Site

State

PM NowCast (ug/m3)

Libby Courthouse

MT

18

Butte Greely School

MT

15

Seeley Elementary School

MT

14

Thompson Falls HS

MT

13

Lostwood NWR

ND

12

Dillon

MT

11

Pinehurst

ID

10

Kamiah

ID

10

St. Maries

ID

9

French Town - Beckwith

MT

9