed. One way traffic control in effect. From 10:00 PM Wednesday, October 21, 2026 to 6:00 AM Thursday, October 22, 2026.

Sonoma 5 days, 5 hours ago

CHP : Traffic Collision on CA-12 Westbound at Fulton Rd (Santa Rosa). Lane affected. Expect delays.

Sonoma 5 days, 15 hours ago

CHP : Disabled vehicle on CA-12 Westbound ramp to US-101 N (Santa Rosa). Connector ramp blocked. Expect delays.

Sonoma 5 days, 17 hours ago

Caltrans : Roadwork on CA-12 Westbound at Pythian Rd (Santa Rosa). Lane closed. One way traffic control in effect. From 10:00 PM Tuesday, October 20, 2026 to 6:00 AM Wednesday, October 21, 2026.

Sonoma 6 days, 5 hours ago

CHP : Severe traffic alert and Traffic Collision and Overturned vehicle on CA-12 Westbound between Lynch Rd (Napa) and Kelly Rd (Napa). All lanes blocked. Avoid the area.

Napa 6 days, 21 hours ago

Caltrans : Roadwork on CA-12 Westbound at Pythian Rd (Santa Rosa). Lane closed. One way traffic control in effect. From 10:00 PM Monday, October 19, 2026 to 6:00 AM Tuesday, October 20, 2026.

Sonoma 1 week ago

CHP : Traffic Hazard on CA-12 Westbound east of Lynch Rd (Napa). Lane affected. Expect delays.

Moderate Accident

Napa 1 week ago

CHP : Traffic Hazard on CA-12 Westbound east of Stony Point Rd (Santa Rosa). Left lane blocked. Expect delays.

Sonoma 1 week, 1 day ago

CHP : Traffic Hazard on CA-12 Westbound east of Bennett Valley Rd (Santa Rosa). Left lane affected. Expect delays.

Sonoma 1 week, 3 days ago

CHP : Traffic Hazard on CA-12 Westbound west of US-101 S (Santa Rosa). Left lane blocked. Expect delays.

Sonoma 1 week, 3 days ago

CHP : Traffic Collision on CA-12 Westbound exiting at Stony Point Rd (Santa Rosa). Right lane affected. Expect delays.

Sonoma 1 week, 4 days ago

CHP : Traffic Collision on CA-12 Westbound east of Llano Rd (Unincorporated). Lane blocked. Expect delays.

Sonoma 1 week, 5 days ago

CHP : Traffic Collision on CA-12 Westbound at Lynch Rd (Napa). Lane affected. Expect delays.

Moderate Accident

Napa 2 weeks ago

CHP : Traffic Collision on CA-12 Westbound at W Agua Caliente Rd (Unincorporated). Lane blocked. Expect delays.

Sonoma 2 weeks ago

CHP : Brush fire on CA-12 Westbound at Abernathy Rd (Fairfield). Left shoulder affected. Expect delays.

Solano 2 weeks, 3 days ago

CHP : Traffic Hazard on CA-12 Westbound at I-80 W (Fairfield). On Ramp blocked. Expect delays.

Solano 2 weeks, 3 days ago

Caltrans : Roadwork on CA-12 Westbound at Sunset Ave (Suisun City). Lane closed. One way traffic control in effect. From 9:00 PM Friday, October 09, 2026 to 7:00 AM Saturday, October 10, 2026.

Solano 2 weeks, 3 days ago

Caltrans : Roadwork on CA-12 Westbound at Sunset Ave (Suisun City). Lane closed. One way traffic control in effect. From 8:00 PM Tuesday, October 06, 2026 to 5:00 AM Wednesday, October 07, 2026.

Solano 2 weeks, 6 days ago

CHP : Traffic Hazard on CA-12 Westbound east of 8TH ST E (Unincorporated). Lane blocked. Expect delays.

Sonoma 3 weeks ago

Caltrans : Roadwork on CA-12 Westbound at Sunset Ave (Suisun City). Lane closed. One way traffic control in effect. From 8:00 PM Monday, October 05, 2026 to 5:00 AM Tuesday, October 06, 2026.

Solano 3 weeks ago

CHP : Traffic Hazard on CA-12 Westbound east of Fulton Rd (Santa Rosa). Lanes affected. Expect delays.

Sonoma 3 weeks, 1 day ago

CHP : Traffic Collision on CA-12 Westbound at Lynch Rd (Napa). Lane affected. Expect delays.

Moderate Accident

Napa 3 weeks, 2 days ago

CHP : Traffic Hazard on CA-12 Westbound entering at Farmers Ln (Santa Rosa). Lanes blocked. Expect delays.

Sonoma 3 weeks, 5 days ago

CHP : Residual delays on CA-12 Westbound east of Kelly Rd (Napa). All lanes open. Expect delays.

Napa 3 weeks, 5 days ago

CHP : Traffic Collision with Injuries on CA-12 Westbound east of CA-84 (Rio Vista). Lane affected. Expect delays.

Solano 3 weeks, 5 days ago

CHP : Traffic Collision on CA-12 Westbound west of CA-113 N (Rio Vista). Lane affected. Expect delays.

Solano 3 weeks, 6 days ago

CHP : Traffic Hazard on CA-12 Westbound at Fulton Rd (Santa Rosa). Left lane affected. Expect delays.

Sonoma 4 weeks ago

CHP : Traffic Hazard on CA-12 Westbound east of Dutton Ave (Santa Rosa). Left lane blocked. Expect delays.

Sonoma 4 weeks ago

CHP : Traffic Collision with Injuries on CA-12 Westbound south of I-80 W (Fairfield). Left lane affected. Expect delays.

Moderate Accident

Solano 4 weeks, 1 day ago

CHP : Traffic Collision on CA-12 Westbound west of CA-113 N (Rio Vista). Lane affected. Expect delays.

Solano 1 month ago

Caltrans : Roadwork on CA-12 Westbound at Sebastopol Ave (Unincorporated). Lane closed until 2 PM. From 6:45 AM Friday, September 25, 2026 to 2:00 PM Friday, September 25, 2026.

Sonoma 1 month ago

Caltrans : Roadwork on CA-12 Westbound at Dunbar Rd (Unincorporated). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, September 24, 2026 to 6:00 AM Friday, September 25, 2026.

Sonoma 1 month ago

Caltrans : Roadwork on CA-12 Westbound at Sunset Ave (Suisun City). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, September 24, 2026 to 5:00 AM Friday, September 25, 2026.

Solano 1 month ago

CHP : Traffic Collision on CA-12 Westbound ramp to I-80 W (Fairfield). Right lane blocked. Expect delays.

Moderate Accident

Solano 1 month ago

CHP : Fire on CA-12 Westbound at Santa Rosa Ave (Santa Rosa). Right shoulder affected. Expect delays.

Sonoma 1 month ago

CHP : Traffic Collision on CA-12 Westbound east of Azevedo Rd (Rio Vista). Lane affected. Expect delays.

Solano 1 month ago

Caltrans : Roadwork on CA-12 Westbound at Sunset Ave (Suisun City). Lane closed. One way traffic control in effect. From 8:00 PM Monday, September 21, 2026 to 5:00 AM Tuesday, September 22, 2026.

Solano 1 month ago

CHP : Disabled vehicle on CA-12 Westbound west of Farmers Ln (Santa Rosa). Lane affected. Expect delays.

Sonoma 1 month ago

Caltrans : Roadwork on CA-12 Westbound at Sunset Ave (Suisun City). Lane closed. One way traffic control in effect. From 9:00 PM Friday, September 18, 2026 to 7:00 AM Saturday, September 19, 2026.

Solano 1 month, 1 week ago

Caltrans : Roadwork on CA-12 Westbound between Fremont Dr (Unincorporated) and Leveroni Rd (Sonoma). Lane closed until 2 PM. From 7:00 AM Friday, September 18, 2026 to 2:00 PM Friday, September 18, 2026.

Sonoma 1 month, 1 week ago

Caltrans : Roadwork on CA-12 Westbound at Sunset Ave (Suisun City). Lane closed. One way traffic control in effect. From 8:00 PM Thursday, September 17, 2026 to 5:00 AM Friday, September 18, 2026.

Solano 1 month, 1 week ago

Caltrans : Roadwork on CA-12 Westbound at Sunset Ave (Suisun City). Lane closed. One way traffic control in effect. From 8:00 PM Wednesday, September 16, 2026 to 5:00 AM Thursday, September 17, 2026.

Solano 1 month, 1 week ago

Caltrans : Roadwork on CA-12 Westbound at Sunset Ave (Suisun City). Lane closed. One way traffic control in effect. From 8:00 PM Tuesday, September 15, 2026 to 5:00 AM Wednesday, September 16, 2026.

Solano 1 month, 1 week ago

CHP : Traffic Collision on CA-12 Westbound east of Red Top Rd (Vallejo). Lane blocked. Expect delays.

Moderate Accident

Solano 1 month, 1 week ago