Updated Jul 22, 2020

Welcome! This guide describes the methods used at the MPCA to analyze air monitoring data. The charts and code found in this guide were produced using the free statistical software R.

To follow along with the examples download a copy of R to your computer from the r-project or use Rstudio Cloud in your browser. You can also download the free R Studio software, which makes R easier to use and helps keep your analysis projects organized.

This web book is a working body of air data analysis methods and code examples. You are invited to contribute and add your name to the list below.


  • Dorian Kvale
  • Cassie McMahon
  • Derek Nagel
  • Kristie Ellickson