Site | State | PM AQI* (ug/m3) |
Toppenish-Yakama Tribe | WA | 9 |
Tacoma-S 36th St | WA | 5 |
Colbert-Greenbluff | WA | 5 |
Seattle-South Park | WA | 5 |
Spokane-Augusta Ave | WA | 4 |
Spokane-E Broadway Ave | WA | 4 |
Springfield City Hall | OR | 4 |
Eugene - Highway 99 | OR | 4 |
Tacoma-Alexander Ave | WA | 3 |
Spokane-Monroe St. | WA | 3 |