Site | State | PM AQI* (ug/m3) |
Anacortes-202 Ave (SO-AQS) | WA | 11 |
Seattle-10th & Weller | WA | 11 |
Custer-Loomis (SO-AQS) | WA | 10 |
Seattle-Duwamish | WA | 9 |
Seattle-South Park | WA | 8 |
Springfield City Hall | OR | 8 |
Tacoma-Alexander Ave | WA | 8 |
Roseburg - Garden Valley Blvd. | OR | 8 |
Tacoma-S 36th St | WA | 8 |
Eugene - Wilkes Dr. | OR | 7 |