Site | State | PM AQI* (ug/m3) |
Maple Falls-Azure Way | WA | 17 |
John Day Dayton St | OR | 7 |
Toppenish-Yakama Tribe | WA | 7 |
Sunnyside-S 16th | WA | 7 |
Brewster Mobile | WA | 7 |
Yakima-4th Ave | WA | 6 |
Seattle-South Park | WA | 6 |
Omak-Colville Tribe | WA | 6 |
Darrington-Fir St | WA | 6 |
Seattle-Duwamish | WA | 6 |