Site | State | PM AQI* (ug/m3) |
Maple Falls-Azure Way | WA | 53 |
Omak-Colville Tribe | WA | 27 |
Colville-E 1st St | WA | 20 |
Sunnyside-S 16th | WA | 20 |
Burns - Washington St. | OR | 19 |
Baker City - Forest Service | OR | 19 |
Darrington-Fir St | WA | 16 |
Clarkston-13th St | WA | 16 |
Pendleton - McKay Creek | OR | 15 |
John Day Dayton St | OR | 15 |