A person has died after a crash between a car and a truck on State Highway 1 near Marton on Wednesday night.
Emergency services were called about 9.45pm.
Police said one person died at the scene.
Hato Hone St John said a person in a serious condition was taken to Whanganui Hospital and another in a moderate condition was assessed and treated at the scene.
Fire and Emergency NZ sent crews from Marton and Whanganui while Hato Hone responded with a rapid response vehicle, first response unit, two ambulances and an operations manager.