Site

State

PM AQI* (ug/m3)

Seeley Elementary School

MT

14

Lewiston

ID

11

Butte Greely School

MT

11

Rossiter Pump House

MT

11

Kamiah

ID

10

Libby Courthouse

MT

9

St. Maries

ID

8

Columbia Falls

MT

8

French Town - Beckwith

MT

8

Hamilton PS 46

MT

8