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都安是“九分石头一分土”的大石山区,全县32个乡(镇),90万人,总面积6474平方公里。由于山高谷深,岩溶发育,地表蓄水条件很差,地下水埋藏深(一般在80米左右),人畜饮水十分困难,素有“滴水贵如油”之称。目前全县还有20多万人的缺水问题没有得到解决。为解决山区的人畜饮水困难,1980年以前全县也建了不少的工程,但由于没有全面规划和加强施工管理所建的工程进度慢质量低效果差
Du’an is the “Dacheng Mountain with nine points and one stone”. The county has 32 townships (towns) and 900,000 people, with a total area of 6,474 square kilometers. Due to deep valleys, karst development, poor surface water storage conditions, buried deep groundwater (usually about 80 meters), drinking water is very difficult for human beings and livestock, known as “dripping water as oil,” said. At present, there are still more than 200,000 people in the county’s water shortage problem has not been resolved. In order to solve the difficulty of drinking water for people and livestock in mountainous areas, a large number of projects were built in the whole county before 1980, but due to lack of comprehensive planning and construction management, construction progress was slow, with poor quality and poor results