Site

State

PM NowCast (ug/m3)

Libby Courthouse

MT

25

St. Maries

ID

18

Kamiah

ID

18

Plummer CDA Tribe

ID

15

Lewistown

MT

12

Seeley Elementary School

MT

11

Pinehurst

ID

11

Havre

MT

10

Grangeville

ID

9

Sidney 201

MT

9