POLLUTION LOCATOR|Smog and Particulates | County Report

Criteria Air Pollutant Report: HENNEPIN County, MN
 
 
  • Map Locating the Pollution Sources

    HENNEPIN County
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  • 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:
    See how this county ranks on other criteria air pollution attributes tracked by Scorecard

    Rank counties in MINNESOTA by criteria air pollutant health risks, exposures, or emissions.
    Rank facilities in HENNEPIN County by criteria air pollutant emissions.
    Rank monitoring stations in HENNEPIN County by criteria air pollutant exposures.

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  • Environmental Justice Analysis for HENNEPIN 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:79
    Percentage of days with moderate air quality:21
    Percentage of days with unhealthful air quality for sensitive populations:0
    Percentage of days with unhealthful air quality:0
    Maximum AQI level in 2003103
    Median AQI level in 200334
    90th Percentile AQI level in 200360
    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
    Carbon monoxide
        1-hour average 35 ppm5.2 ppm4.7 ppm 0 1
        8-hour average 9 ppm2.3 ppm2.3 ppm 0 1
    Lead
        Quarterly average 1.5 ug/m3.01 ug/m3.01 ug/m3 0 6
    PM-25
        24-hour average 65 ug/m334 ug/m334 ug/m3 0 7
        Annual arithmetic mean 15 ug/m310.3 ug/m310.2 ug/m3 0 7
    PM-10
        24-hour average 150 ug/m369 ug/m365 ug/m3 0 3
        Annual arithmetic mean 50 ug/m328 ug/m324 ug/m3 0 3
    Sulfur dioxide
        3-hour average 0.50 ppm.09 ppm.09 ppm 0 1
        24-hour average 0.14 ppm.06 ppm.05 ppm 0 1
        Annual arithmetic mean 0.03 ppm.003 ppm0 ppm 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 Sources321,17746,6924,17012,5993,65433,652
    Area Sources18,5926,0833,0399,00092732,948
    Point Sources99416,64346382914,9514,348
    All sources340,76369,4187,67222,42819,53270,948
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  • Links

    Scorecard's report on
    Minnesota State Implemenation Plan
    Minnesota Pollution Control Agency - Air
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