Firefighters are working to free two people after a crash between two vehicles near Omarama in the South Island.
One of the vehicles was towing a campervan, a police media spokesman confirmed.
He said four people were injuried in the crash - two moderately and two seriously.
The crash happened at the intersection of Prohibition and Omarama-Otematata Roads near the small town of Omarama, in the Waitaki district. Police were called to the scene about 12.35pm.
“It appears that two vehicles have collided on the road,” the police spokesman said.