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  2. Drinking water quality standards - Wikipedia

    en.wikipedia.org/wiki/Drinking_water_quality...

    In Europe, this includes the European Drinking Water Directive [1] and in the United States, the United States Environmental Protection Agency (EPA) establishes standards as required by the Safe Drinking Water Act. China adopted its own drinking water standard GB3838-2002 (Type II) enacted by Ministry of Environmental Protection in 2002. [2]

  3. Drinking water quality in the United States - Wikipedia

    en.wikipedia.org/wiki/Drinking_water_quality_in...

    The Safe Drinking Water Act requires the US EPA to set standards for drinking water quality in public water systems (entities that provide water for human consumption to at least 25 people for at least 60 days a year). [3] Enforcement of the standards is mostly carried out by state health agencies. [4]

  4. Alkalinity - Wikipedia

    en.wikipedia.org/wiki/Alkalinity

    Alkalinity (from Arabic: القلوية, romanized: al-qaly, lit. 'ashes of the saltwort') [1] is the capacity of water to resist acidification. [2] It should not be confused with basicity, which is an absolute measurement on the pH scale. Alkalinity is the strength of a buffer solution composed of weak acids and their conjugate bases.

  5. Is It 100% Safe to Drink Tap Water? Here's the Truth - AOL

    www.aol.com/lifestyle/100-safe-drink-tap-water...

    If you're concerned about how safe tap water is to drink, you can check for yourself. "If you are on a municipal water supply, the U.S. Environmental Protection Agency requires them to provide a ...

  6. Are There Any Benefits to Drinking Alkaline Water? - AOL

    www.aol.com/lifestyle/benefits-drinking-alkaline...

    We dug into the science and chatted with an expert to find out the benefits of alkaline water. Here, the truth on whether the pH of your H2O can improve health.

  7. Maximum contaminant level - Wikipedia

    en.wikipedia.org/wiki/Maximum_Contaminant_Level

    Maximum contaminant levels (MCLs) are standards that are set by the United States Environmental Protection Agency (EPA) for drinking water quality. [1] [2] An MCL is the legal threshold limit on the amount of a substance that is allowed in public water systems under the Safe Drinking Water Act (SDWA).