Site | State | PM AQI* (ug/m3) |
John Day Dayton St | OR | 12 |
Marysville-7th Ave | WA | 9 |
Colville-E 1st St | WA | 9 |
Lyons | OR | 9 |
Maple Falls-Azure Way | WA | 8 |
Baker City - Forest Service | OR | 8 |
Colbert-Greenbluff | WA | 8 |
Burns - Washington St. | OR | 8 |
Seattle-South Park | WA | 7 |
Klamath Falls - Peterson Sc... | OR | 6 |