Hydrogeological studies consist of geological and hydrogeological studies, experiments, map production, drilling and other studies that are the basis for the purchase of Groundwater Exploration Certificate, Groundwater Utilization Certificate, Groundwater Improvement and Amendment Certificate in accordance with the provisions of the relevant law, regulation and regulation. In this context, the works carried out in this context are the water condition, whether there is a continuous flow, flow rate and accordingly whether there is erosion on the slopes, bed depth and whether they have flood characteristics, static water level and seasonal changes in case of water suitable for operation, feeding and unloading areas, wells. and hydrogeological information about the resources, the explanation of the laboratory results of the water sample taken to determine the effect of groundwater quality on the concrete, and the drawing of isometric water level curves if there are not enough wells in the study area.