Ko Omahu he nohanga o te rohe whenua o Waikato. E ai ki Toitū Te Whenua, he nohanga (he 'locality' rānei ki te reo Pākehā) he wāhi nohoia e te tangata, engari kāore anō kia tae te nui o te taupori ki te nui e taea ai te kī he tāone tonu taua wāhi rā. Ko te rohe whenua o Waikato he rohe whenua nui; ko ngā takiwā o roto ko Waikato, ko Hauraki. He takiwā ēnei o Aotearoa; kei Te Ika-a-Māui aua takiwā.