Crash
Dense Drizzle Blankets Scene of Westbound State Route 4 Crash
Incident record
October 22, 2026
9:11 a.m.
westbound State Route 4 at the Willow Pass Road off-ramp
Contra Costa County, CA
California
—
1 injured
None reported
Dense drizzle · 57°F · 0.05 in precip · 3 mph wind
Report body
A traffic collision was reported on westbound State Route 4 at the Willow Pass Road off-ramp in Contra Costa County, according to California Highway Patrol dispatch records. The call logged an ambulance en route, which typically signals the possibility of injuries, though the extent was not confirmed. The crash occurred shortly after 9 a.m. amid dense drizzle in the area.
Dispatch records did not specify how many vehicles were involved or what led to the crash, and no injury count was given beyond the ambulance request.
Helpful links
Related resources
California accident information
- Injury statute of limitations
- 2 years (From date of injury (CCP 335.1).)
- Wrongful death statute of limitations
- 2 years (From date of death (CCP 377.60).)
- Fault rule
- California uses pure comparative negligence: partial fault reduces recovery proportionally but does not bar it.
- Citations
- CCP 335.1 (SoL); CCP 377.60 (wrongful death); pure comparative per Li v. Yellow Cab
- Crash report agency
- California Highway Patrol (CHP 190 request) for CHP-investigated crashes; local police/sheriff otherwise.
This information is provided for general educational purposes only and is not legal advice. Consult a licensed attorney in your state for guidance about your specific situation.
Recent crashes in Contra Costa County
- Minor Injuries Reported in Orinda Crash on Fish Ranch Road
- Contra Costa County Crash on Marsh Creek Road Brings Ambulance Request
- Orinda Crash on Westbound Highway 24 Reported Amid Drizzle
- Pittsburg Crash on Frontage Road Reported Amid Dense Drizzle
- Clayton Crash on Marsh Creek Road Brings Ambulance Request
- Contra Costa County Crash at Vasco Road and Camino Diablo Reported in Rain