Site | State | PM AQI* (ug/m3) |
John Day Dayton St | OR | 30 |
Omak-Colville Tribe | WA | 21 |
Maple Falls-Azure Way | WA | 17 |
Brewster Mobile | WA | 16 |
Marysville-7th Ave | WA | 13 |
Seattle-10th & Weller | WA | 11 |
Burns - Washington St. | OR | 10 |
Kent-James & Central | WA | 10 |
Tacoma-S 36th St | WA | 10 |
Seattle-Duwamish | WA | 10 |