Ngatamariki is a geothermal power station commissioned in 2013 and operated by Mighty River Power. It is located approximately 17 km north east of Taupo and was constructed well under the budget of $475 million.The field was initially explored by the Crown in 1985-86, with the wells NM1, NM2, NM3, and NM4 drilled to 1300m, 2403m, 2194m, and 2749m respectively. NM4 was the first well in New Zealand to encounter a pluton, at a depth of almost 2400m.