ИСТИНА

he Caucasian mineral water (CMW) region is the unique region within Russia where various types of mineral groundwaters widely spread. The Essentuki mineral groundwater basin is the most famous area located in the central part of the CMW region. In spite of the study of mineral groundwater has more than 200-year history, many aspects are not specified yet. The mineral waters from Essentuki area widely used not only as a spa but as bottled waters. The Essentuki mineral groundwater basin (EMGW) involves the unique wide variety of mineral waters having different temperatures (from cold to medium thermal), TDS, pH, chemical, and gas composition. TDS changes from fresh (0,5-0,9 g/l) to high-salinity (10-13 g/l) and strongly depends on the chemical composition of water.