Site | State | PM AQI* (ug/m3) |
Sisters Forest Service | OR | 60 |
Maple Falls-Azure Way | WA | 27 |
Cottage Grove City Shops | OR | 25 |
Prineville - Davidson Park | OR | 21 |
Darrington-Fir St | WA | 21 |
Omak-Colville Tribe | WA | 20 |
Lyons | OR | 20 |
Colville-E 1st St | WA | 16 |
Spokane-E Broadway Ave (US) | WA | 16 |
Cave Junction Forest Service | OR | 14 |