State of the Air: Daily PM2.5 grades

The American Lung Association tallied maximum daily 24-hour AQS PM2.5 concentration in select counties and assigned grades based on how high the levels were based on data available. Search or sort the table to see the grades near you.

Note: DNC (Data Not Collected) indicates that data on that particular pollutant was not collected in that county during the three years covered in the report.
Chart: Daniel Wheaton | Midwest NewsroomSource: American Lung AssociationGet the dataCreated with Datawrapper