Site | State | PM AQI* (ug/m3) |
Tulalip-Totem Beach Rd | WA | 17 |
Custer-Loomis (SO-AQS) | WA | 14 |
Colville-E 1st St | WA | 6 |
Sunnyside-S 16th | WA | 6 |
Omak-Colville Tribe | WA | 5 |
Clarkston-13th St | WA | 5 |
Colbert-Greenbluff | WA | 5 |
Eugene - Wilkes Dr. | OR | 5 |
Seattle-South Park | WA | 5 |
Portland Near Road | OR | 5 |