Islamic Iran in southwest Asia and the continent is located in the territory of the northern hemisphere desert belt and caused the same position, a wide section of our country to be affected by dry climate and Iran will face water shortages. In particular, the central hole of 50 mm of rain falling annually with the Lut Desert, living conditions in the desert margin areas, has been very overwhelming. Southern and central parts of the desert fringes of Iran including Kashan, are faced with a severe lack of rain and every day, especially water, underground water sources decrease. The average annual rainfall of 116 mm and evapotranspiration are high in Kashan and on the other hand, Iran is among about 25 million hectares of saline soils classification also covers the area of Kashan, Kashan area of soil salinity and drying conditions and uncontrolled digging of deep wells and subjected to semi-deep fresh water resources has become a passion. Of about eight hundred years BC, the Persians, using technology and expertise subterranean excavation of underground water have been the best and highest interest. So, there are many canals in the plains of Kashan is also due to drought and repeated desert winds and earthquakes, most of them have been eliminated. Of the aqueduct in 1360 to 62 majors and 46 majors in recent years have been passing the warning for planners are the old town and the desert. He, along with water, of fountains and springs of Sulaymaniyah Sarjvrh Nabr the Fin and the fountains of the great and small, the stability of Kashan in a rough and tough nature is. However, the past few years to drought and lack of proper utilization of water, which is dry most of the aqueduct. History of severe physical stress conditions, were at risk of severe water crisis that is faced can be addressed in this paper.