 This region also includes two major water sources in the form of Lake Péten Itzá to the south and the Kantetul river to the north.The area around the city included a variety of soils suitable for agriculture, with 20% of this being very fertile soil highly suited to agriculture, just over 50% of the area was very fertile but required high maintenance (consisting of either fertilization or crop rotation) and 14% being low fertility soil consisting of lowland clay and suitable only for maize or being left unfarmed.Soil analysis has revealed that maize was not only grown in peripheral areas but also close to residential areas throughout Motul de San José.