POLLUTION LOCATOR|Smog and Particulates | National Report

Criteria Air Pollutant Report: Entire United States
 
 
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    Entire United States
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  • Air Quality Rankings: Health Risks, Exposure, and Emissions

    Rank states by health risks or criteria air pollutant emissions.
    Rank counties by health risks, criteria air pollutant exposures, or criteria air pollutant emissions.
    Rank facilities by criteria air pollutant emissions or monitor stations by criteria air pollutant exposures.
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  • Health Risks
  • Population Exposed to Unhealthy Levels of Criteria Air Pollutants:

    Pollutant Person-days
    in exceedance
    of NAAQS
    Ozone
        8-hour average 6,621,513,336
        1-hour average 1,976,262,417
    PM-25
        Annual arithmetic mean 239,781,619
    PM-10
        24-hour average 176,875,273
        Annual arithmetic mean 13,005,542
    PM-25
        24-hour average 5,419,280
    Carbon monoxide
        8-hour average 2,962,628
    Sulfur dioxide
        24-hour average 953,162
    Lead
        Quarterly average 703,610
    Sulfur dioxide
        3-hour average 475,269


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  • Exposures to Criteria Air Pollutants
  • Nonattainment areas in the United States where ambient concentrations of criteria air pollutants exceed air quality standards
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  • 1999 Emissions Summary of Criteria Air Pollutants
  • (Expressed in tons of pollutant emitted)
      Carbon
    monoxide
    Nitrogen
    oxides
    PM-2.5 PM-10 Sulfur
    dioxide
    Volatile
    organic
    compounds
    Mobile Sources75,151,53514,105,4832,729,62112,831,9581,299,3428,536,092
    Area Sources16,972,6362,251,9293,369,6849,734,2691,289,8847,574,071
    Point Sources5,307,9829,037,572672,9511,111,75616,296,1672,061,167
    All sources 97,432,153 25,394,983 6,772,256 23,677,983 18,885,393 18,171,330
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  • Links

    Scorecard's national report on hazardous air pollutants, chemical releases from industrial facilities, or land contamination
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