Site

State

PM NowCast (ug/m3)

Libby Courthouse

MT

24

Columbia Falls

MT

16

Pinehurst

ID

15

Sandpoint U of I

ID

14

Sidney 201

MT

14

Seeley Elementary School

MT

11

St. Maries

ID

9

Nursery Rd.

ID

9

Bozeman High School

MT

8

Fargo NW

ND

6