Assessment of drinking and potable water of Istanbul in 2017;studies of Public Health Directorate of Istanbul

Water is a necessary substance for vital activities such as nutrition, circulation, respiration, excretion, reproduction in every period of human life.Since it is one of the indispensable prerequisites for life, the presence and quality of water is extremely important.The parameters related to the physical, chemical and microbiological properties of drinking and tap water offered to the society should be within normal limits. Water that is necessary for life can be useful if it is clean and healthy.Keeping the water-borne diseases under control can be possible by taking the necessary measures in many stages starting from the source until reaching our taps.Many infectious diseases can be passed on to people through dirty water.Therefore, water hygiene is of great importance for public health.Contamination of drinking water sources with disease-causing microorganisms directly threatens public health. For this reason, Water Monitoring Studies are carried out all over the world and in our country.It is very important for Istanbul which is a province with a population of over 15 million in our country to deliver drinking and tap water to the public in a healthy way. In this study it is aimed to evaluate the physical, chemical and microbiological properties of the water -from the source until the beginning of consumption, determination of the control points where the analysis results are not appropriate in this process, that is, where the weak points are until the usage, the relation of the inappropriate situations with the place and time and the interventions made in cases the non-compliance situations. For this purpose; the results of the water analysis conducted in Istanbul province in 2017 were obtained by the necessary permissions, analyzed by experts using statistical methods, and the issue of safe delivery of drinking and tap water to the public was investigated and the acceptability of the results was evaluated. According to the results of 185 Audit Monitoring, 9,369 Control Monitoring and 149,149 Balance Chlorine Monitoring conducted in Istanbul in 2017; it is understood that the inappropriateness rates in drinking-tap water are in the natural limits and not threatening to human life.