Site

State

PM NowCast (ug/m3)

Libby Courthouse

MT

36

Pinehurst

ID

30

Seeley Elementary School

MT

28

Rossiter Pump House

MT

24

Columbia Falls

MT

21

RYDER

ND

21

St. Maries

ID

17

Butte Greely School

MT

15

Sandpoint U of I

ID

14

Lewiston

ID

11