Police can now confirm one person has died following a crash on SH1, Waiouru Military Area, Ruapehu District.

Emergency services were called around 11.45am.

The crash involved three vehicles and several people were injured, says a police spokesperson.

"Two helicopters were dispatched from Taupo and one from Palmerston North.

"The road is now open.

"Motorists are advised avoid the area and drive to the conditions."