Site | State | PM AQI* (ug/m3) |
Darrington-Fir St | WA | 14 |
Burns - Washington St. | OR | 12 |
Leavenworth-Evans St | WA | 12 |
Maple Falls-Azure Way | WA | 11 |
John Day Dayton St | OR | 10 |
Twisp-Ewell St | WA | 8 |
Port Angeles-E 5th St | WA | 7 |
Seattle-Duwamish | WA | 7 |
Pendleton - McKay Creek | OR | 7 |
Cashmere Mobile | WA | 7 |