CA · Highway

CA-12 W Accidents & Crashes

CA-12 W has recorded 175 traffic crashes in California since 2024, with no fatalities on record. In the last 24 hours, 1 new crash 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 July 27, 2026.

Breakdown by type: 98 construction, 77 accident.

175

Total Crashes

All time records

0

Fatalities

Fatal injury reports

1

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

98 construction 77 accident

CHP : Fire on CA-12 Westbound east of US-101 S (Santa Rosa). Lane affected. Expect delays.

Sonoma 8 hours, 37 minutes ago

CHP : Traffic Collision and Overturned vehicle on CA-12 Westbound west of Fulton Rd (Santa Rosa). Lane blocked. Expect delays.

Moderate Accident

Sonoma 2 days, 6 hours 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, July 22, 2026 to 5:00 AM Thursday, July 23, 2026.

Solano 4 days, 10 hours ago

CHP : Traffic Collision with Injuries and Overturned vehicle on CA-12 Westbound east of Red Top Rd (Vallejo). Lanes blocked. Expect delays.

Solano 4 days, 16 hours ago

Caltrans : Roadwork on CA-12 Eastbound and Westbound at Broadway (Unincorporated). Lane closed. One way traffic control in effect. From 9:30 AM Wednesday, July 22, 2026 to 3:00 PM Wednesday, July 22, 2026.

Sonoma 5 days, 3 hours 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, July 21, 2026 to 5:00 AM Wednesday, July 22, 2026.

Solano 5 days, 10 hours ago

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

Sonoma 1 week ago

CHP : Traffic Hazard on CA-12 Westbound west of I-80 W (Fairfield). Right lane affected. Expect delays.

Moderate Accident

Solano 1 week ago

CHP : Traffic Hazard on CA-12 Westbound at Lynch Rd (Napa). 2nd lane from the left affected. Expect delays.

Moderate Accident

Napa 1 week ago

CHP : Traffic Hazard on CA-12 Westbound at Abernathy Rd (Fairfield). Lane affected. Expect delays.

Solano 1 week, 1 day ago

Caltrans : Pothole Repair on CA-12 Westbound at US-101 S (Santa Rosa). Right lane and shoulder closed until 6 AM. From 10:00 PM Friday, July 17, 2026 to 6:00 AM Saturday, July 18, 2026.

Sonoma 1 week, 2 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, July 17, 2026 to 7:00 AM Saturday, July 18, 2026.

Solano 1 week, 2 days ago

CHP : Severe traffic alert and Emergency roadwork on CA-12 Eastbound and Westbound east of CA-84 (Rio Vista). One way traffic control is in effect. Expect delays.

Solano 1 week, 2 days ago

CHP : Traffic Collision on CA-12 Westbound ramp to US-101 S (Santa Rosa). Left lane blocked. Expect delays.

Sonoma 1 week, 3 days ago

Caltrans : Roadwork on CA-12 Westbound at Calistoga Rd (Santa Rosa). Lane closed until 7 AM. From 7:00 PM Thursday, July 16, 2026 to 7:00 AM Friday, July 17, 2026.

Sonoma 1 week, 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 Thursday, July 16, 2026 to 5:00 AM Friday, July 17, 2026.

Solano 1 week, 3 days ago

Caltrans : Roadwork on CA-12 Westbound at Calistoga Rd (Santa Rosa). Lane closed until 7 AM. From 7:00 PM Wednesday, July 15, 2026 to 7:00 AM Thursday, July 16, 2026.

Sonoma 1 week, 4 days ago

CHP : Traffic Hazard on CA-12 Westbound west of Azevedo Rd (Rio Vista). Lanes affected. Expect delays.

Solano 1 week, 4 days ago

Caltrans : Roadwork on CA-12 Westbound at Calistoga Rd (Santa Rosa). Lane closed until 7 AM. From 7:00 PM Tuesday, July 14, 2026 to 7:00 AM Wednesday, July 15, 2026.

Sonoma 1 week, 5 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, July 14, 2026 to 5:00 AM Wednesday, July 15, 2026.

Solano 1 week, 5 days ago

CHP : Severe traffic alert and Emergency roadwork on CA-12 Westbound east of CA-84 (Rio Vista). All lanes closed. Avoid the area.

Moderate Accident

Solano 1 week, 5 days ago

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

Moderate Accident

Napa 1 week, 6 days ago

Caltrans : Roadwork on CA-12 Westbound at Calistoga Rd (Santa Rosa). Lane closed until 7 AM. From 7:00 PM Monday, July 13, 2026 to 7:00 AM Tuesday, July 14, 2026.

Sonoma 1 week, 6 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 Monday, July 13, 2026 to 5:00 AM Tuesday, July 14, 2026.

Solano 1 week, 6 days ago

CHP : Traffic Collision on CA-12 Westbound east of Dutton Ave (Santa Rosa). Lane affected. Expect delays.

Sonoma 1 week, 6 days ago

CHP : Grass fire on CA-12 Westbound east of Pythian Rd (Santa Rosa). Lanes affected. Expect delays.

Sonoma 1 week, 6 days ago

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

Sonoma 2 weeks, 1 day ago

CHP : Traffic Collision with Injuries and Overturned vehicle on CA-12 Westbound west of Stony Point Rd (Santa Rosa). Right shoulder affected. Expect delays.

Moderate Accident

Sonoma 2 weeks, 1 day ago

CHP : Residual delays on CA-12 Westbound ramp to US-101 S (Santa Rosa). All lanes open. Expect delays.

Sonoma 2 weeks, 2 days ago

Caltrans : Roadwork on CA-12 Westbound at Calistoga Rd (Santa Rosa). Lane closed until 7 AM. From 7:00 PM Friday, July 10, 2026 to 7:00 AM Saturday, July 11, 2026.

Sonoma 2 weeks, 2 days ago

CHP : Residual delays on CA-12 Westbound west of 8TH ST E (Unincorporated). All lanes open. Expect delays.

Sonoma 2 weeks, 2 days ago

Caltrans : Roadwork on CA-12 Westbound at Calistoga Rd (Santa Rosa). Lane closed until 7 AM. From 7:00 PM Thursday, July 09, 2026 to 7:00 AM Friday, July 10, 2026.

Sonoma 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 Thursday, July 09, 2026 to 5:00 AM Friday, July 10, 2026.

Solano 2 weeks, 3 days ago

Caltrans : Roadwork on CA-12 Westbound at Calistoga Rd (Santa Rosa). Lane closed until 7 AM. From 7:00 PM Wednesday, July 08, 2026 to 7:00 AM Thursday, July 09, 2026.

Sonoma 2 weeks, 4 days ago

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

Sonoma 2 weeks, 4 days ago

CHP : Brush fire on CA-12 Westbound at Azevedo Rd (Rio Vista). Lane affected. Expect delays.

Solano 2 weeks, 5 days ago

Caltrans : Roadwork on CA-12 Westbound at Calistoga Rd (Santa Rosa). Lane closed until 7 AM. From 7:00 PM Tuesday, July 07, 2026 to 7:00 AM Wednesday, July 08, 2026.

Sonoma 2 weeks, 5 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, July 07, 2026 to 5:00 AM Wednesday, July 08, 2026.

Solano 2 weeks, 5 days ago

Caltrans : Roadwork on CA-12 Westbound at Calistoga Rd (Santa Rosa). Lane closed until 7 AM. From 7:00 PM Monday, July 06, 2026 to 7:00 AM Tuesday, July 07, 2026.

Sonoma 2 weeks, 6 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 Monday, July 06, 2026 to 5:00 AM Tuesday, July 07, 2026.

Solano 2 weeks, 6 days ago

CHP : Traffic Hazard on CA-12 Westbound east of Santa Rosa Ave (Santa Rosa). 2nd lane from the left blocked. Expect delays.

Sonoma 2 weeks, 6 days ago

CHP : Traffic Hazard on CA-12 Westbound east of Red Top Rd (Vallejo). Right shoulder affected. Expect delays.

Moderate Accident

Solano 3 weeks ago

CHP : Severe traffic alert and Traffic Collision with Injuries on CA-12 Eastbound and Westbound east of CA-84 (Rio Vista). All lanes blocked. Avoid the area.

Moderate Accident

Solano 3 weeks, 5 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 Monday, June 29, 2026 to 5:00 AM Tuesday, June 30, 2026.

Solano 3 weeks, 6 days ago

CHP : Residual delays on CA-12 Westbound at Lynch Rd (Napa). All lanes open. Expect delays.

Napa 4 weeks ago

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

Sonoma 4 weeks ago

CHP : Residual delays on CA-12 Westbound west of Red Top Rd (Vallejo). Right shoulder affected. Expect delays.

Moderate Accident

Solano 4 weeks, 1 day 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, June 26, 2026 to 7:00 AM Saturday, June 27, 2026.

Solano 1 month ago

Caltrans : Roadwork on CA-12 Westbound at Warm Springs Rd (Kenwood). Lane closed. One way traffic control in effect. From 12:00 PM Friday, June 26, 2026 to 8:00 PM Friday, June 26, 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, June 25, 2026 to 5:00 AM Friday, June 26, 2026.

Solano 1 month ago