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IDEM > Monitoring > Air Monitoring > Air Quality Monitoring Data Air Quality Monitoring Data

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Air quality monitoring is conducted across the state of Indiana for a variety of programs; National Ambient Air Quality Standards (NAAQS) compliance, air quality trends, Air Quality Index (AQI), air quality mapping (AIRNow), special monitoring projects, and others. The Network Description [XLS] lists the current sites and the parameters monitored at each site.

A Network Review is conducted annually to determine any changes to be made to the network.

Quality Assurance procedures and guidelines are developed and implemented to ensure the validity and quality of the data collected.

Exceptional Events: Exceedance data are reviewed to determine if the data are affected by an exceptional event

Air Quality Data

Continuous Air Quality Monitoring

Data for the following pollutants are obtained on an hourly basis from the continuous monitoring sites across Indiana:

Neighboring States Air Quality Data

Monitoring Data from states adjacent to Indiana:

Meteorological Data

Various meteorological parameters are available depending on the program needs and sensors installed at each site. These data are obtained on an hourly basis from these sensors

Current Meteorological Data

Validated Data

These data have passed final validation and Quality Assurance checks.

Air Quality Data Summary Reports

Ozone

  • 2009 Ozone Summary and Trends Report: [PDF]
  • 2009 8-Hour Ozone Status and 2009 Critical Values through November 20, 2009: [XLS]
  • 2009 8-Hour Ozone Air Quality Action and Exceedance Days Summary through November 20, 2009: [XLS]
  • 2008 8-Hour Ozone Critical Values: [PDF]
  • 2007 8-Hour Ozone Critical Values: [PDF] [XLS]
  • 2006 8-Hour Ozone Critical Values: [PDF] [XLS]
  • 2005 8-Hour Ozone Critical Values: [PDF] [XLS]

Particulate Matter

  • 2008 PM 2.5 AQAD Exceedance Report through June 2008 [XLS]
  • 2007 PM 2.5 AQAD Exceedance Report [XLS]
  • 2009 PM 2.5 Speciation Report (as of January 26, 2010) [XLS]
  • 2008 PM 2.5 Speciation Final Report [XLS]
  • 2007 PM 2.5 Speciation Final Report [XLS]
  • 2006 PM 2.5 Speciation Final Report [PDF] [XLS]
  • 2005 PM 2.5 Speciation Final Report [PDF] [XLS]
  • Indiana PM 2.5 Summary (2000-2006) [PDF]
  • Columbus PM10 Monitoring Special Study [PDF]
  • Auburn PM10 Monitoring Special Study [PDF]
  • Jasper PM 2.5 Special Study (2008) [XLS]
  • Jasper PM 2.5 Special Study (2007) [XLS]
  • Washington Park Special Study (2007) [XLS]
  • Indiana Met One Speciation PM2.5 Conc. [XLS]

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