A hafir, or haffir, is an artificially constructed water catchment basin with a circular earthen wall and diameters of between 70-250 m and heights of up to 7 m. Adapted to semi-desert conditions, the hafirs catch the water during the rainy season to have it available for several months during the dry season to supply drinking water, irrigate fields and water cattle.Fritz Hintze, Kush XI; pp.222-224. It is used in central Sudan from time immemorial.

History

Hafirs were an important feature of the Meroitic civilization in the

Butana The Butana (Arabic: البطانة, ''Buṭāna''), historically called the Island of Meroë, is the region between the Atbarah River, Atbara and the Nile in the Sudan. South of Khartoum it is bordered by the Blue Nile and in the east by Lake T ...

and were often built in the immediate vicinity of temples, for example the ''Great Hafir'' near the Lion Temple in Musawwarat es-Sufra. 800 ancient and modern hafirs have been registered in the Butana. Some scholars assume that the hafirs near temples were a Meroitic policy to control pastoralists’ movements and collect taxes.

Present-day

Hafirs are still constructed and used today in central Sudan and

South Sudan South Sudan (), officially the Republic of South Sudan, is a landlocked country in East Africa. It is bordered on the north by Sudan; on the east by Ethiopia; on the south by the Democratic Republic of the Congo, Uganda and Kenya; and on the ...

. Today's hafirs hold between 10,000 m³ and 60,000 m³ of water mostly administered by village communities and are used for irrigation. Only the hafirs excavated by the government are also accessible to the herds of nomads.Common Rainwater Harvesting Techniques in Sudan

Notes

{{History of Nubia footer, state=collapsed Water supply infrastructure Vernacular architecture Geography of Sudan