APPLICATION OF GEOGRAPHIC INFORMATION SYSTEMS (GIS) IN ANALYSIS AND EVALUATION OF WATER RESOURCES DATA GATHERING RESULTS, CASE STUDY: BASTAM STUDY AREA, SEMNAN

In this survey, analysis of statistical results of water resource has been conducted in "Bastam" study area in Semnan province. This water resource includes well, spring, kanat, divergence stream from river, dike, diversion dam and pumping station. This statistical result was conducted according to the standard forms of power ministry of Iran in the desert and the recorded information is prepared into a database, on basis of 1:50000 maps in GIS environment for spatial and descriptive analysis. In addition, by surveying these resources and analysis of statistically prepared fields, some change procedure maps of underground water quality and quantity contour maps, such as ISO-depth (change procedure map of underground water table), ISO-Electric Conductivity (Iso-EC) and ISO-pH (contours of EC&Ph) Raster maps have been prepared. For conducting descriptive analysis, processing utility tables of database in GIS framework have been used. Eventually, some conclusions have been conducted.