[1] The Commune of Ntega has an area of 260.8 square kilometres (100.7 sq mi) and had a population of 98,665 as of the 2008 census.

[6] The southern branch of Lake Narungazi, between the collines of Kanyago the east and Mugendo to the west, extends through Narungazi marsh, which is used for cultivation of rice up to the edge of the water, apart from some fragments of Typha domingensis and some tufts of Phragmites.

[7] Lake Mwungere is in the Commune of Ntega near the villages of Mariza and Mugina.

The commune is divided into the following collines, from north to south,[9] In 2021 and again in 2022 dozens of collines in the Bugabira, Busoni, Kirundo and Ntega communes of Kirundo experienced a shortage of rain during the period when the bean, corn and sorghum crops were flowering and ripening, affecting over 200,000 people.

Many men left the affected areas in search of work, leaving the elderly, disabled, women and children behind.