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阿拉善左旗地处我国北部边陲,位于内蒙古自治区阿拉善盟东端。全旗大部分地区年降水量不足150毫米,大多数年份降水量低于多年平均值,年内极端干旱时间长达151天,境内河流多属季节河流,境内黄河流经85公里,地下水是主要的水资源,但储量受地形、江水及地质构造影响,分布极不均匀。全旗水资源总量为10.089亿立方米/年,其中地表水资源量为
Alxa Left Banner is located in the northern border of China, located in the eastern end of Alxa League in Inner Mongolia Autonomous Region. The annual rainfall in most parts of the country is less than 150 millimeters. The precipitation in most years is below the average of many years. During the year, extreme drought lasted for 151 days. Most of the rivers are seasonal rivers, and the Yellow River flows through 85 kilometers. Groundwater is the main factor Water resources, but the reserves by the terrain, river water and geological structure, the distribution is extremely uneven. The total amount of water resources for the entire flag of 10.089 billion cubic meters / year, of which the amount of surface water resources