Question: What are the elements of safe drinking water act? What are the aspect & provision for safe drinking water act? Solution : This act was passed in 2002. The main elements imposes in the act are providing the permissible limit of contaminants in drinking water i.e. drinking water standard, establishes the rule for operators of facilities, for drinking water systems, for laboratories that dealt with the drinking water parameter testing, training & certification to operators & there are many other elements that require for safe drinking purpose. Its main aspect is to ensure the safety of consumers by drinking the potable water (the water contain the contaminants up to prescribed limit given in the act. By consuming the potable water, the diseases associated due to drinking of polluted water are minimized. There are three parameters are described in the act. These are physical parameters, chemical parameters, & biological parameters. Physical parameter includes suspended solid, turbidity, dissolved solid, pH, hardness, acidity, alkanity etc. The chemical parameters include BOD, COD, ThOD, DO, etc. The biological parameter includes E.coli, B.Coli bacteria, pathogenic bacteria, disease causing bacteria. Amongst, three bacteria, it’s the biological parameters which are very objectionable. The upper limit of this parameters are prescribed in the act upto which the water are drinkable. Note: All pollutant water are contaminants but its not necessary that all contaminant are pollutant..