Donate to Hurricane Recovery

Air Quality Data Analyses

The national standards for the following pollutants can be viewed online at the National Ambient Air Quality Standards (NAAQS) page. The North Carolina state standards can be viewed online at the NC Ambient Air Quality Standards page.

Pollutant Year
Ozone 2010 2011 2012 2013 2014 2015 2016 2017
NO2 2010 2011 2012 2013 2014 2015 2016 2017
SO2 2010 2011 2012 2013 2014 2015 2016 2017
PM10 2010 2011 2012 2013 2014 2015 2016 2017
PM2.5 2010 2011 2012 2013 2014 2015 2016 2017