This research aims at studying the natural resources and Land used of Al-Qasir valley basin which represents one of the main valleys in Iraqi western Plateau It is situated in Ana District in Al-Anbar Governorate. The area of this basin is (696.417k2).The study showed that there are natural resources represented by the unground water found on different depths. This resource has been used in different fields; agricultural, duetrital and human. In addition, there are many kinds of stones such as gypsum, Limestone, Dolumite, Pebbles and sand. They are used randomly by Quarry owner of the region. There are multiple uses represented by domestic animals farms and a factory to produce stones and sand which supplies the adjacent areas with building materials and the domestic animals products besides the availability of tourism possibilities in the area which represented by lake of Al-Qadisiya dam and being near the main road (Baghdad-Al-Qaim) which helps communicate with the other districts of the governorate.