Hodh El Gharbi

Hodh El Gharbi (Arabic: ولاية الحوض الغربي) is a region in southern Mauritania. Its capital is Ayoun el Atrous. The region borders the Mauritanian region of Tagant to the north, the Mauritanian region of Hodh Ech Chargui to the east, Mali to the south and the Mauritanian region of Assaba to the west. A piece of Malian territory protrudes into the region.