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  2. How to best filter your L.A. tap water based on your ZIP Code

    www.aol.com/news/best-filter-l-tap-water...

    That's because the water that flows into our homes in the L.A. area can be surprisingly different, ZIP Code to ZIP Code. The level of arsenic found in Compton's tap water may differ wildly from ...

  3. Drinking water quality in the United States - Wikipedia

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

    Eight percent of the community water systems—large municipal water systems—provide water to 82 percent of the US population. [2] 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 ...

  4. Water quality - Wikipedia

    en.wikipedia.org/wiki/Water_quality

    A rosette sampler is used for collecting water samples in deep water, such as the Great Lakes or oceans, for water quality testing. Water quality refers to the chemical , physical , and biological characteristics of water based on the standards of its usage.

  5. Drinking water quality standards - Wikipedia

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

    Water Quality and Testing - US Centers for Disease Control; Guidelines for drinking-water quality incorporating 1st and 2nd addenda (PDF). Vol. 1 (3rd ed.). World Health Organization. 2008. ISBN 978-92-4-154761-1. Drinking Water Regulations: Overview - US EPA

  6. Safe Drinking Water Act - Wikipedia

    en.wikipedia.org/wiki/Safe_Drinking_Water_Act

    The Safe Drinking Water Act (SDWA) is the primary federal law in the United States intended to ensure safe drinking water for the public. [3] Pursuant to the act, the Environmental Protection Agency (EPA) is required to set standards for drinking water quality and oversee all states, localities, and water suppliers that implement the standards.

  7. Water testing - Wikipedia

    en.wikipedia.org/wiki/Water_testing

    The [[World Water Monitoring [36] Day|EarthEcho Water Challenge]] is an international education and outreach program that generates public awareness and involvement in safeguarding water resources globally by engaging citizens to conduct water testing of local water bodies. Participants learn how to conduct simple water quality tests, analyze ...

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