Water Quality

Water quality refers to the chemical, physical and biological characteristics of water. It is a measure of the condition of water relative to the requirements of one or more biotic species and or to any human need or purpose. It is most frequently used by reference to a set of standards against which compliance can be assessed. The most common standards used to assess water quality relate to health of ecosystems, safety of human contact and drinking water.

Read more about Water Quality:  Standards, Categories, Sampling and Measurement of Water Quality Standard, Water Quality Standards and Reports

Famous quotes containing the words water and/or quality:

    It would not be an easy thing to bring the water all the way to the plain. They would have to organize a great coumbite with all the peasants and the water would unite them once again, its fresh breath would clear away the fetid stink of anger and hatred; the brotherly community would be reborn with new plants, the fields filled with to bursting with fruits and grains, the earth gorged with life, simple and fertile.
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    The only questions worth asking today are whether humans are going to have any emotions tomorrow, and what the quality of life will be if the answer is no.
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