One person has died in a two-car crash near Paparoa, 45km northwest of Wellsford.
Senior Sergeant Pat Davis said another person was trapped while two had suffered moderate injuries in the crash on The Pines Rd, off State Highway 12, about 2.15pm today.
Diversions will be put in place shortly.
The Northland Rescue Helicopter was flying to Paparoa Domain to collect the injured patients and take them to Whangarei Hospital.
Police and St John paramedics are at the scene while fire appliances from Maungaturoto were also attending.
One of the vehicles involved was on fire.
A witness said there were two fire crews and an ambulance at the scene. There was a long queue of traffic including large trucks on State Highway 12.
SH12 PAPAROA, ROAD CLOSED - 2:40PM
— NZTA Akld & Nthlnd (@NZTAAkl) March 19, 2018
A serious crash has now CLOSED a section of SH12 just east of Paparoa. Please follow the directions of emergency services. Expect delays: https://t.co/czRbt8EyQw ^TP pic.twitter.com/QxbAcYA5xo
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