Site

State

PM AQI* (ug/m3)

Libby Courthouse

MT

12

St. Maries

ID

12

Kamiah

ID

10

Grangeville

ID

9

Seeley Elementary School

MT

9

Havre

MT

9

Pinehurst

ID

9

Lewiston

ID

8

French Town - Beckwith

MT

7

Thompson Falls HS

MT

7