Site | State | PM AQI* (ug/m3) |
Sunnyside-S 16th | WA | 8 |
Cove - City Hall | OR | 8 |
Clarkston-13th St | WA | 8 |
Spokane-E Broadway Ave (US) | WA | 7 |
Seattle-South Park | WA | 7 |
Detroit Lake | OR | 7 |
Seattle-10th & Weller | WA | 6 |
Oakridge - Willamette Activ... | OR | 6 |
Colbert-Greenbluff | WA | 6 |
Mill City | OR | 6 |