The Napa County Sheriff's Office reported that Silverado Trail at Yountville Cross Road had reopened to all traffic following a closure Thursday morning that lasted over an hour.
The 6:20 a.m. collision involved three vehicles, according to the California Highway Patrol. One of the vehicles went 30 feet down a ravine, according to the CHP.
Two people sustained only minor injuries, but one was transported with major injuries to Queen of the Valley Medical Center.
The roadway was reopened by 8:45 a.m.
Additional details were not immediately available.
Bay City News Service