Site | State | PM AQI* (ug/m3) |
Toppenish-Yakama Tribe | WA | 7 |
Taholah-Quinault Tribe | WA | 5 |
Sunnyside-S 16th | WA | 5 |
Colbert-Greenbluff | WA | 4 |
Spokane-Augusta Ave | WA | 4 |
Seattle-South Park | WA | 4 |
CTCLUSI Radar Hill-OR | OR | 4 |
Omak-Colville Tribe | WA | 4 |
Eugene - Highway 99 | OR | 4 |
Lakeview - Center & M | OR | 3 |