water quality standards
SorrY asked:

How would you define “WATER QUALITY” is it water that tastes good, is non-toxic or is it defined by the presence of absence of certain chemicals or ions. I am trying to see if DISTILLED WATER MAKER (waterwise) is better than or the same as, MINERAL WATER sold in shops. I know Mineral water as sold in shops is impure, most of the time does not meet standards. So, is a waterwise a good solution?

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water quality monitoring
the_man asked:

http://www.epa.gov/owow/monitoring/nationswaters/whatdo.pdf

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