IDEM utilizes air quality data to provide the following ozone summaries:
- Ozone Season Summary Reports: Annual reports containing an overview of ground-level ozone and its impacts, national air health standards, Indiana’s ozone monitoring network, ozone monitoring data, air quality trends, and ozone designations in Indiana.
- 8-Hour Ozone Status:
- 2022 8-Hour Ozone Status [PDF]
- 2021 8-Hour Ozone Status [PDF]
- 2020 8-Hour Ozone Status [PDF]
- 2019 8-Hour Ozone Status [XLS]
- 2018 8-Hour Ozone Status [XLS]
- 2017 8-Hour Ozone Status [XLS]
- 2016 8-Hour Ozone Status [XLS]
- 2015 8-Hour Ozone Status [XLS]
- 2014 8-Hour Ozone Status [XLS]
- 2013 8-Hour Ozone Status [XLS]
- 2012 8-Hour Ozone Status [XLS]
- 2011 8-Hour Ozone Status [XLS]
- 8-Hour Ozone Air Quality Action and Exceedance Days Summary:
- 2022 8-Hour Ozone Air Quality Action and Exceedance Days Summary [PDF]
- 2021 8-Hour Ozone Air Quality Action and Exceedance Days Summary [PDF]
- 2020 8-Hour Ozone Air Quality Action and Exceedance Days Summary [PDF]
- 2019 8-Hour Ozone Air Quality Action and Exceedance Days Summary [XLS]
- 2018 8-Hour Ozone Air Quality Action and Exceedance Days Summary [XLS]
- 2017 8-Hour Ozone Air Quality Action and Exceedance Days Summary [XLS]
- 2016 8-Hour Ozone Air Quality Action and Exceedance Days Summary [XLS]
- 2015 8-Hour Ozone Air Quality Action and Exceedance Days Summary [XLS]
- 2014 8-Hour Ozone Air Quality Action and Exceedance Days Summary [XLS]
- 2013 8-Hour Ozone Air Quality Action and Exceedance Days Summary [XLS]
- 2012 8-Hour Ozone Air Quality Action and Exceedance Days Summary [XLS]
- 2011 8-Hour Ozone Air Quality Action and Exceedance Days Summary [XLS]
- 8-Hour Ozone Critical Values:
- 2022 8-Hour Ozone Critical Values [PDF]
- 2021 8-Hour Ozone Critical Values [PDF]
- 2020 8-Hour Ozone Critical Values [PDF]
- 2019 8-Hour Ozone Critical Values [PDF]
- 2018 8-Hour Ozone Critical Values [PDF]
- 2017 8-Hour Ozone Critical Values [PDF]
- 2016 8-Hour Ozone Critical Values [PDF]
- 2015 8-Hour Ozone Critical Values [PDF]
- 2014 8-Hour Ozone Critical Values [PDF]
- 2013 8-Hour Ozone Critical Values [PDF]
- 2012 8-Hour Ozone Critical Values [PDF]
- 2011 8-Hour Ozone Critical Values [PDF]
- 2010 8-Hour Ozone Critical Values [PDF]
- 2009 8-Hour Ozone Critical Values [PDF]
- 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]