Site | State | PM AQI* (ug/m3) |
Darrington-Fir St | WA | 37 |
Maple Falls-Azure Way | WA | 25 |
Marysville-7th Ave | WA | 24 |
Tacoma-L St | WA | 21 |
John Day Dayton St | OR | 21 |
Lake Forest Park-Town Center | WA | 17 |
Burns - Washington St. | OR | 16 |
Kent-James & Central | WA | 15 |
Oakridge - Willamette Activ... | OR | 14 |
Leavenworth-Evans St | WA | 14 |