https://doi.org/10.15407/geotech2019.30.046 УДК  556.314:556.388 • Issue 2 (30) / 2019 • 46-55 pages Udalov I. V., Levoniuk S. M. Abstract A modern conceptual approach to a study of the ecological and hydrogeological transformation of the qualitative composition of drinking groundwater of the buchak-kaniv aquifer in the central part of Dnipro-Donetsk artesian basin in the current natural-technogenic conditions … Continue reading 2 (30) 5. TRANSFORMATION OF QUALITATIVE COMPOSITION OF DRINKING GROUNDWATER IN THE CENTRAL PART OF DDAB