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:
“If there’s water in the big rivers, the small rivers will be full.”
—Chinese proverb.
“Self-esteem evolves in kids primarily through the quality of our relationships with them. Because they can’t see themselves directly, children know themselves by reflection. For the first several years of their lives, you are their major influence. Later on, teachers and friends come into the picture. But especially at the beginning, you’re it with a capital I.”
—Stephanie Martson (20th century)