Site

State

PM NowCast (ug/m3)

Libby Courthouse

MT

36

Sandpoint U of I

ID

30

Columbia Falls

MT

27

Thompson Falls HS

MT

24

Lewiston

ID

22

St. Maries

ID

22

Lancaster

ID

21

Butte Greely School

MT

18

Rossiter Pump House

MT

17

RYDER

ND

13