Site

State

PM NowCast (ug/m3)

Birney

MT

15

Havre

MT

13

Butte Greely School

MT

13

Lewiston

ID

11

Broadus

MT

11

Columbia Falls

MT

9

Plummer CDA Tribe

ID

9

Libby Courthouse

MT

9

Billlings Lockwood

MT

8

Seeley Elementary School

MT

8