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2. Water quality - Wikipedia

   en.wikipedia.org/wiki/Water_quality

   Water quality refers to the chemical, physical, and biological characteristics of water based on the standards of its usage. [ 1 ] [ 2 ] It is most frequently used by reference to a set of standards against which compliance, generally achieved through treatment of the water, can be assessed.

3. Water testing - Wikipedia

   en.wikipedia.org/wiki/Water_testing

   Water testing being conducted at a treatment facility in Broken Bow, Oklahoma. Water testing is a broad description for various procedures used to analyze water quality. Millions of water quality tests are carried out daily to fulfill regulatory requirements and to maintain safety. [1] Testing may be performed to evaluate:

4. Analysis of water chemistry - Wikipedia

   en.wikipedia.org/wiki/Analysis_of_water_chemistry

   Water chemistry analysis is often the groundwork of studies of water quality, pollution, hydrology and geothermal waters. Analytical methods routinely used can detect and measure all the natural elements and their inorganic compounds and a very wide range of organic chemical species using methods such as gas chromatography and mass spectrometry .

5. Bacteriological water analysis - Wikipedia

   en.wikipedia.org/wiki/Bacteriological_water_analysis

   Bacteriological water analysis is a method of analysing water to estimate the numbers of bacteria present and, if needed, to find out what sort of bacteria they are. It represents one aspect of water quality. It is a microbiological analytical procedure which uses samples of water and from these samples determines the concentration of bacteria ...

6. Freshwater environmental quality parameters - Wikipedia

   en.wikipedia.org/wiki/Freshwater_environmental...

   Because almost all water bodies are dynamic in their composition, the relevant quality parameters are typically expressed as a range of expected concentrations. They include the natural and man-made chemical , biological and microbiological characteristics of rivers , lakes and ground-waters , the ways they are measured and the ways that they ...

7. Wastewater quality indicators - Wikipedia

   en.wikipedia.org/wiki/Wastewater_quality_indicators

   Wastewater quality indicators are laboratory test methodologies to assess suitability of wastewater for disposal, treatment or reuse. The main parameters in sewage that are measured to assess the sewage strength or quality as well as treatment options include: solids, indicators of organic matter, nitrogen, phosphorus, indicators of fecal ...