IDEM utilizes air quality data to provide the following particulate matter summaries:
- Particulate Matter Season Summary Reports: Annual reports providing an overview of PM2.5 and its impacts, national air health standards, Indiana’s PM2.5 monitoring network, a summary of PM2.5 monitoring data, air quality trends, and the status of PM2.5 designations in Indiana.
- PM 2.5 Air Quality Action and Exceedance Days Summaries:
- 2022 PM 2.5 Air Quality Action and Exceedance Days Summary (06/20/2022) [PDF]
- 2021 PM 2.5 Air Quality Action and Exceedance Days Summary [PDF]
- 2020 PM 2.5 Air Quality Action and Exceedance Days Summary [PDF]
- 2019 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- 2018 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- 2017 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- 2016 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- 2015 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- 2014 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- 2013 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- 2012 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- 2011 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- 2010 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- 2009 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- 2008 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- 2007 PM 2.5 Air Quality Action and Exceedance Days Summary [XLS]
- PM 2.5 Speciation Reports:
- 2017 PM 2.5 Speciation Final Report [XLS]
- 2016 PM 2.5 Speciation Final Report [XLS]
- 2015 PM 2.5 Speciation Final Report [XLS]
- 2014 PM 2.5 Speciation Final Report [XLS]
- 2013 PM 2.5 Speciation Final Report [XLS]
- 2012 PM 2.5 Speciation Final Report [XLS]
- 2011 PM 2.5 Speciation Final Report [XLS]
- 2010 PM 2.5 Speciation Final Report [XLS]
- 2009 PM 2.5 Speciation Final Report [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]
- Particulate Matter Special Studies: