Site

State

PM AQI* (ug/m3)

Pinehurst

ID

20

Libby Courthouse

MT

16

St. Maries

ID

14

Kamiah

ID

13

Seeley Elementary School

MT

11

Havre

MT

11

Sandpoint U of I

ID

10

French Town - Beckwith

MT

10

Beulah North

ND

10

Sidney 201

MT

8