Site | State | PM AQI* (ug/m3) |
John Day Dayton St | OR | 22 |
Colbert-Greenbluff | WA | 7 |
Sunnyside-S 16th | WA | 6 |
Seattle-South Park | WA | 6 |
Spokane-E Broadway Ave (US) | WA | 6 |
Tacoma-Alexander Ave | WA | 5 |
Tacoma-S 36th St | WA | 5 |
Toppenish-Yakama Tribe | WA | 5 |
Springfield City Hall | OR | 5 |
Port Angeles-E 5th St | WA | 5 |