This document summarizes EPA's drinking water regulations and health advisories, as well as reference dose (RFD) and cancer risk values, for drinking water contaminants. The primary hazardous components present in the water are TDS or Total Dissolved Solids. There is no problem drinking 100 TDSwater … The water treated to less than 100 TDS is unhealthy as it's deprived of salts and minerals. Concentrations of TDS from natural sources have been found to vary from less than 30 Like TDS, pH is given an aesthetic objective in Canada. In this scenario, it is vital to implement proper purification processes to eliminate all the contaminants and ensure that the water is absolutely safe for drinking purposes. consumption of water with low levels of minerals is safe. As a result of this, natural minerals get removed from the water. So it's best to formulate and enhance the quality with a known mineral … The Saskatchewan Drinking Water Standards and Objectives recommend that the pH of drinking water … None have minimum limits or optimum levels of total dissolved solids. EPA updates … The Canadian Guidelines for Drinking Water Quality suggest that the pH of drinking water should be between 7.0 and 10.5. Established Drinking Water Standards A review was conducted of the United States, Canadian, World Health Organization (WHO) and European Community (EC) drinking water standards.