Ontario Provincial Police are investigating after a fatal two-vehicle collision in Norfolk County Friday.

OPP say they were called to McDowell Road East in Simcoe around 9:30 p.m. for a collision involving two vehicles.

They say upon investigating it was determined that a green coloured vehicle was travelling westbound on McDowell Road East.

A silver coloured vehicle was travelling eastbound, when the driver left the roadway and over corrected entering the westbound lane where the two vehicles collided.

OPP say as a result of the crash the driver of the green vehicle, a 31-year-old female of Norfolk County was airlifted to Hamilton hospital for serious, but non-life-threatening injuries.

A 16-year-old boy in the silver vehicle was airlifted to Hamilton Hospital with serious, but non-life threatening injuries.

The female driver of the silver car, 41-year-old Kerri Bolt of Norfolk County, was pronounced dead at the scene.

McDowell Road East was closed between Forestry Farm Road and Woodland Drive for an extended period of time to allow for further investigation.

The investigation is continuing.