The works performed under the state contract “Groundwater search for potable water supply of the Angara-Yenisei industrial cluster facilities of the Siberian Federal District” solve the set of tasks of the Lower Angara region. At this stage, informational and hydrogeological basis is created for the studied territory. In the future, the development of the digital cartographic model of the Angara-Yenisei cluster can be used as a tool for the effective functioning of the public administration system of subsoil use.