To develop a project for future development, it is necessary to obtain accurate information about the site, including its hydrological information. In order to determine the location, thickness, depth and boundaries of aquifers, hydrogeological surveys are carried out. These tests also help to study the chemical composition of groundwater, make a forecast of their likely changes. In addition, tests can be carried out for the client’s personal needs, for example, when organizing water supply. The results obtained make it possible to study the composition and properties of groundwater, and to drill a well correctly