Site | State | PM AQI* (ug/m3) |
Marysville-7th Ave | WA | 6 |
Seattle-South Park | WA | 5 |
Portland Near Road | OR | 5 |
John Day Dayton St | OR | 5 |
Colbert-Greenbluff | WA | 4 |
Anacortes-202 Ave (SO-AQS) | WA | 4 |
Klamath Falls - Peterson Sc... | OR | 4 |
Medford Welch & Jackson | OR | 4 |
Seattle-Duwamish | WA | 4 |
Oakridge - Willamette Activ... | OR | 4 |