Police and emergency services are now free from the crash which occurred at 2.30pm on SH1 Temuka-Orari Highway in South Canterbury.
Two cars were involved in a collision.
It can now be confirmed that one person died at the scene.
Another person suffered moderate injuries and was airlifted to hospital while another two people suffered minor injuries and were treated at the scene.
Police will continue to investigate the cause of the crash and no more information will be released until all next of kin have been advised.
The road is now clear and diversions are no longer in place.
ENDS
Issued by Police Media Centre