POLLUTION LOCATOR|Smog and Particulates | County Report

Criteria Air Pollutant Report: GILA County, AZ
  • Map Locating the Pollution Sources

    GILA 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:
    Ozone 1-hour average concentration:
    Ozone 8-hour average concentration:
    PM-2.5 24-hour average concentration:
    PM-10 24-hour average concentration:
    Person-days in exceedance of national air quality standard for ozone (8-hour):
    See how this county ranks on other criteria air pollution attributes tracked by Scorecard

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

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  • Environmental Justice Analysis for GILA County

    View Summary Environmental Justice Report (en español).

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  • Health Risks
  • Population Exposed to Unhealthy Levels of Criteria Air Pollutants:

    Pollutant Person-days
    in exceedance
    of NAAQS
        8-hour average 154,344

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  • Exposures to Criteria Air Pollutants
  • Nonattainment Status:
    This county is in the Hayden/Miami, AZ nonattainment area for failing to meet the national ambient air quality standard for the following criteria air pollutants:
    1. PM-10
    This county is in the Miami (Gila County), AZ nonattainment area for failing to meet the national ambient air quality standard for the following criteria air pollutants:
    1. Sulfur dioxide
    Air Quality Index:
    Percentage of days with good air quality:70
    Percentage of days with moderate air quality:29
    Percentage of days with unhealthful air quality for sensitive populations:1
    Percentage of days with unhealthful air quality:0
    Maximum AQI level in 2003122
    Median AQI level in 200342
    90th Percentile AQI level in 200372
    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
    of NAAQS
    Nitrogen dioxide
        Annual arithmetic mean 0.053 ppm.002 ppm0 ppm 0 1
        1-hour average 0.12 ppm.11 ppm.1 ppm 0 1
        8-hour average 0.08 ppm.09 ppm.08 ppm 3 1
        24-hour average 65 ug/m326 ug/m325 ug/m3 0 2
        Annual arithmetic mean 15 ug/m39.1 ug/m39 ug/m3 0 2
        24-hour average 150 ug/m3128 ug/m399 ug/m3 0 3
        Annual arithmetic mean 50 ug/m336 ug/m333 ug/m3 0 3
    Sulfur dioxide
        3-hour average 0.50 ppm.2 ppm.16 ppm 0 2
        24-hour average 0.14 ppm.03 ppm.03 ppm 0 2
        Annual arithmetic mean 0.03 ppm.008 ppm.005 ppm 0 2
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  • 1999 Emissions Summary of Criteria Air Pollutants
  • (Expressed in tons of pollutant emitted)
    PM-2.5 PM-10 Sulfur
    Mobile Sources14,9623,7059814,6433501,875
    Area Sources63,6733,6616,2308,2651324,252
    Point Sources6733131,7282,77918,6081,094
    All sources79,3087,6798,93815,68719,0907,221
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  • Links

    Scorecard's report on
    Arizona State Implementation Plan
    Arizona Department of Environmental Quality
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