Site | State | PM AQI* (ug/m3) |
Colville-E 1st St | WA | 6 |
Seattle-South Park | WA | 6 |
Portland Near Road | OR | 5 |
Portland - SE Lafayette | OR | 5 |
Clarkston-13th St | WA | 5 |
Cottage Grove City Shops | OR | 5 |
Lyons | OR | 5 |
Eugene - Amazon Park | OR | 5 |
Eugene - Wilkes Dr. | OR | 4 |
Springfield City Hall | OR | 4 |