AFTON – New York State Police investigated a one-car fatal accident that occurred at approximately 2:20 a.m. Sunday on Afton Lake Road in the Town of Afton.

The investigation revealed that Ryan V. Lewis, 22, of Harpursville, was traveling north on Afton Lake Road when he lost control of his vehicle, a 2006 Subaru Impreza, while negotiating a curve in the roadway. The vehicle exited the roadway and struck a tree with the passenger side. Front seat passenger, Joelyn L. Sines, 24, also of Harpursville, was pronounced deceased at the scene by Chenango County Medical Examiner David Hochmann. Backseat passengers Mitchell D. Birch, 22, and Caleb J. Gregory, 22, both of Afton, were transported to Wilson Regional Medical Center, Johnson City, where they remain in stable condition.

Lewis has been charged with second degree vehicular manslaughter and driving while intoxicated. He was transported to Wilson Regional Medical Center, where he is being treated for non-life threatening injuries. He is scheduled to appear in the Town of Afton Court at a later date.

State Police was assisted with this investigation by the Afton Fire Department and EMS personnel. The investigation is continuing.