Site | State | PM AQI* (ug/m3) |
Chelan-Woodin Ave | WA | 13 |
Cove - City Hall | OR | 7 |
Colville-E 1st St | WA | 6 |
Spokane-E Broadway Ave (US) | WA | 6 |
Omak-Colville Tribe | WA | 6 |
Colbert-Greenbluff | WA | 6 |
Sunnyside-S 16th | WA | 6 |
Baker City - Forest Service | OR | 6 |
Clarkston-13th St | WA | 6 |
Enterprise - US Forest Service | OR | 5 |