| Data | Data information | ||
| Site | Period (sample size) | Source | |
| 24-h-means of PM2.5 concentrations | CPR | 1/13-2/16/2016 (38) | Environmental Protection Agency https://aqs.epa.gov/aqsweb/airdata/download_files.html |
| AC | 1/7-3/31/2016 (85) | ||
| RD | 3/1-12/31/2013 (271) | ||
| WRES | 3/29-4/9/2009, 10/12/2010-3/31/2011 (172) | ||
| UAF | 1/25-3/13/2009 (24) | ||
| HR | 1/1/2013-12/31/2017 (1833) | ||
| NP | 10/15/2013-2/12/2-14 (121) | ||
| HA | 10/1-12/31/2014 (83) | ||