The Home Page displays a map of Vermont with the stationary monitoring site locations indicated by color coded boxes and links to various graphical data for the past 5 days:
The data summary graphs listed below demonstrate how Vermont's air quality compares to the National Ambient Air Quality Standards (NAAQS). These data summary graphs show the trends relative to the NAAQS through 2017 and are updated on a yearly basis.
Value for each year is the average of the EPA design value* for the previous three-years.
Reference: EPA Design Value Report AMP480 6/27/18