The Ngamuwahine River is a river of the Bay of Plenty Region of New Zealand's North Island. It flows initially north from its source in the Kaimai Range before turning southeast to meet the Mangakarengorengo River 19 kilometres southwest of Tauranga. Ngamuwahine Camp is also situated on the Ngumuwahine River. Ngamuwahine Camp is leased by Tauranga Intermediate which has its students sent to the camp in the beginning and end of each year.
Coordinates: 37°49′04″S 176°01′00″E / 37.817869°S 176.016604°E