The work focuses on the analysis of small sources of drinking water in villages Lipovník, Krásnohorské Podhradie, Pača and Jovice. The work characterizes the determined organic and inorganic chemical compounds. Their influence and origin in small sources of drinking water. It characterizes municipalities in detail, in terms of individual and collective drinking water supply and their basin. Samples from each source were averaged and compared with Notice of the Ministry of Health of the SR providing details on drinking water quality, drinking water quality control, monitoring and risk management program for drinking water supply No:247/2017 Co Samples were analyzed for pH, conductivity, NO3-, Cl-, SO42-, BOD5, CODMn and total hardness.