Site

State

PM NowCast (ug/m3)

Lewiston

ID

21

Broadus

MT

14

Butte Greely School

MT

13

Seeley Elementary School

MT

11

Grangeville

ID

11

Great Falls Overlook Park

MT

10

Lapwai

ID

10

Plummer CDA Tribe

ID

8

Billlings Lockwood

MT

8

RYDER

ND

8