Site | State | PM AQI* (ug/m3) |
Klamath Falls - Peterson Sc... | OR | 14 |
Marysville-7th Ave | WA | 13 |
Darrington-Fir St | WA | 10 |
John Day Dayton St | OR | 10 |
Maple Falls-Azure Way | WA | 9 |
Seattle-Duwamish | WA | 9 |
Omak-Colville Tribe | WA | 9 |
Seattle-South Park | WA | 9 |
Sunnyside-S 16th | WA | 9 |
Tacoma-L St | WA | 8 |