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  2. California has the worst quality of life in all 50 states ...

    www.aol.com/article/news/2018/03/01/california...

    California came in 50th place in a ranking of the US states by quality of life. The rankings considered metrics like air quality, pollution, community engagement, and voter participation.

  3. Air pollution in the United States - Wikipedia

    en.wikipedia.org/wiki/Air_pollution_in_the...

    Since 1999, the EPA has used the air quality index (AQI) to communicate air pollution risk to the public, on a scale from 0 to 500, with six levels from Good to Hazardous. [10] (The previous version was the Pollutant Standards Index (PSI), which did not incorporate PM2.5 and ozone standards.)

  4. Pollution in the United States - Wikipedia

    en.wikipedia.org/wiki/Pollution_in_the_United_States

    These monitors help ensure air quality standards are met and also provide important data for studying pollution trends. The information shows significant improvements in air quality over recent decades. From 1980 to 2019, levels of carbon monoxide, lead, and sulfur dioxide dropped by over 80%, and particulate matter also decreased substantially.

  5. The states with the dirtiest air will surprise you - AOL

    www.aol.com/news/states-dirtiest-air-surprise...

    The Golden State has the worst air quality of any state in the US, according to a new report from the United Health Foundation. The report measured air quality by the average person's exposure ...

  6. 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]

  7. Air pollution - Wikipedia

    en.wikipedia.org/wiki/Air_pollution

    Some air pollution laws include specific air quality standards, such as the U.S. National Ambient Air Quality Standards and E.U. Air Quality Directive, [257] which specify maximum atmospheric concentrations for specific pollutants. Environmental agencies enact regulations which are intended to result in attainment of these target levels.

  8. Clean Air Act (United States) - Wikipedia

    en.wikipedia.org/wiki/Clean_Air_Act_(United_States)

    The Clean Air Act (CAA) is the United States' primary federal air quality law, intended to reduce and control air pollution nationwide. Initially enacted in 1963 and amended many times since, it is one of the United States' first and most influential modern environmental laws .

  9. These Are the Worst (and Best) States for Camping - AOL

    www.aol.com/worst-best-states-camping-111700475.html

    Nevada is, according to Lawn Love data, the worst state for camping in the United States. They rated it 50th for quality and 48th for access. Some camping and RV experts disagree, however.