Napa County, CA (March 29, 2026) – A fatal collision involving three vehicles took place on Saturday morning, March 28, on Silverado Trail in Napa County, killing three people and injuring several others severely. The crash occurred shortly before noon, north of Oak Knoll Avenue. Emergency responders arrived at the scene and discovered several vehicles involved, including a Mitsubishi sedan, a BMW, and a Toyota sedan. Authorities reported that the Mitsubishi, heading southbound, sideswiped a northbound BMW before proceeding and colliding head-on with a Toyota behind it. The Mitsubishi’s driver, William Dene Brumley of Vallejo, was transported to a hospital and subsequently moved to another facility. Officials stated he is expected to survive and was arrested on suspicion of driving under the influence of drugs. One passenger in the Mitsubishi died at the scene, and another passenger died later at the hospital. The Toyota driver and three passengers were hospitalized with serious injuries, and one rear-seat passenger died later. The BMW’s driver and passenger sustained injuries related to pain. The victims’ identities have not yet been disclosed. The road stayed closed for multiple hours while crews operated at the site. Officials are still probing the crash’s cause, with additional information to be shared once available. Our thoughts are with the families of the deceased. What Factors Are Often Reviewed After Multi-Vehicle DUI Crashes. In multi-vehicle crashes involving suspected impairment, various details are typically reviewed to determine how the incident occurred.
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Note: We provide this information as a public resource to help raise awareness and support those who may be affected by similar incidents. Our intent is to honor the victims of accidents and to provide information that may help others avoid similar tragedies in the future. The photos used in these posts are not representative of the actual accident scene. If you or a loved one has been injured in an accident, please contact Hillstone Law at (855) 691-1691. Our attorneys are available to answer your legal questions and help you understand your rights.


