Site | State | PM AQI* (ug/m3) |
Seattle-10th & Weller | WA | 9 |
Sunnyside-S 16th | WA | 9 |
Cove - City Hall | OR | 9 |
Baker City - Forest Service | OR | 9 |
Seattle-South Park | WA | 8 |
Portland Near Road | OR | 8 |
Seattle-Beacon Hill | WA | 7 |
Clarkston-13th St | WA | 7 |
Portland - SE Lafayette | OR | 7 |
Tacoma-Alexander Ave | WA | 7 |