Site | State | PM AQI* (ug/m3) |
CTCLUSI Radar Hill-OR | OR | 8 |
Vancouver-NE 84th Ave | WA | 7 |
Marysville-7th Ave | WA | 7 |
Cove - City Hall | OR | 7 |
Maple Falls-Azure Way | WA | 6 |
Eugene - Wilkes Dr. | OR | 5 |
Portland - SE Lafayette | OR | 5 |
Portland Near Road | OR | 5 |
Seattle-South Park | WA | 5 |
Custer-Loomis (SO-AQS) | WA | 5 |