Site

State

PM AQI* (ug/m3)

Springville

CA

33

Lapwai

ID

31

Kittanning

PA

25

Klamath Falls - Peterson Sc...

OR

25

Kamiah

ID

25

French Town - Beckwith

MT

25

Lewiston

ID

24

Shady Cove - Shady Cove School

OR

24

Uniontown

PA

23

Orofino-45419 US-12

ID

22