Keyword: «centralized water supply»

The quality of water, the chemical, physical and biological characteristics of water based on the standards of its use serves as the basis for epidemic safety and public health. The purpose of the study was to analyze the drinking water quality of centralized drinking water supply systems of the Smolensk region for 2016-2020. Materials and methods. The object of the study was sanitary-chemical and microbiological indicators of water quality from sources of drinking centralized water supply and from the distribution network of the region. The materials from the Office of the Federal Service for Supervision of Consumer Rights Protection and Human Welfare in the Smolensk Region on the quality of drinking water for 2016-2020were used in the study. Results. During the study period, the quality of drinking water from centralized water supply sources and from the distribution network in terms of sanitary and chemical indicators increased slightly, remaining practical in terms of microbiological parameters. Findings. The features of the drinking water quality are revealed, the need to take into account a number of indicators of the drinking water quality is proved.