Site | State | PM AQI* (ug/m3) |
Portland Near Road | OR | 8 |
Portland - Sauvie Island | OR | 8 |
Vancouver-NE 84th Ave | WA | 7 |
Yacolt-Yacolt Rd | WA | 7 |
Portland - SE Lafayette | OR | 7 |
Hillsboro - Hare Field | OR | 7 |
Lyons | OR | 7 |
Colbert-Greenbluff | WA | 7 |
Portland Cully Helensview S... | OR | 7 |
Sunnyside-S 16th | WA | 7 |