Four people were taken to Hawke's Bay Hospital after a vehicle crashed down a bank in Central Hawke's Bay.
Five people were in the vehicle at the time.
Police, firefighters, two ambulances and a rescue helicopter were called to the intersection of State Highway 50 and Tukituki Rd, near the bridge over the Tukituki River, at 12.20pm on Thursday.
A seriously injured man was flown to Hawke's Bay Hospital and another three were treated by paramedics at the scene for moderate injuries before being taken by ambulance to Hawke's Bay Hospital, a St John spokeswoman said.