Five people have been transported to hospital following a serious crash on State Highway 2, near Tauranga Road in Waihī.
One person is in a critical condition, one is in a serious condition and three others are moderately injured, a Hato Hone St John spokesperson said.
The crash was reported shortly after 5.30pm.
Hato Hone St John sent five ambulances, two rapid response vehicles and two helicopters. Two operations managers also attended.
Two patients were flown to Waikato Hospital and three others taken via ambulance to Tauranga Hospital.