Police are searching for a Papamoa woman after her house bus was found in rural Waikato

They say Nicola O'Conner's grey-coloured Nissan bus was found on Rapurapu Track in the Lower Kaimai area yesterday afternoon.

Police are seeking any information from anyone who saw her bus in recent days or who was in the area of the track on Tuesday.

The 42-year-old was known to be travelling in the vehicle in the Bay of Plenty and Matamata area in the days before the bus was found.