Site

State

PM NowCast (ug/m3)

Birney

MT

13

Dillon

MT

12

Lewiston

ID

10

Broadus

MT

9

Plummer CDA Tribe

ID

8

Porthill

BC

6

Hamilton PS 46

MT

6

Libby Courthouse

MT

6

Missoula Boyd Park

MT

6

Grangeville

ID

6