Site | State | PM AQI* (ug/m3) |
Clarkston-13th St | WA | 26 |
Burns - Washington St. | OR | 15 |
Omak-Colville Tribe | WA | 14 |
Colville-E 1st St | WA | 13 |
Twisp-Glover St | WA | 11 |
John Day Dayton St | OR | 11 |
Baker City - Forest Service | OR | 11 |
Yakima-4th Ave | WA | 9 |
Winthrop-Chewuch Rd | WA | 9 |
Port Angeles-E 5th St | WA | 9 |