West Darfur (Gharb Darfur) is one of the 26 states of Sudan, and one of three comprising the Darfur region. It has an area of 79,460 km² and an estimated population of approximately 1,500,000 (2000). It borders North and South Darfur to the east. The Chadian prefectures of Biltine and Ouaddaï lie to the west, while to the north is the the prefecture of Bourkou-Ennedi-Tibesti. Al-Junaynah is the capital of the state. West Darfur has been the site of much of the ongoing Darfur conflict.