By Crash News Writer 
Williams, CA (December 13, 2025) – A serious crash involving a semi-truck and a box truck on State Route 20 left at least two people injured early Wednesday morning in Colusa County.
According to the California Highway Patrol, the accident occurred at approximately 6:40 a.m. on December 10, east of State Route 16. Authorities say a box truck and a semi-truck collided head-on, prompting an immediate shutdown of both directions of SR 20 while emergency crews responded to the scene.
One of the trucks involved was reportedly hauling 15,000 pounds of lumber at the time of the impact. One individual sustained major injuries and was hospitalized, while another was treated for minor injuries.
CHP in Williams continues to investigate the circumstances leading up to the crash, including whether speed, weather, or road conditions played a role in the collision.
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Injuries from serious collisions like the recent car accident near Williams involving commercial trucks can have long-term consequences. Victims may face rising medical expenses, lost wages, and emotional stress. Under car accident laws in California, injured individuals may be eligible for compensation to help cover these costs.
Collisions involving large trucks often involve complex liability questions. Victims often begin by searching car accident near me or reviewing a car accident report to understand what steps to take next. If you or a loved one was injured in a car accident near Williams, consulting with an attorney immediately is key to protecting your rights and ensuring the crash is thoroughly investigated.
Legal representation can help uncover key evidence, coordinate with insurance providers, and fight for fair compensation.
PLEASE TAKE NOTICE
This article is based on preliminary details from local authorities and may be updated as new information becomes available.
- The identities of the injured parties have not been released at this time.
- CHP officials are still investigating the cause of the head-on truck crash on SR 20.
- For real-time updates regarding road closures and detours in the area, monitor California transportation advisories.
For guidance on what to do after a collision, visit our accident resources in California or see our frequently asked questions in California.
This content is intended for informational use only and should not be taken as legal or medical advice. Details are subject to change as investigations develop. Please refer to our full disclaimer for more.
If you’ve been hurt in a commercial vehicle crash or car accident near Williams, contact a California personal injury lawyer right away for experienced legal support.