Two people have been injured in a crash that has closed State Highway 1 near the Otago town of Waihola this afternoon.

Police said they were notified of the single vehicle crash at around 2.40pm.

Hato Hone St John said one person in “serious condition” was airlifted via helicopter to Dunedin Hospital, while another with moderate injuries was taken by ambulance.

The road is closed and police advise motorists to avoid the area and delay travel.

A commuter on the highway described long traffic queues and seeing a rescue helicopter in the distance.

A serious single-vehicle crash has closed State Highway 1 near Waihola in Otago. Photo / Shayne Currie

More to come