Emergency services are responding to a number of serious crashes around the country

In the Timaru District, State Highway 79 is closed south of Geraldine -- between the Earl Road and Brenton Road intersections.

Several people are gathered around a campervan that has turned on its side -- some in white coats.

Meanwhile, there are major delays on State Highway 1 between Auckland and Hamilton -- with the motorway closed between Te Kauwhata and Pokeno due to a head-on crash.

And in Kaipara District, emergency services are responding to a serious crash near Dargaville.