POLLUTION LOCATOR|Smog and Particulates | County Report

Criteria Air Pollutant Report: MATANUSKA-SUSITNA County, AK
 
  • Air Quality Rankings: Health Risks, Exposure, and Emissions
    Cleanest/Best Counties in US Percentile Dirtiest/Worst Counties in US
    0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100%

    Carbon Monoxide emissions:
    Nitrogen Oxides emissions:
    PM-2.5 emissions:
    PM-10 emissions:
    Sulfur Dioxide emissions:
    Volatile Organic Compound emissions:
    Air Quality Index:
    PM-2.5 24-hour average concentration:
    PM-10 24-hour average concentration:
    Person-days in exceedance of national air quality standard for PM-10 (24-hour):
    See how this county ranks on other criteria air pollution attributes tracked by Scorecard

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  • Environmental Justice Analysis for MATANUSKA-SUSITNA County

    View Summary Environmental Justice Report (en español).

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  • Exposures to Criteria Air Pollutants
  • Air Quality Index:
    Percentage of days with good air quality:85
    Percentage of days with moderate air quality:13
    Percentage of days with unhealthful air quality for sensitive populations:0
    Percentage of days with unhealthful air quality:2
    Maximum AQI level in 2003156
    Median AQI level in 200316
    90th Percentile AQI level in 200359
    Air Quality Index
    0 - 50 Good
    50 - 100 Moderate
    100 - 200 Unhealthful
    200 - 300 Very Unhealthful
    300 - 500 Hazardous
    2003 Summary of Pollutant Concentrations:
    Pollutant NAAQS
    Standard
    Highest
    Recorded
    Concentration
    Second
    Highest
    Recorded
    Concentration
    Number
    of NAAQS
    Exceedances
    Stations
    Monitoring
    Pollutant
    PM-25
        24-hour average 65 ug/m340 ug/m330 ug/m3 0 1
        Annual arithmetic mean 15 ug/m37.2 ug/m30 ug/m3 0 1
    PM-10
        24-hour average 150 ug/m3265 ug/m3122 ug/m3 1 1
        Annual arithmetic mean 50 ug/m321 ug/m30 ug/m3 0 1
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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 Sources20,9192,5282,22413,4591583,566
    Area Sources63,8331,7885,7616,643758,934
    All sources84,7524,3167,98520,10223312,500
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  • Links

    Scorecard's report on
      Alaska State Implementation Plan
      Alaska Department of Environmental Conservation
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