Site | State | PM AQI* (ug/m3) |
Marysville-7th Ave | WA | 6 |
Tulalip-Totem Beach Rd | WA | 6 |
Colville-E 1st St | WA | 6 |
Colbert-Greenbluff | WA | 5 |
Seattle-South Park | WA | 5 |
Omak-Colville Tribe | WA | 5 |
Anacortes-202 Ave (SO-AQS) | WA | 5 |
Portland - Sauvie Island | OR | 5 |
Spokane-Augusta Ave | WA | 4 |
Spokane-E Broadway Ave (US) | WA | 4 |