Site

State

PM AQI* (ug/m3)

Seeley Elementary School

MT

26

Libby Courthouse

MT

24

Columbia Falls

MT

17

Beulah North

ND

17

Pinehurst

ID

16

Bismarck Residential

ND

16

Hannover

ND

16

Sandpoint U of I

ID

14

Rossiter Pump House

MT

14

Fargo NW

ND

13