Site | State | PM AQI* (ug/m3) |
Auburn M St SE | WA | 12 |
Medford Welch & Jackson | OR | 12 |
Seattle-South Park | WA | 12 |
Sunnyside-S 16th | WA | 12 |
North Bend-North Bend Way (SO) | WA | 11 |
Spokane-E Broadway Ave (US) | WA | 9 |
Toppenish-Yakama Tribe | WA | 9 |
Pendleton - McKay Creek | OR | 9 |
Klamath Falls - Peterson Sc... | OR | 9 |
Eugene - Highway 99 | OR | 8 |