Al-Hammad Plateau is located to the east and north of Harrat al-Harrah, in al-Jawf Province, in the Kingdom of Saudi Arabia. It is a flat surface plateau, with few main valleys. All of its valleys consist of rift valleys ending with local reservoirs. The elevation of most of the plateau is estimated to range between eight hundred and 850 m, except for Mount Umm Aw’al, which is about 1,014 m high, and Mount Ailah, rising at 936 m, northeast of Turaif.