For drinking water of municipal water pipes of Vladivostok city which provides the most part of the water, priority parameters of pollution are microbiological, organic, pH, concentration of iron and manganese. During the seasonal deterioration the danger of drinking water in the epidemiology grows. Drinking water of a municipal water-pipe is very soft, ultra fresh, physiologically defective under the contents of biogenic macro- and microelements. As a primary preventive measure for elements deficiency it is recommended to use on buildings input of the systems of additional cleaning and correction of ionic structure of drinking water.