CA · Highway

CA-12 W Accidents & Crashes

CA-12 W has recorded 292 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.

Breakdown by type: 12 construction, 9 accident.

21
Total Crashes
Filtered results
0
Fatalities
Fatal injury reports
1
Today
Reported since midnight

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

✕ Clear filters
Crash Records

CA-12 W Incidents 21 results

12 construction 9 accident
CHP : Traffic Collision on CA-12 Westbound east of Lynch Rd (Napa). Right lane blocked. Expect delays.
Moderate Accident
Napa 7 hours, 19 minutes ago
CHP : Traffic Collision on CA-12 Westbound at Lynch Rd (Napa). Right shoulder affected. Expect delays.
Moderate Accident
Napa 1 day, 3 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 30, 2026 to 7:00 AM Saturday, October 31, 2026.
Construction
Solano 2 days, 9 hours ago
CHP : Traffic Hazard on CA-12 Westbound west of Lynch Rd (Napa). Lanes affected. Expect delays.
High Accident
Napa 3 days, 1 hour 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, October 29, 2026 to 5:00 AM Friday, October 30, 2026.
Construction
Solano 3 days, 10 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, October 28, 2026 to 5:00 AM Thursday, October 29, 2026.
Construction
Solano 4 days, 11 hours 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.
Construction
Sonoma 6 days, 9 hours ago
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.
Construction
Sonoma 6 days, 9 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.
Construction
Solano 1 week, 2 days 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.
Construction
Sonoma 1 week, 4 days ago
CHP : Disabled vehicle on CA-12 Westbound ramp to US-101 N (Santa Rosa). Connector ramp blocked. Expect delays.
High Accident
Sonoma 1 week, 4 days 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.
Construction
Sonoma 1 week, 5 days 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.
Accident
Napa 1 week, 6 days 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.
Construction
Sonoma 1 week, 6 days ago
CHP : Traffic Hazard on CA-12 Westbound east of Lynch Rd (Napa). Lane affected. Expect delays.
Moderate Accident
Napa 1 week, 6 days ago
CHP : Traffic Collision on CA-12 Westbound at Lynch Rd (Napa). Lane affected. Expect delays.
Moderate Accident
Napa 2 weeks, 6 days ago
CHP : Traffic Hazard on CA-12 Westbound at I-80 W (Fairfield). On Ramp blocked. Expect delays.
High Accident
Solano 3 weeks, 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, October 09, 2026 to 7:00 AM Saturday, October 10, 2026.
Construction
Solano 3 weeks, 2 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.
Construction
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 8:00 PM Monday, October 05, 2026 to 5:00 AM Tuesday, October 06, 2026.
Construction
Solano 3 weeks, 6 days ago
CHP : Traffic Collision on CA-12 Westbound at Lynch Rd (Napa). Lane affected. Expect delays.
Moderate Accident
Napa 4 weeks, 1 day ago